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Abelia – Synonym: syn. Abelia rupestris
Abelia
Abeliophyllum
Abelmoschus
Abelmoschus – Synonym: syn. Hibiscus esculentus
Abelmoschus – Synonym: syn. Hibiscus manihot
Abies
Abies – Synonym: syn. Abies amabilis 'Procumbens'
Abies – Synonym: syn. Abies balsamea f. hudsonia
Abies – Synonym: syn. Abies nobilis
Abietinella
Abildgaardia
Abroma
Abromeitiella
Abronia
Abrus
Abutilon – Synonym: syn. Abutilon 'Souvenir de Bonn'
Abutilon
Abutilon – Synonym: syn. Abutilon molle
Abutilon – Synonym: syn. Abutilon vexillarium
Abutilon – Synonym: syn. Abutilon striatum
Acacia
Acacia – Synonym: syn. Acacia latrobei
Acacia – Synonym: syn. Acacia uncinata
Acacia – Synonym: syn. Acacia subporosa
Acacia – Synonym: syn. Acacia cliftoniana
Acacia – Synonym: syn. Racosperma dealbatum, A. decurrens var. dealbata
Acacia – Synonym: syn. Acacia cometes
Acacia – Synonym: syn. Acacia decurrens f. mollis
Acacia – Synonym: syn. Acacia longifolia subsp. sophorae
Acaciella
Acaciella – Synonym: syn. Leucaena glauca
Acaena
Acaena – Synonym: syn. Acaena glauca
Acaena – Synonym: syn. Acaena glaucophylla; syn. Acaena adscendens
Acalypha
Acalypha – Synonym: syn. Acalypha pendula
Acalypha – Synonym: syn. Acalypha sanderi
Acanthocalycium
Acanthocereus
Acantholimon
Acanthopanax
Acanthophyllum – Synonym: syn. Gypsophila cerastioides
Acanthophyllum
Acanthoprasium – Synonym: syn. Ballota frutescens
Acanthorhipsalis
Acanthus
Acanthus – Synonym: syn. Acanthus balcanicus
Acca
Acer
Acer – Synonym: syn. Acer lobelii
Acer – Synonym: syn. Acer grosseri
Acer – Synonym: syn. Acer saccharum subsp. grandidentatum
Acer – Synonym: syn. Acer trautvetteri
Acer – Synonym: syn. Kalopanax pictus var. maximowiczii
Acer – Synonym: syn. Acer trifolium
Acer – Synonym: syn. Acer creticum; syn. Acer syriacum
Acer – Synonym: syn. Acer palmatum 'Ribesifolium'
Acer – Synonym: syn. Acer palmatum var. dissectum
Acer – Synonym: syn. Acer oblongum var. biauratum
Acer – Synonym: syn. Kalopanax pictus
Acer – Synonym: syn. Acer orientale
Acer – Synonym: syn. Acer ginnala
Acer – Synonym: syn. Acer × neglectum
Achillea – Synonym: syn. Achillea serbica
Achillea
Achillea – Synonym: syn. Achillea sibirica
Achillea – Synonym: syn. Achillea santolina
Achillea – Synonym: syn. Otanthus maritimus
Achillea – Synonym: syn. Achillea millefolium 'The Beacon'
Achillea – Synonym: syn. Achillea ptarmica 'The Pearl'
Achimenes
Achimenes – Synonym: syn. Achimenes coccinea
Achnagrostis
Achnatherum
Achnatherum – Synonym: syn. Stipa calamagrostis
Achnatherum – Synonym: syn. Stipa extremiorientalis; syn. Stipa pekinensis
Achras
Achyranthemum – Synonym: syn. Helichrysum paniculatum
Achyranthes
Acianthera – Synonym: syn. Pleurothallis vittata
Acianthera – Synonym: syn. Pleurothallis sonderiana
Acineta – Synonym: syn. Acineta densa
Acinos
Aciphylla
Acis
Acis – Synonym: syn. Leucojum autumnale
Acis – Synonym: syn. Leucojum ionicum
Acis – Synonym: syn. Leucojum trichophyllum
Acis – Synonym: syn. Leucojum nicaeense
Acis – Synonym: syn. Leucojum roseum
Acis – Synonym: syn. Leucojum valentinum
Acmadenia
Acmena
Acnistus
Acoelorraphe
Acokanthera – Synonym: syn. Carissa spectabilis
Acokanthera – Synonym: syn. Acokanthera venenata
Aconitum
Aconitum – Synonym: syn. Aconitum × paniculatum
Aconitum – Synonym: syn. Aconitum proliferum
Aconogonon
Acorus
Acorus – Synonym: syn. Acorus gramineus 'Variegatus'
Acorus – Synonym: syn. Acorus gramineus 'Minimus Aureus'
Acorus – Synonym: syn. Acorus gramineus 'Albovariegatus'
Acridocarpus
Acrocomia
Acrodon
Acrostichum – Synonym: syn. Dorycnium hirsutum
Acrostichum
Actaea – Synonym: syn. Cimicifuga foetida
Actaea
Actaea – Synonym: syn. Cimicifuga dahurica
Actaea – Synonym: syn. Cimicifuga europaea
Actaea – Synonym: syn. Cimicifuga acerina
Actaea – Synonym: syn. Actaea alba
Actaea – Synonym: syn. Cimicifuga racemosa var. cordifolia
Actaea – Synonym: syn. Cimicifuga racemosa
Actaea – Synonym: syn. Cimicifuga ramosa
Actinidia
Actinidia – Synonym: syn. Actinidia giraldii
Actinidia – Synonym: syn. Actinidia deliciosa
Actiniopteris
Actiniopteris – Synonym: syn. Actiniopteris radiata
Actinostrobus
Actinotus
Acuston – Synonym: syn. Fibigia lunarioides
Ada
Adansonia
Adelinia – Synonym: syn. Cynoglossum grande
Adelonema – Synonym: syn. Homalomena wallisii
Adenandra
Adenandra – Synonym: syn. Adenandra serpyllacea
Adenandra – Synonym: syn. Adenandra umbellata
Adenanthos
Adenia
Adenium
Adenium – Synonym: syn. Adenium arabicum
Adenocarpus
Adenophora
Adenostoma
Adenostyles
Adhatoda
Adiantum
Adiantum – Synonym: syn. Adiantum williamsii
Adiantum – Synonym: syn. Adiantum lunulatum
Adiantum – Synonym: syn. Adiantum cuneatum
Adlumia – Synonym: syn. Adlumia cirrhosa
Adonidia – Synonym: syn. Veitchia merrillii
Adonis
Adromischus
Adromischus – Synonym: syn. Adromischus festivus
Adromischus – Synonym: syn. Cotyledon phillipsiae
Adromischus – Synonym: syn. Adromischus rhombifolius var. sphenophyllus
Aechmea
Aechmea – Synonym: syn. Portea leptantha
Aeginetia
Aegonychon – Synonym: syn. Buglossoides purpurocaerulea; syn. Lithospermum purpurocaeruleum
Aegopodium
Aeollanthus
Aeonium
Aeonium – Synonym: syn. Aeonium korneliuslemsii
Aeonium – Synonym: syn. Greenovia aurea
Aeonium – Synonym: syn. Aeonium × floribundum
Aeonium – Synonym: syn. Aeonium caespitosum
Aërides
Aerva
Aeschynanthus
Aeschynanthus – Synonym: syn. Aeschynanthus grandiflorus
Aeschynanthus – Synonym: syn. Aeschynanthus pulcher, Aeschynanthus lobbianus
Aesculus
Aesculus – Synonym: syn. Aesculus arguta
Aesculus – Synonym: syn. Aesculus pavia var. humilis
Aethionema
Aframomum
Afrocarpus – Synonym: syn. Podocarpus falcatus
Afrocarpus – Synonym: syn. Podocarpus gracilior
Afzelia
Agapanthus
Agapanthus – Synonym: syn. Agapanthus patens
Agapanthus – Synonym: syn. Agapanthus dyeri
Agapanthus – Synonym: syn. Agapanthus praecox 'Flore Pleno'
Agapanthus – Synonym: syn. Agapanthus comptonii; syn. Agapanthus longispathus; syn. Agapanthus orientalis
Agapetes
Agapetes – Synonym: syn. Corallobotrys acuminata
Agarista
Agarista – Synonym: syn. Leucothoë populifolia; syn. Leucothoë walteri
Agastache
Agastache – Synonym: syn. Agastache anethiodora; syn. Agastache anisata
Agastache – Synonym: syn. Agastache barberi
Agathea
Agathis
Agathosma
Agathosma – Synonym: syn. Barosma crenulata
Agathosma – Synonym: syn. Barosma foetidissima
Agathosma – Synonym: syn. Barosma lanceolata
Agave
Agave – Synonym: syn. Agave americana 'Variegata'
Agave – Synonym: syn. Agave franzosini
Agave – Synonym: syn. Polianthes tuberosa
Agave – Synonym: syn. Agave lurida
Agave – Synonym: syn. Agave beaulueriana
Agave – Synonym: syn. Agave cernua
Agave – Synonym: syn. Bonapartea filamentosa
Agave – Synonym: syn. Agave univittata
Agave – Synonym: syn. Agave ferdinandi-regis
Agave – Synonym: syn. Agave ferox
Agave – Synonym: syn. Manfreda variegata
Ageratina
Ageratina – Synonym: syn. Eupatorium ageratoides; syn. Eupatorium rugosum
Ageratina – Synonym: syn. Eupatorium ligustrinum
Ageratum
Ageratum – Synonym: syn. Ageratum mexicanum
Aglaomorpha
Aglaonema
Aglaonema – Synonym: syn. Aglaonema marantiifolium var. tricolor
Agonis
Agrimonia
Agrostemma
Aichryson
Aichryson – Synonym: syn. Aeonium × domesticum
Ailanthus
Ajania – Synonym: syn. Chrysanthemum pacificum
Ajuga
Akebia
Akersia
Alangium
Alberta
Albizia
Albizia – Synonym: syn. Albizia julibrissin f. rosea
Albuca
Albuca – Synonym: syn. Ornithogalum caudatum; syn. Ornithogalum longibracteatum
Alcantarea – Synonym: syn. Vriesea imperialis
Alcantarea – Synonym: syn. Vriesea regina
Alcea – Synonym: syn. Alcea pallida
Alcea
Alcea – Synonym: syn. Althaea rosea
Alchemilla
Alchornea
Aldrovanda
Alectryon
Aleurites
Alisma
Alisma – Synonym: syn. Alisma parviflorum
Alkanna
Alkekengi
Alkekengi – Synonym: syn. Alkekengi officinarum var. franchetii 'Pygmy'
Allagoptera
Allamanda
Allamanda – Synonym: syn. Allamanda grandiflora
Allamanda – Synonym: syn. schootii
Allamanda – Synonym: syn. hendersonii
Alliaria
Allium
Allium – Synonym: syn. Allium murrayanum
Allium – Synonym: syn. Allium azureum
Allium – Synonym: syn. Allium albopilosum
Allium – Synonym: syn. Allium senescens subsp. montanum
Allium – Synonym: syn. Allium ostrowskianum
Allium – Synonym: syn. Allium glaucum
Allium – Synonym: syn. Allium bulgaricum; syn. Nectaroscordum bulgaricum
Allium – Synonym: syn. Nectaroscordum siculum
Allocasuarina
Allocasuarina – Synonym: syn. Casuarina verticillata
Alloplectus
Alloxylon
Alloxylon – Synonym: syn. Embothrium wickhamii
Alluaudia
Alluaudiopsis
Alniaria – Synonym: syn. Sorbus alnifolia
Alnus – Synonym: syn. Alnus viridis
Alnus
Alnus – Synonym: syn. Alnus cremastogyne var. multinervis
Alnus – Synonym: syn. Alnus oregana
Alocasia
Alocasia – Synonym: syn. Alocasia metallica
Alocasia – Synonym: syn. Alocasia indica
Alocasia – Synonym: syn. Alocasia × amazonica
Aloë
Aloë – Synonym: syn. Aloë dumetorum
Aloë – Synonym: syn. Aloë microstigma subsp. framesii
Aloë – Synonym: syn. Aloë saponaria
Aloë – Synonym: syn. Aloë mitriformis
Aloë – Synonym: syn. Aloë sessiliflora
Aloë – Synonym: syn. Aloë barbadensis; syn. Aloë vulgaris
Aloiampelos – Synonym: syn. Aloë ciliaris
Aloiampelos – Synonym: syn. Aloë striatula
Aloiampelos
Aloidendron – Synonym: syn. Aloë bainesii
Aloidendron – Synonym: syn. Aloë dichotoma
Aloidendron – Synonym: syn. Aloë pillansii
Aloidendron – Synonym: syn. Aloë ramosissima
Aloinopsis
Aloinopsis – Synonym: syn. Nananthus rosulatus
Alonsoa
Alonsoa – Synonym: syn. Alonsoa warscewiczii
Alopecurus
Aloysia – Synonym: syn. Aloysia triphylla, Lippia citrodora
Aloysia – Synonym: syn. Lippia lycioides
Aloysia
Alpinia
Alpinia – Synonym: syn. Alpinia speciosa
Alpinia – Synonym: syn. Alpinia sanderae
Alsobia – Synonym: syn. Episcia
Alsobia – Synonym: syn. Episcia dianthiflora
Alsobia – Synonym: syn. Episcia punctata
Alsomitra
Alsophila – Synonym: syn. Cyathea australis
Alsophila
Alsophila – Synonym: syn. Cyathea spinulosa
Alsophila – Synonym: syn. Cyathea dealbata
Alstonia
Alstroemeria
Alstroemeria – Synonym: syn. Alstroemeria aurantiaca
Alstroemeria – Synonym: syn. Alstroemeria haemantha
Alstroemeria – Synonym: syn. Alstroemeria pulchella var. pilosa
Alstroemeria – Synonym: syn. Alstroemeria pulchella
Alternanthera
Alternanthera – Synonym: syn. Alternanthera ficoidea var. amoena; syn. Alternanthera latifolia
Alternanthera – Synonym: syn. Alternanthera paronychioides major
Alternanthera – Synonym: syn. Alternanthera versicolor [(Lem.) Regel]
Althaea
Alyogyne
Alyogyne – Synonym: syn. Hibiscus huegelii
Alyssoides
Alyssum
Alyxia
Amaranthus
Amaranthus – Synonym: syn. Amaranthus paniculatus
Amaranthus – Synonym: syn. Amaranthus gangeticus
Amarcrinum – Synonym: syn. × Amarcrinum 'Howardii'
Amarine
Amaryllis
Amasonia
Amberboa – Synonym: syn. Centaurea moschata; syn. Centaurea suaveolens
Ambrosia
Ambrosia – Synonym: syn. Hymenoclea salsola
Amelanchier
Amelanchier – Synonym: syn. Amelanchier florida
Amelanchier – Synonym: syn. Amelanchier asiatica var. sinica
Amelasorbus
Amentotaxus
Amherstia
Amicia
Ammobium
Ammocharis
Ammocharis – Synonym: syn. Cybistetes longifolia; syn. Crinum longifolium
Amomyrtus – Synonym: syn. Myrtus luma, syn. Luma apiculata
Amorpha
Amorphophallus
Ampelodesmos
Ampelopsis – Synonym: syn. Vitis dissecta
Ampelopsis
Ampelopsis – Synonym: syn. Ampelopsis brevipedunculata var. maximowiczii
Ampelopsis – Synonym: syn. Vitis orientalis
Amphilophium
Amphilophium – Synonym: syn. Bignona cherere; syn. Distictis buccinatoria; syn. Phaedranthus buccinatorius
Amphilophium – Synonym: syn. Distictis laxiflora
Amphithalea – Synonym: syn. Priestleya hirsuta
Amphithalea – Synonym: syn. Priestleya tomentosa
Amphithalea
Amsonia
Amsonia – Synonym: syn. Rhazya orientalis
Anacampseros
Anacampseros – Synonym: syn. Anacampseros alstonii
Anacampseros – Synonym: syn. Anacampseros filamentosa subsp. tomentosa
Anacamptis – Synonym: syn. Orchis boryi
Anacamptis – Synonym: syn. Orchis coriophora subsp. fragrans
Anacamptis – Synonym: syn. Orchis laxiflora
Anacamptis
Anacamptis – Synonym: syn. Orchis palustris
Anacamptis – Synonym: syn. Orchis papilionacea
Anacamptis – Synonym: syn. Orchis pyramidalis
Anacardium
Anacyclus
Anacyclus – Synonym: syn. Anacyclus pyrethrum var. depressus
Anagallis
Anagyris
Ananas
Ananas – Synonym: syn. Ananas bracteatus
Ananas – Synonym: syn. Ananas comosus var. variegatus
Ananas – Synonym: syn. Ananas nanus
Ananas – Synonym: syn. Ananas sativus
Anapalina
Anaphalioides – Synonym: syn. Helichrysum bellidioides
Anaphalis
Anchusa
Anchusa – Synonym: syn. Anchusa italica
Ancistrocactus
Andrachne
Androcymbium
Andromeda
Andromeda – Synonym: syn. Androsace carnea subsp. brigantiaca
Andropogon
Androsace
Andryala
Aneilema
Anemanthele – Synonym: syn. Stipa arundinacea
Anemia
Anemonastrum
Anemonastrum – Synonym: syn. Anemone canadensis
Anemonastrum – Synonym: syn. Anemone narcissiflora
Anemonastrum – Synonym: syn. Anemone polyanthes
Anemone
Anemone – Synonym: syn. Anemone fulgens
Anemonella
Anemonoides
Anemonoides – Synonym: syn. Anemone nemorosa
Anemonoides – Synonym: syn. Anemone sylvestris 'Macrantha'
Anemonopsis
Anemopaegma – Synonym: syn. Bignonia chamberlaynii
Anethum
Angelica – Synonym: syn. Archangelica officinalis
Angelica
Angophora
Angraecum
Angraecum – Synonym: syn. Angraecum superbum
Anguloa
Angulocaste
Anigozanthos
Anigozanthos – Synonym: syn. Anigozanthos coccineus
Anisacanthus
Anisodontea – Synonym: syn. Malva capensis; Malvastrum capensis
Anisodontea
Annona
Anomatheca
Anredera – Synonym: syn. Boussingaultia baselloides
Anredera – Synonym: syn. Boussingaultia cordifolia
Ansellia
Antelaea
Antennaria
Anthemis
Anthemis – Synonym: syn. Anthemis carpartica
Anthericum
Antholyza
Anthoxanthum
Anthriscus
Anthurium
Anthurium – Synonym: syn. Anthurium × cultorum
Anthurium – Synonym: syn. Anthurium kalbreyeri
Anthurium – Synonym: syn. Anthurium ellipticum
Anthurium – Synonym: syn. Anthurium erythrocarpum
Anthurium – Synonym: syn. Anthurium × hortulanum
Anthyllis
Anthyllis – Synonym: syn. Anthyllis vulneraria subsp. praepropera
Antiaris
Antigonon
Antimima – Synonym: syn. Ruschia dualis
Antimima – Synonym: syn. Ruschia radicans
Antimima – Synonym: syn. Ruschia stayneri
Antimima – Synonym: syn. Ruschia bina
Antirrhinum
Antirrhinum – Synonym: syn. Antirrhinum barrelieri
Anubias
Anubias – Synonym: syn. Anubias lanceolata
Anubias – Synonym: syn. Anubias nana
Aphelandra
Aphelandra – Synonym: syn. Aphelandra nitens
Aphelandra – Synonym: syn. Aphelandra atrovirens
Aphelandra – Synonym: syn. Aphelandra fuscopunctata
Aphelandra – Synonym: syn. Stenandrium lindenii
Aphyllanthes
Apios
Apium
Apoballis – Synonym: syn. Schismatoglottis concinna
Apodytes
Apollonias
Aponogeton
Aporocactus
Aporodisocactus – Synonym: syn. × Heliaporus smithii
Aptenia
Apteranthes – Synonym: syn. Caralluma burchardii
Apteranthes – Synonym: syn. Caralluma europaea
Apteranthes – Synonym: syn. Caralluma munbyana
Aptosimum
Aquilegia
Arabidopsis – Synonym: syn. Arabis halleri
Arabis
Arachis
Arachniodes
Arachnis
Aralia
Araucaria
Araucaria – Synonym: syn. Araucaria imbricata
Araucaria – Synonym: syn. Araucaria glauca
Araucaria – Synonym: syn. Araucaria excelsa
Araujia
Arbutus
Arbutus – Synonym: syn. Arbutus unedo var. rubra
Arbutus – Synonym: syn. Arbutus glandulosa
Archanthemis – Synonym: syn. Anthemis marschalliana
Archontophoenix
Archontophoenix – Synonym: syn. Seaforthia elegans
Arctanthemum
Arctanthemum – Synonym: syn. Dendranthema arcticum
Arctium
Arctostaphylos
Arctotheca
Arctotis
Arctotis – Synonym: syn. Venidium decurrens
Arctotis – Synonym: syn. Venidium fastuosum
Arctotis – Synonym: syn. Venidium hirsutum
Arctotis – Synonym: syn. Arctotis laevis; syn. Arctotis squarrosa
Arctotis – Synonym: syn. Arctotis grandis; syn. Arctotis stoechadifolia var. grandis
Ardisia
Ardisia – Synonym: syn. Ardisia crispa
Ardisia – Synonym: syn. Ardisia acuminata
Areca
Arecastrum
Arenaria
Arenaria – Synonym: syn. Arenaria lithops
Arenga
Argania
Argemone
Argusia
Argyranthemum
Argyranthemum – Synonym: syn. Chrysanthemum frutescens
Argyreia
Argyrella – Synonym: syn. Dissotis canescens; syn. Dissotis incana
Argyrocytisus – Synonym: syn. Cytisus battandieri
Argyroderma
Aria
Aria – Synonym: syn. Sorbus aria
Aria – Synonym: syn. Sorbus graeca
Aria – Synonym: syn. Sorbus umbellata
Ariocarpus – Synonym: syn. Neogomesia agavioides
Ariocarpus – Synonym: syn. Roseocactus fissuratus
Ariocarpus – Synonym: syn. Roseocactus kotschoubeyanus
Ariocarpus – Synonym: syn. Ariocarpus furfuraceus
Ariocarpus
Arisaema
Arisarum
Aristaloe – Synonym: syn. Aloë aristata
Aristea – Synonym: syn. Aristea confusa; syn. Aristea macrocarpa
Aristea – Synonym: syn. Aristea thyrsiflora; syn. Aristea major
Aristea
Aristida
Aristolochia
Aristolochia – Synonym: syn. Aristolochia leuconeura
Aristolochia – Synonym: syn. Aristolochia elegans
Aristolochia – Synonym: syn. Aristolochia elongata
Aristolochia – Synonym: syn. Aristolochia scabridula
Aristolochia – Synonym: syn. Aristolochia altissima
Aristotelia
Armeria
Armeria – Synonym: syn. Armeria plantaginea
Armeria – Synonym: syn. Armeria fasciculata
Armoracia – Synonym: syn. Cochlearia armoracia
Arnica
Aronia
Arrhenatherum
Artemisia
Artemisia – Synonym: syn. Artemisia camphorata
Artemisia – Synonym: syn. Artemisia caucasica
Artemisia – Synonym: syn. Artemisia canescens
Artemisia – Synonym: syn. Artemisia lanata [W.D.J.Koch]
Artemisia – Synonym: syn. Artemisia tridentata subsp. nova
Artemisia – Synonym: syn. Artemisia canariensis
Artemisia – Synonym: syn. Seriphidium tridentatum
Artemisia – Synonym: syn. Seriphidium vallesiacum
Arthrocereus
Arthropodium
Arthropodium – Synonym: syn. Dichopogon strictus
Artocarpus – Synonym: syn. Artocarpus communis; syn. Artocarpus incisus
Artocarpus – Synonym: syn. Artocarpus altilis
Arum
Arum – Synonym: syn. Arum vulgare
Arum – Synonym: syn. Arum dioscoridis
Aruncus
Aruncus – Synonym: syn. Aruncus aethusifolius
Arundinaria
Arundinaria – Synonym: syn. Arundinaria gigantea subsp. tecta
Arundo
Asarina
Asarina – Synonym: syn. Antirrhinum asarina
Asarum
Asclepias
Ascocenda
Ascocentrum
Asimina
Aspalathus
Asparagus
Asparagus – Synonym: syn. Asparagus medeoloides
Asparagus – Synonym: syn. Asparagus crispus [Lam.]
Asparagus – Synonym: syn. Asparagus densiflorus 'Myersii'
Asparagus – Synonym: syn. Asparagus sarmentosus
Asparagus – Synonym: syn. Asparagus myriocladus
Asparagus – Synonym: syn. Asparagus stipularis
Asparagus – Synonym: syn. Asparagus scandens var. deflexus; syn. Asparagus crispus
Asparagus – Synonym: syn. Asparagus macowanii
Asparagus – Synonym: syn. Asparagus plumosus
Asparagus – Synonym: syn. Asparagus madagascariensis
Asperula
Asphodeline
Asphodelus
Asphodelus – Synonym: syn. Asphodelus microcarpus var. aestivus
Asphodelus – Synonym: syn. Asphodelus microcarpus [Rchb.]
Aspidistra
Aspidistra – Synonym: syn. Aspidistra lurida
Asplenium – Synonym: syn. Asplenium onopteris
Asplenium
Asplenium – Synonym: syn. Asplenium nidus var. australasicum
Asplenium – Synonym: syn. Ceterach officinarum
Asplenium – Synonym: syn. Asplenium viviparum
Asplenium – Synonym: syn. Asplenium lanceolatum
Asplenium – Synonym: syn. Phyllitis scolopendrium
Asplenium – Synonym: syn. Asplenium decorum; syn. Asplenium belangeri
Astartea
Astelia
Aster
Aster – Synonym: syn. Microglossa albescens
Aster – Synonym: syn. Aster cylleneus
Aster – Synonym: syn. Kalimeris incisa
Aster – Synonym: syn. Kalimeris yomena
Asteriscium – Synonym: syn. Eryngium tricuspidatum
Asteriscus
Astilbe
Astilbe – Synonym: syn. Astilbe × arendsii; syn. Astilbe × crispa
Astilbe – Synonym: syn. Astilbe chinensis var. pumila
Astilbe – Synonym: syn. Astilbe chinensis var. taquetii
Astilboides – Synonym: syn. Rodgersia tabularis
Astragalus
Astragalus – Synonym: syn. Astragalus centralpinus
Astrantia
Astrophytum
Asystasia
Athamanta
Athanasia
Athyrium
Athyrium – Synonym: syn. Athyrium niponicum 'Pictum'
Atocion
Atraphaxis
Atriplex
Atriplex – Synonym: syn. Cremnophyton lanfrancoi
Atropa
Aubrieta
Aucuba – Synonym: syn. Aucuba japonica 'Picturata'
Aucuba – Synonym: syn. Aucuba japonica 'Salicifolia'
Aucuba
Audouinia
Aulax – Synonym: syn. Aulax pinifolia
Aulax – Synonym: syn. Aulax cneorifolia
Auranticarpa – Synonym: syn. Pittosporum rhombifolium
Aurinia
Aurinia – Synonym: syn. Aurinia saxatilis 'Lutea'
Aurinia – Synonym: syn. Aurinia saxatilis 'Flore Pleno'
Aurinia – Synonym: syn. Alyssum saxatile
Australluma
Austrocylindropuntia – Synonym: syn. Opuntia subulata
Austrocylindropuntia – Synonym: syn. Opuntia vestita
Austroderia – Synonym: syn. Cortaderia fulvida
Austroderia – Synonym: syn. Cortaderia richardii
Austrostipa – Synonym: syn. Stipa nodosa
Austrostipa – Synonym: syn. Stipa ramosissima
Austrostipa – Synonym: syn. Stipa semibarbata
Austrostipa – Synonym: syn. Stipa tenuifolia
Avena
Avenella
Avenella – Synonym: syn. Deschampsia flexuosa
Averrhoa – Synonym: syn. Pereskia subulata; syn. Opuntia subulata; syn. Cylindropuntia subulata; syn. Maihueniopsis subulata; syn. Opuntia exaltata
Avicennia
Aylostera – Synonym: syn. Rebutia albiflora
Aylostera – Synonym: syn. Rebutia deminuta; syn. Rebutia pseudodeminuta
Aylostera – Synonym: syn. Rebutia aureiflora; syn. Rebutia einsteinii
Aylostera – Synonym: syn. Rebutia fiebrigii
Aylostera – Synonym: syn. Rebutia kupperiana
Aylostera – Synonym: syn. Rebutia muscula
Aylostera – Synonym: syn. Rebutia pygmaea
Aylostera – Synonym: syn. Rebutia spinosissima
Azadirachta – Synonym: syn. Antelaea azadarach
Azara
Azara – Synonym: syn. Azara gilliesii
Azolla
Azolla – Synonym: syn. Azolla mexicana
Azorella – Synonym: syn. Azorella trifurcata 'Minor'
Azorella
Azorina
Aztekium
Azureocereus
Babiana
Babiana – Synonym: syn. Babiana pulchra
Babiana – Synonym: syn. Babiana velutina
Babiana – Synonym: syn. Babiana disticha; syn. Babiana plicata
Babiana – Synonym: syn. Babiana velutina var. nana
Babiana – Synonym: syn. Gladiolus nanus
Babiana – Synonym: syn. Babiana stricta
Babiana – Synonym: syn. Babiana macrantha
Babiana – Synonym: syn. Antholyza ringens
Baccharis
Bacopa
Bactris
Baculellum – Synonym: syn. Senecio articulatus
Baeckea
Bahiopsis – Synonym: syn. Viguiera deltoidea
Bahiopsis – Synonym: syn. Viguiera laciniata
Bahiopsis – Synonym: syn. Viguiera deltoidea var. parishii
Baikiaea
Baileya
Balaka
Balanites
Baldellia
Ballota
Baloskion
Baloskion – Synonym: syn. Restio tetraphyllus
Bamburanta
Bambusa
Bambusa – Synonym: syn. Bambusa glaucescens f. alphonso-karrii; syn. Bambusa multiplex var. riviereorum
Bambusa – Synonym: syn. Bambusa glaucescens
Bambusa – Synonym: syn. Bambusa vulgaris f. vittata
Banksia
Banksia – Synonym: syn. Dryandra calophylla
Banksia – Synonym: syn. Dryandra formosa
Banksia – Synonym: syn. Dryandra fraseri
Banksia – Synonym: syn. Dryandra quercifolia
Banksia – Synonym: syn. Dryandra kippistiana
Banksia – Synonym: syn. Dryandra cuneata
Banksia – Synonym: syn. Dryandra sessilis
Banksia – Synonym: syn. Dryandra praemorsa
Baptisia
Barbarea
Barkeria
Barklya
Barleria
Barnadesia – Synonym: syn. Barnadesia rosea
Barnadesia
Barosma
Barringtonia
Bartlettina – Synonym: syn. Eupatorium atrorubens; syn. Eupatorium ianthinum
Basella – Synonym: syn. Basella rubra
Basella
Bashania
Bassia
Bassia – Synonym: syn. Kochia scoparia
Bauera
Bauhinia
Bauhinia – Synonym: syn. Bauhinia candicans
Bauhinia – Synonym: syn. Bauhinia punctata [Bolle]
Beaucarnea
Beaufortia
Beaumontia
Begonia
Begonia – Synonym: syn. Begonia peponifolia
Begonia – Synonym: syn. Begonia crispula
Begonia – Synonym: syn. Begonia semperflorens
Begonia – Synonym: syn. Begonia partita
Begonia – Synonym: syn. Begonia foliosa var. miniata
Begonia – Synonym: syn. Begonia discolor; syn. Begonia evansiana
Begonia – Synonym: syn. Begonia sinensis
Begonia – Synonym: syn. Begonia metachroa
Begonia – Synonym: syn. Begonia incana
Begonia – Synonym: syn. Begonia elatior; syn. Begoniavitifolia
Begonia – Synonym: syn. Begonia daedalea
Begonia – Synonym: syn. Begonia acida
Begonia – Synonym: syn. Begonia schmidtiana
Begonia – Synonym: syn. Begonia davisii
Beilschmiedia
Bejaria
Belamcanda
Bellardia
Bellevalia
Bellevalia – Synonym: syn. Muscari paradoxa
Bellis
Bellium
Beloperone
Bencomia
Benincasa
Berberidopsis
Berberis
Berberis – Synonym: syn. Mahonia amplectens
Berberis – Synonym: syn. Mahonia aquifolium
Berberis – Synonym: syn. Mahonia bealei
Berberis – Synonym: syn. Mahonia californica
Berberis – Synonym: syn. Mahonia eurybracteata
Berberis – Synonym: syn. Mahonia fortunei
Berberis – Synonym: syn. Mahonia fremontii
Berberis – Synonym: syn. Mahonia haematocarpa
Berberis – Synonym: syn. Mahonia × media
Berberis – Synonym: syn. Mahonia japonica
Berberis – Synonym: syn. Berberis buxifolia
Berberis – Synonym: syn. × Mahoberberis aquisargentii
Berberis – Synonym: syn. Mahonia acanthifolia; syn. Mahonia duclouxiana; syn. Mahonia siamensis
Berberis – Synonym: syn. Mahonia napaulensis
Berberis – Synonym: syn. Mahonia nervosa
Berberis – Synonym: syn. Mahonia nevinii
Berberis – Synonym: syn. Mahonia lomariifolia
Berberis – Synonym: syn. Mahonia pinnata
Berberis – Synonym: syn. Mahonia repens
Berberis – Synonym: syn. Berberis stenophylla
Berberis – Synonym: syn. Berberis × irwinii [Bijh.]
Berberis – Synonym: syn. Berberis thunbergii 'Crimson Pygmy'
Berberis – Synonym: syn. Mahonia trifoliolata
Berberis – Synonym: syn. Berberis linearifolia
Berberis – Synonym: syn. Berberis gagnepainii var. lanceifolia
Berchemia
Bergenia
Bergenia – Synonym: syn. Bergenia cordifolia
Bergenia – Synonym: syn. Bergenia ornata
Bergera – Synonym: syn. Murraya koenigii
Bergeranthus
Bergerocactus
Berkheya – Synonym: syn. Berkheya ilicifolia
Berkheya
Berlandiera
Bertholletia
Bertolonia – Synonym: syn. × Bertonerila houtteana
Bertolonia
Bertolonia – Synonym: syn. Triolena pustulata
Bertonerila
Berzelia
Beschorneria
Bessera
Besseya
Beta
Betonica
Betonica – Synonym: syn. Stachys grandiflora
Betonica – Synonym: syn. Stachys monieri
Betonica – Synonym: syn. Stachys officinalis
Betula
Betula – Synonym: syn. Betula platyphylla
Betula – Synonym: syn. Betula albosinensis
Biancaea – Synonym: syn. Caesalpinia decapetala; syn. Caesalpinia japonica
Biancaea – Synonym: syn. Caesalpinia sappan
Biarum
Bidens – Synonym: syn. Bidens ferulifolia
Bidens
Biebersteinia
Bifrenaria
Bignonia – Synonym: syn. Clytostoma callistegioides
Bignonia
Bignonia – Synonym: syn. Saritaea magnifica
Bikkia
Billardiera – Synonym: syn. Sollya fusiformis
Billardiera – Synonym: syn. Sollya heterophylla
Billardiera
Billbergia
Billbergia – Synonym: syn. Billbergia venezuelana
Biophytum
Bischofia
Biscutella
Bismarckia
Bistorta
Bistorta – Synonym: syn. Polygonum carneum
Bistorta – Synonym: syn. Polygonum paleaceum
Bistorta – Synonym: syn. Polygonum vaccinifolium
Bituminaria – Synonym: syn. Psoralea bituminosa
Bixa
Blackstonia
Blechnum
Blechnum – Synonym: syn. Doodia media
Blechnum – Synonym: syn. Doodia aspera
Blechnum – Synonym: syn. Doodia caudata
Blepharis
Blepharocalyx – Synonym: syn. Myrciaria myriophylla; syn. Eugenia myriophylla
Blepharocalyx – Synonym: syn. Myrtus apiculata
Bletia
Bletilla
Blighia
Blitum – Synonym: syn. Chenopodium bonus-henricus
Blitum
Blitum – Synonym: syn. Chenopodium foliosum
Bloomeria – Synonym: syn. Bloomeria aurea
Bloomeria
Blossfeldia
Blumea
Blyxa
Bobartia – Synonym: syn. Bobartia spathacea
Bobea
Bocconia
Boehmeria
Boesenbergia
Bolbitis
Bolboschoenus
Boltonia
Bolusanthus
Bomarea
Bombax
Bongardia
Bontia
Boophone
Borago
Borassus
Bornmuellera – Synonym: syn. Leptoplax emarginata; syn. Peltaria emarginata
Bornmuellera
Boronia
Boronia – Synonym: syn. Boronia elatior
Borzicactus – Synonym: syn. Akersia roseiflora
Borzicactus
Borzicactus – Synonym: syn. Borzicactus roezlii
Boscia
Bosea
Boswellia
Boswellia – Synonym: syn. Boswellia carteri
Bothriochloa
Bothriochloa – Synonym: syn. Andropogon saccharoides
Bougainvillea
Bougainvillea – Synonym: syn. B. spectabilis 'Alba'?
Bougainvillea – Synonym: syn. Bougainvillea × buttiana 'Crimson Lake'
Bougainvillea – Synonym: syn. Bougainvillea × buttiana 'Scarlett O'Hara'
Bougainvillea – Synonym: syn. Bougainvillea glabra 'Sunset'
Bougainvillea – Synonym: syn. Bougainvillea glabra 'Raspberry Ice'
Bougainvillea – Synonym: syn. Bougainvillea × buttiana 'Alba'
Bouteloua
Bouteloua – Synonym: syn. Buchloe dactyloides
Bouteloua – Synonym: syn. Bouteloua oligostachya
Bouvardia
Bouvardia – Synonym: syn. Bouvardia humboldtii
Bouvardia – Synonym: syn. Bouvardia jacquinii; syn. Bouvardia glaberrima
Bouvardia – Synonym: syn. Bouvardia glaberrima
Bowenia
Bowiea
Bowkeria
Boykinia
Brabejum
Brachionidium
Brachychilum
Brachychiton
Brachyelytrum
Brachyglottis
Brachyglottis – Synonym: syn. Senecio compactus
Brachyglottis – Synonym: syn. Senecio greyi
Brachyglottis – Synonym: syn. Senecio hectorii
Brachyglottis – Synonym: syn. Senecio laxifolius
Brachyglottis – Synonym: syn. Senecio monroi
Brachylaena
Brachypodium
Brachyscome
Brachysema
Brachystachyum
Brachystegia
Brachystelma
Brachystigma
Brahea – Synonym: syn. Brahea elegans; syn. Erythea armata
Brahea
Brahea – Synonym: syn. Erythea edulis
Brasenia
Brasiliopuntia – Synonym: syn. Opuntia brasiliensis
Brassavola – Synonym: syn. Epidendrum cucullata
Brassavola – Synonym: syn. Epidendrum nodosa
Brassavola – Synonym: syn. Brassavola fragrans; syn. Brassavola perrinii
Brassia
Brassia – Synonym: syn. Ada aurantiaca
Brassia – Synonym: syn. Brassia lawrenceana
Brassia – Synonym: syn. Oncidium gireoudiana
Brassia – Synonym: syn. Brassia lawrenceana var. longissima
Brassia – Synonym: syn. Brassia brachiata
Brassica
Brassica – Synonym: syn. Brassica napus subsp. napobrassica
Brassica – Synonym: syn. Brassica campestris
Brassocattleya
Brassolaelia
Brassolaeliocattleya
Brewerimitella – Synonym: syn. Mitella ovalis
Brexia
Breynia
Breynia – Synonym: syn. Breynia nivosa; syn. Phyllanthus nivosus
Brickellia
Bridelia
Brighamia
Brillantaisia
Brimeura – Synonym: syn. Scilla amethystina
Briza
Brodiaea
Brodiaea – Synonym: syn. Brodiaea grandiflora
Bromelia
Bromus
Bromus – Synonym: syn. Bromus macrostachys
Bromus – Synonym: syn. Bromus jubatus
Brosimum
Broughtonia – Synonym: syn. Cattleya domingensis
Broughtonia – Synonym: syn. Epidendrum sanguinea
Broussaisia
Broussonetia – Synonym: syn. Morus australis
Browallia – Synonym: syn. Browallia demissa; syn. Browallia elata
Browallia
Browallia – Synonym: syn. Browallia major
Brownea
Browningia – Synonym: syn. Azureocereus hertlingiana
Brucea
Brugmansia
Brugmansia – Synonym: syn. Datura arborea
Brugmansia – Synonym: syn. Datura aurea
Brugmansia – Synonym: syn. Datura × candida
Brugmansia – Synonym: syn. Datura insignis
Brugmansia – Synonym: syn. Brugmansia × flava
Brugmansia – Synonym: syn. Brugmansia × flava [Herklotz e× Preissel hybr. nov.]
Brugmansia – Synonym: syn. Datura sanguinea
Brugmansia – Synonym: syn. Datura suaveolens
Brugmansia – Synonym: syn. Datura versicolor
Brugmansia – Synonym: syn. Brugmansia sanguinea subsp. vulcanicola
Bruguiera
Brunellia
Brunfelsia
Brunfelsia – Synonym: syn. Brunfelsia calycina
Brunfelsia – Synonym: syn. Brunfelsia hopeana
Brunia
Brunia – Synonym: syn. Nebelia paleacea
Brunnera
Brunonia
Brunsvigia – Synonym: syn. Brunsvigia gigantea
Brunsvigia
Brya
Bryonia
Buchanania
Buchozia – Synonym: syn. Serissa japonica
Bucida
Buckinghamia
Buddleja
Buddleja – Synonym: syn. Buddleja tibetica; syn. Buddleja farreri
Buddleja – Synonym: syn. Nicodemia diversifolia
Buglossoides
Bulbine
Bulbine – Synonym: syn. Bulbine stenophylla
Bulbine – Synonym: syn. Bulbine caulescens
Bulbinella
Bulbinella – Synonym: syn. Bulbinella setosa
Bulbophyllum
Bulbophyllum – Synonym: syn. Cirrhopetalum medusae
Bulbophyllum – Synonym: syn. Cirrhopetalum ornatissimum
Bulbophyllum – Synonym: syn. Cirrhopetalum rothschildianum
Bunchosia
Bunium
Buphthalmum
Bupleurum
Burbidgea
Burchellia
Burkea
Bursaria
Bursera – Synonym: syn. Bursera odorata
Bursera
Butea – Synonym: syn. Erythrina monosperma
Butia
Butia – Synonym: syn. Cocos australis
Butomus
Butyagrus
Buxus
Buxus – Synonym: syn. Buxus microphylla var. japonica
Buxus – Synonym: syn. Buxus pumila
Buxus – Synonym: syn. Buxus colchica
Buxus – Synonym: syn. Buxus microphylla var. koreana
Byblis
Byrsonima
Bystropogon
Cabomba
Cabomba – Synonym: syn. Cabomba australis
Cabomba – Synonym: syn. Cabomba pulcherrima
Cachrys
Cadaba
Caesalpinia
Caiophora
Cajanus
Caladium
Calamagrostis
Calamagrostis – Synonym: syn. Ammophila littoralis
Calamagrostis – Synonym: syn. Ammophila arenaria
Calamagrostis – Synonym: syn. Stipa brachytricha
Calamintha
Calamophyllum
Calamus
Calandrinia
Calanthe
Calanthe – Synonym: syn. Calanthe veratrifolia
Calathea
Calceolaria
Calceolaria – Synonym: syn. Calceolaria falklandica; syn. Calceolaria plantaginifolia
Calceolaria – Synonym: syn. Calceolaria rugosa
Calceolaria – Synonym: syn. Calceolaria darwinii
Caldcluvia
Calendula
Calia
Calibrachoa
Calicotome
Calla
Callaeum – Synonym: syn. Mascagnia macroptera
Calliandra
Calliandra – Synonym: syn. Calliandra inaequilatera
Calliandra – Synonym: syn. Calliandra riparia
Calliandra – Synonym: syn. Calliandra tweedii; syn. Inga pulccherima
Callianthe – Synonym: syn. Abutilon darwinii
Callianthe
Callianthe – Synonym: syn. Abutilon megapotamicum
Callianthe – Synonym: syn. Abutilon pictum
Callianthemum
Callicarpa
Callicarpa – Synonym: syn. Callicarpa bodinieri var. giraldii
Callicarpa – Synonym: syn. Callicarpa japonica 'Leucocarpa'
Calligonum
Callirhoë
Callisia
Callisia – Synonym: syn. Spironema fragrans
Callisia – Synonym: syn. Callisia elegans; syn. Setcreasia striata
Callisia – Synonym: syn. Tradescantia navicularis
Callisia – Synonym: syn. Spironema warszewicziana; syn. Tripogandra warszewicziana
Callista
Callistemon
Callistephus
Callitriche
Callitris
Callitris – Synonym: syn. Actinostrobus pyramidalis
Callitropsis
Callitropsis – Synonym: syn. Chamaecyparis nootkatensis
Callopsis
Calluna
Calobota – Synonym: syn. Lebeckia cytisoides
Calobota – Synonym: syn. Lebeckia sericea
Calocedrus
Calocephalus
Calochortus
Calochortus – Synonym: syn. Calochortus luteus var. citrinus
Calochortus – Synonym: syn. Calochortus maweanus
Calodendrum
Caloncoba
Calophaca
Calophyllum
Calopogon
Calostemma
Calothamnus
Calotropis
Calpurnia – Synonym: syn. Calpurnia floribunda
Calpurnia – Synonym: syn. Calpurnia villosa
Caltha – Synonym: syn. Caltha palustris var. alba
Caltha
Caltha – Synonym: syn. Caltha polypetala
Calycanthus
Calycophyllum
Calydorea
Calylophus
Calymmanthium
Calyptronoma
Calystegia
Calytrix
Camassia
Camelina
Camellia
Camellia – Synonym: syn. Camellia japonica 'Chandler'
Camellia – Synonym: syn. Camellia japonica 'Coquetti'
Camellia – Synonym: syn. Camellia japonica 'Prince Eugene Napoleon'
Camellia – Synonym: syn. Camellia chrysantha
Camellia – Synonym: syn. Camellia sasanqua 'White Doves'
Campanula – Synonym: syn. Campanula makaschvilii
Campanula
Campanula – Synonym: syn. Campanula carpatica var. turbinata 'Alba'
Campanula – Synonym: syn. Campanula carpatica var. turbinata 'Alabaster'
Campanula – Synonym: syn. Campanula carpatica var. turbinata 'Jewel'
Campanula – Synonym: syn. Campanula carpatica var. turbinata 'Karl Foerster'
Campanula – Synonym: syn. Campanula carpatica var. turbinata Typ Arends
Campanula – Synonym: syn. Campanula carpatica var. turbinata 'Wheatley Violet'
Campanula – Synonym: syn. Campanula turbinata
Campanula – Synonym: syn. Campanula symphandra subsp. cretica
Campanula – Synonym: syn. Campanula chamissonis
Campanula – Synonym: syn. Campanula glomerata var. acaulis
Campanula – Synonym: syn. Campanula glomerata var. dahurica
Campanula – Synonym: syn. Campanula latiloba
Campanula – Synonym: syn. Campanula muralis
Campanula – Synonym: syn. Campanula takesimana
Campanula – Synonym: syn. Campanula kemulariae
Campanula – Synonym: syn. Campanula aucherii
Campanula – Synonym: syn. Campanula spathulata
Campanula – Synonym: syn. Azorina vidalii rosea
Campelia – Synonym: syn. Dichorisandra albolineata
Camphorosma
Campsis
Campsis – Synonym: syn. Campsis radicans f. flava
Campylanthus
Cananga
Canarina – Synonym: syn. Canarina campanulata
Canistropsis – Synonym: syn. Nidularium billbergioides
Canistrum
Canna
Canna – Synonym: syn. Canna × generalis
Cannabis
Canotia
Cantua
Capparis – Synonym: syn. Capparis aphylla
Capparis
Capparis – Synonym: syn. Capparis parviflora
Capparis – Synonym: syn. Capparis spinosa var. inermis; syn. Capparis orientalis
Capparis – Synonym: syn. Capparis sicula
Capparis – Synonym: syn. Capparis ovata
Capsicum
Capsicum – Synonym: syn. Capsicum annuum 'Longum'
Caputia – Synonym: syn. Senecio medley-woodii
Caputia – Synonym: syn. Senecio scaposus
Caputia – Synonym: syn. Kleinia tomentosa; syn. Senecio haworthii
Caragana
Caragana – Synonym: syn. Caragana maximovicziana
Caragana – Synonym: syn. Halimodendron halodendron
Caralluma
Cardamine – Synonym: syn. Cardamine raphanifolia subsp. acris
Cardamine
Cardamine – Synonym: syn. Dentaria quinquefolia
Cardiocrinum
Cardiospermum
Cardopatium
Carex
Carex – Synonym: syn. Carex gracilis
Carex – Synonym: syn. Carex elegantissima
Carex – Synonym: syn. Carex albula
Carex – Synonym: syn. Carex conica 'Kimekansuge'; syn. Carex conica 'Marginata'; syn. Carex conica 'Variegata'
Carex – Synonym: syn Carex dolichostachya 'Kaga-Nishiki'
Carex – Synonym: syn. Uncinia egmontiana
Carex – Synonym: syn. Carex elata 'Old Gold'
Carex – Synonym: syn. Carex glauca
Carex – Synonym: syn. Carex morrowii 'Ingwersen'
Carex – Synonym: syn. Carex morrowii 'Goldband'
Carex – Synonym: syn. Carex divulsa 'Weinheim Light Green'
Carex – Synonym: syn. Carex barbarae
Carex – Synonym: syn. Uncinia uncinata
Carica
Carissa – Synonym: syn. Carissa arduina
Carissa
Carissa – Synonym: syn. Carissa macrocarpa 'Nana Compacta Tuttlei'
Carissa – Synonym: syn. Carissa grandiflora
Carissa – Synonym: syn. Carissa edulis
Carlina
Carlina – Synonym: syn. Carlina acaulis subsp. simplex
Carludovica
Carmichaelia – Synonym: syn. Carmichaelia australis
Carmichaelia – Synonym: syn. Carmichaelia flagelliformis
Carmichaelia – Synonym: syn. Carmichaelia enysii
Carmichaelia
Carmichaelia – Synonym: syn. Chordospartium stevensonii
Carmona
Carnegiea
Caroxylon – Synonym: syn. Salsola vermiculata
Carpentaria
Carpenteria
Carpanthea
Carpinus
Carpobrotus
Carpobrotus – Synonym: syn. Carpobrotus sauerae
Carthamus – Synonym: syn. Carduncellus monspeliensis
Carthamus
Carthamus – Synonym: syn. Carduncellus rhaponticoides
Carum
Carya
Caryopteris
Caryota
Caryota – Synonym: syn. Caryota ochlandra
Cascabela – Synonym: syn. Thevetia peruviana
Cascabela – Synonym: syn. Thevetia thevetioides
Casimiroa
Cassia
Cassia – Synonym: syn. Cassia excelsa
Cassine
Cassine – Synonym: syn. Cassine aethiopica
Cassine – Synonym: syn. Cassine capensis
Cassinia
Cassytha
Castanea
Castanospermum
Castilleja
Casuarina
Casuarina – Synonym: syn. Casuarina torulosa
Catalpa
Catananche
Catasetum
Catasetum – Synonym: syn. Catasetum oerstedii
Catasetum – Synonym: syn. Catasetum cruciatum
Catha
Catharanthus
Catharanthus – Synonym: syn. Vinca rosea
Cathcartia – Synonym: syn. Meconopsis villosa
Cattleya
Cattleya – Synonym: syn. Laelia dayana
Cattleya – Synonym: syn. Sophronitis cernua
Cattleya – Synonym: syn. Laelia cinnabarina
Cattleya – Synonym: syn. Sophronitis coccinea
Cattleya – Synonym: syn. Laelia flava
Cattleya – Synonym: syn. Laelia harpophylla
Cattleya – Synonym: syn. Cattleya loddigesii ssp. harrisoniana
Cattleya – Synonym: syn. Laelia milleri
Cattleya – Synonym: syn. Laelia perrinii
Cattleya – Synonym: syn. Laelia praestans
Cattleya – Synonym: syn. Laelia pumila
Cattleya – Synonym: syn. Laelia purpurata
Cattleya – Synonym: syn. Cattleya leopoldii
Cattleya – Synonym: syn. Cattleya gigas
Cattleya – Synonym: syn. Sophronitis brevipedunculata
Caularthron – Synonym: syn. Diacrium bicornutum
Cautleya – Synonym: syn. Cautleya lutea
Cavendishia
Cavendishia – Synonym: syn. Cavendishia acuminata
Ceanothus
Ceanothus – Synonym: syn. Ceanothus ramulosus var. fascicularis
Ceanothus – Synonym: syn. Ceanothus rigidus
Ceanothus – Synonym: syn. Ceanothus greggii
Ceanothus – Synonym: syn. Ceanothus thyrsiflorus 'Snow Flurries'
Ceanothus – Synonym: syn: Ceanothus thyrsiflorus var. repens
Ceballosia
Cecropia
Cedrela
Cedrus
Cedrus – Synonym: syn. Cedrus deodara 'Descanso Dwarf'
Cedrus – Synonym: syn. Cedrus deodara 'Prostata'
Cedrus – Synonym: syn. Cedrus libani ssp. brevifolia
Cedrus – Synonym: syn. Cedrus libani var. stenocoma
Ceiba – Synonym: syn. Chorisia insignis
Ceiba
Ceiba – Synonym: syn. Chorisia speciosa
Celastrus
Celmisia
Celosia
Celtica – Synonym: syn. Stipa gigantea
Celtis – Synonym: syn. Celtis kraussiana
Celtis
Cenchrus – Synonym: syn. Cenchrus alopecuroides 'Viridescens'
Cenchrus
Cenchrus – Synonym: syn. Pennisetum alopecuroides
Cenchrus – Synonym: syn. Pennisetum caudatum
Cenchrus – Synonym: syn. Pennisetum incomptum
Cenchrus – Synonym: syn. Pennisetum clandestinum
Cenchrus – Synonym: syn. Pennisetum × advena
Cenchrus – Synonym: syn. Pennisetum villosum
Cenchrus – Synonym: syn. Pennisetum orientale
Cenchrus – Synonym: syn. Pennisetum setaceum; syn. Pennisetum ruppellii
Cenchrus – Synonym: syn. Panicum violaceum
Cenolophium – Synonym: syn. Cenolophium denudatum
Centaurea
Centaurea – Synonym: syn. Centaurea candida
Centaurea – Synonym: syn. Centaurea cana
Centaurea – Synonym: syn. Centaurea candidissima
Centaurea – Synonym: syn. Centaurea ragusina
Centaurea – Synonym: syn. Centaurea segetum
Centaurea – Synonym: syn. Centaurea americana
Centaurea – Synonym: syn. Centaurea uniflora subsp. nervosa
Centaurium – Synonym: syn. Centaurium minus
Centella
Centradenia
Centranthus
Centratherum – Synonym: syn. Centratherum intermedium
Centropogon
Ceodes – Synonym: syn. Pisonia umbellifera
Cephalanthera
Cephalanthus
Cephalaria
Cephalocereus
Cephalocereus – Synonym: syn. Neobuxbaumia polylopha
Cephalophyllum – Synonym: syn. Cephalophyllum speciosum
Cephalophyllum
Cephalophyllum – Synonym: syn. Cephalophyllum ceresianum
Cephalophyllum – Synonym: syn. Cephalophyllum baylissii
Cephalophyllum – Synonym: syn. Cephalophyllum gracile; syn. Cephalophyllum littlewoodii
Cephalophyllum – Synonym: syn. Cephalophyllum aureorubrum
Cephalotaxus
Cephalotus
Cerastium
Ceratoides
Ceratonia
Ceratopetalum
Ceratophyllum
Ceratopteris
Ceratostigma
Ceratotheca
Ceratozamia
Cerbera – Synonym: syn. Cerbera tanghin
Cerbera
Cercidiphyllum
Cercidiphyllum – Synonym: syn. Cercidiphyllum japonicum var. magnificum
Cercidium
Cercis
Cercis – Synonym: syn. Cercis reniformis
Cercocarpus
Cereus
Cereus – Synonym: syn. Cereus peruvianus 'Monstrosus'
Cereus – Synonym: syn. Cereus peruvianus
Cereus – Synonym: syn. Monvillea haageana; syn. Monvillea spegazzinii
Cerinthe
Ceropegia – Synonym: syn. Ceropegia barklyi
Ceropegia
Ceropegia – Synonym: syn. Brachystelma circinatum [E.Mey.]
Ceropegia – Synonym: syn. Brachystelma filifolium [(Schltr.) Peckover]
Ceropegia – Synonym: syn. Ceropegia elegans var. gardneri
Ceropegia – Synonym: syn. Brachystelma gracile [E.A.Bruce]
Ceropegia – Synonym: syn. Brachystelma meyerianum [Schltr.]
Cerosora
Cestrum
Cestrum – Synonym: syn. Cestrum purpureum; Habrothamnus elegans
Cestrum – Synonym: syn. Cestrum newellii; syn. Habrothamnus fasciculatum
Cestrum – Synonym: syn. Cestrum diurnum; syn. Cestrum album
Ceterach
Chaenomeles
Chaenorhinum
Chaenostoma
Chaenostoma – Synonym: syn. Sutera cordata
Chaenostoma – Synonym: syn. Sutera hispida [(Thunb.) Druce]
Chaenostoma – Synonym: syn. Sutera revoluta
Chaerophyllum
Chaloupkaea – Synonym: syn. Cotyledon aizoon
Chamaebatiaria
Chamaebuxus – Synonym: syn. Polygala balansae
Chamaecereus
Chamaecereus – Synonym: syn. Echinopsis chamaecereus
Chamaecostus – Synonym: syn. Costus cuspidatus
Chamaecyparis
Chamaecytisus
Chamaecytisus – Synonym: syn. Chamaecytisus polytrichus
Chamaecytisus – Synonym: syn. Cytisus purpureus
Chamaecytisus – Synonym: syn. Cytisus creticus
Chamaedaphne
Chamaedorea
Chamaedorea – Synonym: syn. Chamaedorea tenella
Chamaedorea – Synonym: syn. Chamaedorea erumpens
Chamaelirium
Chamaemelum
Chamaemespilus – Synonym: syn. Sorbus chamaemespilus
Chamaeranthemum – Synonym: syn. Chamaeranthemum gaudichaudii
Chamaeranthemum
Chamaerops
Chamaesyce
Chambeyronia
Chamelaucium – Synonym: syn. Chamelaucium uncinatum 'University Red'
Chamelaucium
Chara – Synonym: syn. Chara fragilis
Chartolepis
Chasmanthe – Synonym: syn. Antholyza aethiopica
Chasmanthe
Chasmanthe – Synonym: syn. Antholyza praealta
Chasmanthium
Chasmatophyllum
Cheiranthus
Cheiridopsis
Cheiridopsis – Synonym: syn. Cheiridopsis cigarettifera
Cheiridopsis – Synonym: syn. Odontophorus nanus
Cheirolophus
Cheirolophus – Synonym: syn. Centaurea canariensis
Cheirolophus – Synonym: syn. Palaeocyanus crassifolius
Chelidonium
Chelone
Cheniella – Synonym: syn. Bauhinia corymbosa
Cheniella
Chenopodium
Chenopodium – Synonym: syn. Chenopodium amaranticolor
Chenopodium – Synonym: syn. Einadia nutans
Chenopodium – Synonym: syn. Chenopodium purpurascens
Chenopodium – Synonym: syn. Rhagodia spinescens
Cherleria – Synonym: syn. Minuartia capillacea
Cherleria – Synonym: syn. Minuartia laricifolia
Chiastophyllum – Synonym: syn. Cotyledon oppositifolia
Chiliadenus – Synonym: syn. Jasonia glutinosa
Chiliotrichum
Chilopsis
Chimonanthus – Synonym: syn. Calycanthus praecox
Chimonobambusa
Chionanthus
Chionodoxa
Chiranthodendron – Synonym: syn. Cheirostemon platanoides
Chirita
Chironia
Chitalpa
Chlidanthus
Chloranthus
Chloris
Chloroleucon – Synonym: syn. Pithecellobium undulatum
Chlorophytum
Chlorophytum – Synonym: syn. Chlorophytum amaniense
Chlorophytum – Synonym: syn. Chlorophytum hoffmannii
Chlorophytum – Synonym: syn. Chlorophytum bichetii
Choisya – Synonym: syn. Choisya dumosa var. arizonica
Choisya
Choisya – Synonym: syn. Choisya ternata 'Lissfing'
Chondropetalum
Chordospartium
Chorisia
Chorizema
Christia – Synonym: syn. Lourea vespertilionis
Chrysalidocarpus – Synonym: syn. Dypsis decaryi
Chrysalidocarpus – Synonym: syn. Areca lutescens
Chrysalidocarpus – Synonym: syn. Dypsis onilahensis
Chrysanthemoides
Chrysanthemum
Chrysanthemum – Synonym: syn. Dendranthema arcticum
Chrysanthemum – Synonym: syn. Dendranthema indica
Chrysanthemum – Synonym: syn. Dendranthema grandiflorum; syn. Chrysanthemum × hortorum; syn. Chrysanthemum × indicum; syn. Dendranthema × koreanum
Chrysanthemum – Synonym: syn. Chrysanthemum weyrichii
Chrysobalanus
Chrysocephalum
Chrysocoma – Synonym: syn. Chrysocoma coma-aurea
Chrysocoma – Synonym: syn. Chrysocoma tenuifolia
Chrysocoma
Chrysogonum
Chrysojasminum – Synonym: syn. Jasminum floridum
Chrysojasminum – Synonym: syn. Jasminum fruticans
Chrysojasminum – Synonym: syn. Jasminum humile var. revolutum
Chrysojasminum – Synonym: syn. Jasminum humile
Chrysojasminum – Synonym: syn. Jasminum odoratissimum
Chrysolepis
Chrysophyllum
Chrysopogon
Chrysopogon – Synonym: syn. Vetiveria zizanioides
Chrysopsis
Chrysothemis
Chusquea
Chysis
Cibotium
Cicer
Cicerbita
Cichorium
Cimicifuga
Cinchona
Cineraria
Cinnamomum
Cionura
Circaea
Cirrhopetalum
Cirsium
Cissus
Cissus – Synonym: syn. Vitis pterophora
Cissus – Synonym: syn. Cissus incisa
Cistanthe – Synonym: syn. Calandrinia grandiflora
Cistanthe
Cistus
Cistus – Synonym: syn. Cistus × canescens f. albus
Cistus – Synonym: syn. Cistus creticus subsp. Corsicus; Cistus creticus f. albus
Cistus – Synonym: syn. Cistus incanus; Cistus creticus; Cistus villosus
Cistus – Synonym: syn. Cistus cyprius var. ellipticus ‘Elma’
Cistus – Synonym: syn. Halimium halimifolium
Cistus – Synonym: syn. Cistus × corbariensis
Cistus – Synonym: syn. Cistus × pulverulentus 'Fiona'
Cistus – Synonym: syn. Cistus × pulverulentus 'Sunset'
Cistus – Synonym: syn. Cistus × pulverulentus
Cistus – Synonym: syn. × Halimiocistus ingwersenii
Cistus – Synonym: syn. Cistus ladanifer var. sulcatus; syn. Cistus ladanifer f. latifolius; syn. syn. Cistus palhinhae
Cistus – Synonym: syn. Halimium alyssoides
Cistus – Synonym: syn. Halimium lasianthum
Cistus – Synonym: syn. Cistus halimifolius subsp. lasiocalycinus
Cistus – Synonym: syn. Cistus × psilosepalus
Cistus – Synonym: syn. Cistus oblongifolius
Cistus – Synonym: syn. Halimium ocymoides
Cistus – Synonym: syn. Cistus latifolius
Cistus – Synonym: syn. × Halimiocistus wintonensis
Cistus – Synonym: syn. × Halimiocistus sahucii
Cistus – Synonym: syn. Cistus villosus 'Prostratus'
Cistus – Synonym: syn. Halimium umbellatum
Citharexylum – Synonym: syn. Citharexylum spicatum
Citharexylum
Citharexylum – Synonym: syn. Citharexylum quadrangulare [Jacq.]
Citriobatus
Citrofortunella
Citronella
Citrullus
Citrullus – Synonym: syn. Cucumis citrullus
Citrus
Citrus – Synonym: syn. Citrus limonellus var. amblycarpa
Citrus – Synonym: syn. Citrus × macrophylla
Citrus – Synonym: syn. Citrus × aurantium ex. paradisi 'Redblush'; syn. Citrus × aurantium ex. paradisi 'Ruby Red'
Citrus – Synonym: syn. Citrus × aurantium ex. sinensis 'Jaffa'
Citrus – Synonym: syn. Citrus × aurantium ex. sinensis 'Sinensis'
Citrus – Synonym: syn. Citrus auranium f. aurantium 'Consolei'
Citrus – Synonym: syn. Citrus auranium f. aurantium 'Virgata'
Citrus – Synonym: syn. Citrus auranium f. aurantium 'Oni-Yuzu'; syn. Citrus auranium f. aurantium 'Shishi-Yuzu'
Citrus – Synonym: syn. Citrus × aurantium var. myrtifolia; syn. Citrus × bigaradia
Citrus – Synonym: syn. Citrus × unshiu
Citrus – Synonym: syn. Citrus × chrysocarpa; syn. Citrus reticulata
Citrus – Synonym: syn. Citrus 'Chinotto'; siehe: Citrus × aurantium
Citrus – Synonym: syn. Citrus × sinensis; syn. Citrus × paradisi
Citrus – Synonym: syn. Microcitrus australasica
Citrus – Synonym: syn. Microcitrus australis
Citrus – Synonym: syn. Citrus ichangensis
Citrus – Synonym: syn. × Citrofortunella floridana
Citrus – Synonym: syn. Eremocitrus glauca
Citrus – Synonym: syn. Citrus micrantha; syn. Citrus pennivesiculata
Citrus – Synonym: syn. × Citroncirus webberi
Citrus – Synonym: syn. Fortunella crassifolia; Fortunella hindsii; Fortunella japonica; Fortunella margarita
Citrus – Synonym: syn. Citrus × hanaju
Citrus – Synonym: syn. Citrus × sphaerocarpa
Citrus – Synonym: syn. Citrus × sudachi
Citrus – Synonym: syn. Citrus × yuko
Citrus – Synonym: syn. Citrus × tamurana; syn. Citrus yuzu
Citrus – Synonym: syn. Citrus × limon var. amalphitana; syn. Citrus × limon 'Sfusato Amalfitano'
Citrus – Synonym: syn. Citrus × bergamia 'Castagnaro'
Citrus – Synonym: syn. Citrus × limetta 'Dulcis'
Citrus – Synonym: syn. Citrus × bergamia 'Fantastico'
Citrus – Synonym: syn. Citrus × limon 'Primofiore'; syn. Citrus × limon 'Verdelli'
Citrus – Synonym: syn. Citrus × meyerii
Citrus – Synonym: syn. Citrus × limetta 'Pursha'
Citrus – Synonym: syn. Citrus × volkameriana
Citrus – Synonym: syn. Citrus obovoidea
Citrus – Synonym: syn. Citrus × limonimedica 'Bizzarria'
Citrus – Synonym: syn. Citrus medica 'Buddha´s Hand'
Citrus – Synonym: syn. Citrus medica 'Komturbirne'; syn. Citrus medica 'Poire de Commandeur'
Citrus – Synonym: syn. Citrus limonimedica
Citrus – Synonym: syn. Citrus × mitis
Citrus – Synonym: syn. Citrus × jambhiri; syn. Citrus × otaitensis
Citrus – Synonym: syn. Citrus × nobilis var. spontanea
Citrus – Synonym: syn. Citrus × depressa; syn. Citrus × sunki
Citrus – Synonym: syn. Citrus trifoliata 'Flying Dragon'
Citrus – Synonym: syn. Poncirus trifoliata
Citrus – Synonym: syn. Microcitrus papuana
Cladium
Cladanthus
Cladrastis – Synonym: syn. Cladrastis sinensis
Cladrastis
Cladrastis – Synonym: syn. Cladrastis lutea
Clarkia – Synonym: syn. Godetia grandiflora
Clarkia
Clarkia – Synonym: syn. Clarkia elegans
Clausena
Claytonia
Claytonia – Synonym: syn. Montia sibirica
Cleistocactus
Cleistocactus – Synonym: syn. Cleistocactus strausii var. fricii
Cleistocactus – Synonym: syn. Hildewintera aureispina
Clematicissus – Synonym: syn. Cissus striata
Clematis
Clematis – Synonym: syn. Clematis × durandii
Clematis – Synonym: syn. Clematis davidiana
Clematis – Synonym: syn. Clematis montana 'Rubens'
Clematis – Synonym: syn. Clematis × aromatica
Clematis – Synonym: syn. Clematis atragenoides
Clematis – Synonym: syn. Clematis mandshurica
Clematis – Synonym: syn. Clematis dioscoreifolia
Clematis – Synonym: syn. Clematopsis stanleyi
Clematis – Synonym: syn. Clematopsis scabiosifolia
Cleome
Cleome – Synonym: syn. Cleome hassleriana; syn. Cleome spinosa
Cleome – Synonym: syn. Isomeris arborea
Cleomella – Synonym: syn. Peritoma arborea
Cleretum – Synonym: syn. Dorotheanthus gramineus
Cleretum
Cleretum – Synonym: syn. Dorotheanthus bellidiformis; Mesembryanthemum criniflorum
Cleretum – Synonym: syn. Dorotheanthus rourkei
Clerodendrum – Synonym: syn. Clerodendron bungei
Clerodendrum
Clerodendrum – Synonym: syn. Clerodendron fistulosum
Clerodendrum – Synonym: syn. Clerodendron splendens
Clerodendrum – Synonym: syn. Clerodendron thomsoniae
Clerodendrum – Synonym: syn. Clerodendron trichotomum
Clethra
Cleyera
Clianthus
Clinanthus – Synonym: syn. Stenomesson incarnatum
Clinopodium – Synonym: syn. Acinos alpinus
Clinopodium – Synonym: syn. Micromeria corsica
Clinopodium – Synonym: syn. Calamintha cretica
Clinopodium – Synonym: syn. Calamintha grandiflora
Clinopodium
Clinopodium – Synonym: syn. Calamintha nepetoides
Clinopodium – Synonym: syn. Clinopodium nepeta subsp. Glandulosum; syn. Satureja calamintha
Clinopodium – Synonym: syn. Calamintha nepeta
Clinopodium – Synonym: syn. Micromeria fruticosa
Clitoria
Clivia
Clowesia
Clusia
Clusia – Synonym: syn. Clusia rosea
Clytostoma
Cneorum
Cneorum – Synonym: syn. Cneorum trimerum
Cobaea
Coccoloba
Coccothrinax
Cocculus
Cochemiea – Synonym: syn. Neolloydia conoidea
Cochemiea – Synonym: syn. Mammillaria guelzowiana
Cochemiea – Synonym: syn. Mammillaria poselgeri
Cochemiea – Synonym: syn. Mammillaria saboae f. haudeana
Cochemiea – Synonym: syn. Mammillaria saboae
Cochemiea – Synonym: syn. Mammillaria theresae
Cochemiea – Synonym: syn. Mammillaria yaquensis
Cochleanthes – Synonym: syn. Zygopetalum wendlandii; Zygopetalum aromatica
Cochleanthes
Cochliasanthus – Synonym: syn. Vigna caracalla; syn. Phaseolus caracalla
Cochlioda
Cochliostema – Synonym: syn. Cochliostema jacobianum
Cochlospermum
Cocos
Codariocalyx – Synonym: syn. Desmodium motorium
Codiaeum
Codonopsis
Codonorhiza – Synonym: syn. Lapeirousia corymbosa
Coelogyne
Coelogyne – Synonym: syn. Coelogyne dayana
Coelogyne – Synonym: syn. Coelogyne massangeana
Coffea
Coix
Colchicum
Colchicum – Synonym: syn. Merendera attica
Colchicum – Synonym: syn. Colchicum pannonicum
Colchicum – Synonym: syn. Bulbocodium vernum
Colchicum – Synonym: syn. Androcymbium pulchrum
Colchicum – Synonym: syn. Androcymbium burchellii
Colchicum – Synonym: syn. Androcymbium gramineum
Colchicum – Synonym: syn. Colchicum bornmuelleri
Colchicum – Synonym: syn. Colchicum psaridis
Coleonema
Coleonema – Synonym: syn. Diosma pulchra
Coleostephus
Coleostephus – Synonym: syn. Chrysanthemum m.
Coleus – Synonym: syn. Plectranthus argentatus
Coleus – Synonym: syn. Plectranthus parviflorus
Coleus – Synonym: syn. Plectranthus barbatus
Coleus
Coleus – Synonym: syn. Plectranthus ornatus
Coleus – Synonym: syn. Plectranthus forsteri
Coleus – Synonym: syn. Plectranthus fruticosus
Coleus – Synonym: syn. Pycnostachys urticifolia
Coleus – Synonym: syn. Plectranthus madagascariensis
Coleus – Synonym: syn. Plectranthus neochilus
Coleus – Synonym: syn. Plectranthus coleoides
Coleus – Synonym: syn. Plectranthus scutellarioides
Coleus – Synonym: syn. Plectranthus arabicus
Colletia – Synonym: syn. Colletia armata
Colletia – Synonym: syn. Colletia cruciata
Colletia
Colliguaja
Collinsia
Collomia
Colocasia
Colquhounia
Columnea
Columnea – Synonym: syn. Columnea percrassa
Colutea
Comanthosphace – Synonym: syn. Comanthosphace japonica f. aureum
Comanthosphace – Synonym: syn. Comanthosphace japonica 'Hakikomi Fu'
Comanthosphace
Comanthosphace – Synonym: syn. Comanthosphace japonica 'Gin Sankou Nakafu'
Comanthosphace – Synonym: syn. Leucosceptrum japonicum
Comanthosphace – Synonym: syn. Comanthosphace stellipila 'Variegata'
Comanthosphace – Synonym: syn. Leucosceptrum stellipilum
Comarostaphylis
Comarum – Synonym: syn. Potentilla palustris
Combretum
Combretum – Synonym: syn. Combretum transvaalense
Combretum – Synonym: syn. Quisqualis indica
Commelina
Commelina – Synonym: syn. Commelina coelestis
Commiphora – Synonym: syn. Commiphora mukul
Comparettia
Comparettia – Synonym: syn. Comparettia rosea
Comptonia
Conandron
Condea – Synonym: syn. Hyptis emoryi
Congea
Conicosia
Coniogramme
Conium
Conocarpus
Conophytum
Conophytum – Synonym: syn. Ophthalmophyllum friedrichiae
Conophytum – Synonym: syn. Ophthalmophyllum pubescens
Conopodium
Conostylis
Conradina
Consolida
Constancea
Convallaria
Convolvulus
Convolvulus – Synonym: syn. Convolvulus minor
Convolvulus – Synonym: syn. Convolvulus mauritanicus
Convolvulus – Synonym: syn. Convolvulus boissieri subsp. suendermanii
Copernicia
Copernicia – Synonym: syn. Copernicia cerifera
Copiapoa
Coprosma
Coprosma – Synonym: syn. Coprosma repens (ggf.)
Coprosma – Synonym: syn. Coprosma pumila 'Prostrata'
Coprosma – Synonym: syn. Coprosma repens 'Aldawn'
Coptosperma – Synonym: syn. Ixora borbonica
Corallobotrys
Corchorus
Cordia
Cordyline – Synonym: syn. Cordyline australis 'Purpurea'
Cordyline
Cordyline – Synonym: syn. Cordyline terminalis
Cordyline – Synonym: syn. Dracaena indivisa
Cordyline – Synonym: syn. Cordyline haageana
Coreopsis
Corethrodendron – Synonym: syn. Hedysarum multijugum
Corethrogyne
Coriandrum
Coriaria
Coridothymus
Corinocarpus
Coris
Cormus – Synonym: syn. Sorbus domestica
Cornus
Cornus – Synonym: syn. Cornus stolonifera; Cornus baileyi
Corokia
Coronilla
Coronilla – Synonym: syn. Securigera parviflora
Coronilla – Synonym: syn. Coronilla glauca
Correa – Synonym: syn. Correa × 'Carmine Bells'
Correa
Correa – Synonym: syn.Correa schlechtendalii
Correa – Synonym: syn. Correa speciosa var. virens; syn. Correa cordifolia
Correa – Synonym: syn. Correa speciosa; syn. Correa cardinalis
Corryocactus
Cortaderia
Cortaderia – Synonym: syn. Cortaderia selloana 'Albo-Lioneata'
Corydalis
Corydalis – Synonym: syn. Corydalis allenii
Corylopsis
Corylus
Corymbia – Synonym: syn. Eucalyptus calophylla
Corymbia – Synonym: syn. Eucalyptus citriodora
Corymbia – Synonym: syn. Eucalyptus australis
Corymbia
Corymbia – Synonym: syn. Eucalyptus eximia
Corymbia – Synonym: syn. Eucalyptus ficifolia
Corymbia – Synonym: syn. Eucalyptus maculata
Corymbia – Synonym: syn. Eucalyptus papuana
Corynabutilon – Synonym: syn. Abutilon × suntense
Corynabutilon
Corynephorus
Corynocarpus – Synonym: syn. Corinocarpus
Corypha
Coryphantha
Corytoplectus – Synonym: syn. Alloplectus capitatus
Corytoplectus – Synonym: syn. Alloplectus schlimii
Corytoplectus – Synonym: syn. Alloplectus vittatus
Corytoplectus
Cosmos – Synonym: syn. Bidens atrosanguineus
Cosmos
Cosmos – Synonym: syn. Cosmea bipinnatus; Bidens formosa
Costus
Cota
Cota – Synonym: syn. Anthemis sancti-johannis
Cota – Synonym: syn. Anthemis tinctoria
Cotinus
Cotinus – Synonym: syn. Rhus cotinus
Cotoneaster – Synonym: syn. Cotoneaster praecox
Cotoneaster
Cotoneaster – Synonym: syn. Cotoneaster glaucophyllus
Cotoneaster – Synonym: syn. Cotoneaster microphyllus var. cochleatus
Cotoneaster – Synonym: syn. Cotoneaster lacteus
Cotoneaster – Synonym: syn. Cotoneaster salicifolius var. floccosus
Cotoneaster – Synonym: syn. Cotoneaster procumbens
Cotoneaster – Synonym: syn. Cotoneaster salicifolius 'Herbstfeuer'
Cotula
Cotula – Synonym: syn. Cenia turbinata
Cotyledon
Cotyledon – Synonym: syn. Cotyledon undulata
Cotyledon – Synonym: syn. Cotyledon orbiculata var. flanaganii
Cotyledon – Synonym: syn. Cotyledon macrantha; syn. Cotyledon virescens
Cotyledon – Synonym: syn. Cotyledon decussata
Cotyledon – Synonym: syn. Cotyledon ladismithiensis
Couroupita
Cowania
Crambe – Synonym: syn. Crambe kotschyana
Crambe
Craspedia
Crassothonna – Synonym: syn. Othonna carnosa
Crassothonna – Synonym: syn. Othonna capensis
Crassula
Crassula – Synonym: syn. Crassula recurva
Crassula – Synonym: syn. Crassula arborea
Crassula – Synonym: syn. Crassula teres
Crassula – Synonym: syn. Crassula corymbulosa
Crassula – Synonym: syn. Rochea coccinea; syn. Rochea versicolor
Crassula – Synonym: syn. Rochea odoratissima
Crassula – Synonym: syn. Crassula lycopodioides
Crassula – Synonym: syn. Crassula dregeana
Crassula – Synonym: syn. Rochea jasminea
Crassula – Synonym: syn. Crassula ovata 'Minijade'
Crassula – Synonym: syn. Crassula argentea; syn. Crassula obliqua; syn. Crassula portulacea
Crassula – Synonym: syn. Crassula marginalis
Crassula – Synonym: syn. Crassula pubescens subsp. radicans
Crassula – Synonym: syn. Rochea subulata
Crassula – Synonym: syn. Crassula undulatifolia
Crataegus
Crataegus – Synonym: syn. Mespilus germanica
Crataegus – Synonym: syn. Crataegus oxyacantha
Crataegus – Synonym: syn. Crataegus × media 'Rosea Superba'
Crataegus – Synonym: syn. Crataegus monogyna 'Glastonbury Thorn'; syn. Crataegus monogyna 'Holy Thorn'; syn. Crataegus monogyna 'Praecox'
Crataegus – Synonym: syn. Crataegus monogyna 'Tortuosa'
Cremnophila
Cremnosedum
Cremnophyton
Crepis
Crescentia – Synonym: syn. Parmentiera alata
Crescentia
Crinodendron
Crinum
Crinum – Synonym: syn. Crinum capense; syn. Crinum longifolium
Crinum – Synonym: syn. Crinum aquaticum
Crinum – Synonym: syn. Crinum vanillodorum
Crinum – Synonym: syn. Crinum polyphyllum
Crithmum
Crocanthemum – Synonym: syn. Helianthemum scoparium
Crocosmia
Crocosmia – Synonym: syn. Tritonia masoniorum
Crocosmia – Synonym: syn. Curtonus paniculata; Antholyza paniculata
Crocosmia – Synonym: syn. Tritonia pottsii
Crocus
Crocus – Synonym: syn. Crocus biflorus f. alexandri
Crocus – Synonym: syn. Crocus serotinus
Crocus – Synonym: syn. Crocus medius
Crocus – Synonym: syn. Crocus serotinus subsp. salzmannii
Crossandra
Crossandra – Synonym: syn. Crossandra undulifolia
Crossyne – Synonym: syn. Boophone ciliaris
Crotalaria
Crotalaria – Synonym: syn. Crotalaria mucronata; Crotalaria striata
Croton
Crowea
Crupina
Cryosophila – Synonym: syn. Cryosophila argentea
Cryptanthus
Cryptocarya
Cryptocereus
Cryptocoryne
Cryptocoryne – Synonym: syn. Cryptocoryne grabowskii; syn. Cryptocoryne grandis
Cryptocoryne – Synonym: syn. Cryptocoryne blassii
Cryptocoryne – Synonym: syn. Cryptocoryne willisii
Cryptomeria – Synonym: syn. Cryptomeria japonica 'Nana'
Cryptomeria
Cryptostegia
Ctenanthe – Synonym: syn. Stromanthe amabilis
Ctenanthe
Ctenanthe – Synonym: syn. Bamburanta arnoldiana
Ctenanthe – Synonym: syn. Maranta kummeriana
Ctenanthe – Synonym: syn. Phrynium lubbersiana
Ctenanthe – Synonym: syn. Maranta oppenheimiana
Ctenitis
Cucumis
Cucumis – Synonym: syn. Luffa cylindrica
Cucurbita
Cucurbita – Synonym: syn. Cucurbita maxima 'Jaune gros de Paris'
Cucurbita – Synonym: syn. Cucurbita maxima 'Victor'
Cucurbita – Synonym: syn. Cucurbita maxima 'Rouge vif d'Etampes'
Cudrania
Cuitlauzina – Synonym: syn. Odontoglossum citrosmum; syn. Odontoglossum pendulum
Cuitlauzina – Synonym: syn. Osmoglossum pulchellum
Cullen
Cunninghamia
Cunonia
Cupaniopsis
Cuphea
Cuphea – Synonym: syn. Cuphea platycentra
Cuphea – Synonym: syn. Cuphea miniata
Cupressocyparis
Cupressus
Curculigo – Synonym: syn. Curculigo capitatum; Curculigo recurvata
Curcuma – Synonym: syn. Curcuma zedoaria
Curcuma
Curio – Synonym: syn. Senecio acaulis
Curio – Synonym: syn. Senecio archeri
Curio – Synonym: syn. Senecio citriformis
Curio – Synonym: syn. Senecio ficoides
Curio – Synonym: syn. Senecio herreanus
Curio – Synonym: syn. Senecio radicans
Curio – Synonym: syn. Senecio serpens
Curio – Synonym: syn. Senecio rowleyanus
Curio – Synonym: syn. Senecio mandraliscae; syn. Kleinia syn. Senecio mandraliscae
Curio – Synonym: syn. Senecio talinoides
Currania
Curtisia
Curtonus
Cuscuta
Cussonia
Cyanotis
Cyathea
Cycas
Cycas – Synonym: syn. Cycas taitungensis
Cyclamen
Cyclamen – Synonym: syn. Cyclamen × atkinsii [T.Moore]
Cyclamen – Synonym: syn. Cyclamen neapolitanum
Cyclamen – Synonym: syn. Cyclamen europaeum
Cyclamen – Synonym: syn. Cyclamen repandum subsp. peloponnesiacum
Cyclanthera
Cyclanthus
Cyclopia
Cycnoches
Cydonia
Cylindrophyllum
Cylindropuntia
Cylindropuntia – Synonym: syn. Opuntia bigelovii
Cylindropuntia – Synonym: syn. Cylindropuntia rosea
Cylindropuntia – Synonym: syn. Opuntia tunicata
Cymbalaria
Cymbalaria – Synonym: syn. Linaria cymbalaria
Cymbidium
Cymbidium – Synonym: syn. Cymbidium sikkimense
Cymbidium – Synonym: syn. Cymbidium pumilum
Cymbiglossum
Cymbopogon – Synonym: syn. Andropogon citratus (DC.)
Cymbopogon
Cynanchica
Cynanchica – Synonym: syn. Asperula nitida
Cynanchica – Synonym: syn. Asperula cynanchica
Cynanchum – Synonym: syn. Cynanchum monspeliacum
Cynanchum
Cynara – Synonym: syn. Cynara scolymus
Cynara
Cynodon
Cynoglossum
Cynoglossum – Synonym: syn. Cynoglossum nervosum
Cynomorium
Cypella – Synonym: syn. Moraea herbertii
Cyperus
Cyperus – Synonym: syn. Cyperus diffusus; syn. Cyperus laxus
Cyperus – Synonym: syn. Cyperus isocladus
Cyperus – Synonym: syn. Cyperus papyrus f. nanus
Cyperus – Synonym: syn. Pycreus polystachyos
Cyphomandra
Cyphostemma – Synonym: syn. Cissus adenopoda
Cyphostemma – Synonym: syn. Cissus bainesii
Cyphostemma – Synonym: syn. Cissus crameriana
Cyphostemma – Synonym: syn. Cissus juttae
Cyphostemma – Synonym: syn. Cissus njegerre
Cyprinia
Cypripedium
Cyrtanthus
Cyrtanthus – Synonym: syn. Anoiganthus breviflorus
Cyrtanthus – Synonym: syn. Vallota purpurea; syn. Vallota speciosa
Cyrtochilum – Synonym: syn. Oncidium flexuosum
Cyrtomium
Cyrtophyllum – Synonym: syn. Fagraea fragrans
Cyrtosperma
Cyrtostachys
Cystopteris
Cytinus
Cytisophyllum – Synonym: syn. Cytisus sessilifolius
Cytisus
Cytisus – Synonym: syn. Genista maderensis
Cytisus – Synonym: syn. Cytisus albus
Cytisus – Synonym: syn. Cytisus scoparius 'Roter Favorit'
Cytisus – Synonym: syn. Cytisus scoparius 'Splendens'
Cytisus – Synonym: syn. Spartocytisus nubigenus; syn. Genista fragrans
Daboecia
Daboecia – Synonym: syn. Daboecia polifolia
Dacrycarpus – Synonym: syn. Podocarpus dacrydioides
Dacrydium – Synonym: syn. Juniperus elata
Dactylis
Dactylorhiza
Dactylorhiza – Synonym: syn. Dactylorhiza cordigera; syn. Orchis cordigera
Dactylorhiza – Synonym: syn. Dactylorhiza kalopissii
Dactylorhiza – Synonym: syn. Dactylorhiza baumanniana
Dactylorhiza – Synonym: syn. Dactylorhiza praetermissa
Dactylorhiza – Synonym: syn. Dactylorhiza pythagorae
Dactylorhiza – Synonym: syn. Dactylorhiza saccifera
Dahlia
Dahlia – Synonym: syn. Dahlia arborea
Dahlia – Synonym: syn. Dahlia maxonii
Dais
Dalbergia
Dalea
Dalea – Synonym: syn. Dalea oaxacana
Dalechampia
Dalechampia – Synonym: syn. Dalechampia roezliana
Damnacanthus
Dampiera
Danaë – Synonym: syn. Ruscus racemosus
Daphne
Daphne – Synonym: syn. Daphne odora f. marginata
Daphne – Synonym: syn. Daphne gnidioides
Daphne – Synonym: syn. Daphne blagayana
Daphniphyllum
Darlingtonia
Darmera
Darwinia
Dasiphora – Synonym: syn. Potentilla fruticosa var. arbuscula
Dasiphora
Dasiphora – Synonym: syn. Potentilla fruticosa
Dasiphora – Synonym: syn. Potentilla fruticosa var. mandshurica
Dasylirion
Dasylirion – Synonym: syn. Nolina longifolia
Datisca
Datura – Synonym: syn. Datura meteloides
Datura
Datura – Synonym: syn. Brugmansia chlorantha
Daucus
Daucus – Synonym: syn. Melanoselinum decipiens
Davallia
Davallia – Synonym: syn. Humata heterophylla
Davallia – Synonym: syn. Davallia bullata
Davallia – Synonym: syn. Scyphularia pentaphylla
Davallia – Synonym: syn. Humata repens
Davallia – Synonym: syn. Humata tyermannii
Davidia – Synonym: syn. Davidia involucrata var. vilmoriniana
Deamia
Debregeasia
Decabelone
Decaisnea
Decaryia
Decumaria
Deherainia
Deinandra
Delairea – Synonym: syn. Senecio mikanioides
Delonix
Delosperma
Delosperma – Synonym: syn. Delosperma lineare
Delphinium – Synonym: syn. Consolida ajacis
Delphinium
Delphinium – Synonym: syn. Consolida divaricata
Delphinium – Synonym: syn. Consolida regalis
Delphinium – Synonym: syn. Delphinium × belladonna
Delphinium – Synonym: syn. Delphinium caseyi
Delphinium – Synonym: syn. Delphinium chinense
Delphinium – Synonym: syn. Delphinium ruysii 'Pink Sensation'
Delphinium – Synonym: syn. Consolida samia
Dendranthema
Dendrobium – Synonym: syn. Callista amabilis
Dendrobium – Synonym: syn. Dendrobium macrophyllum; syn. Dendrobium superbum
Dendrobium
Dendrobium – Synonym: syn. Dendrobium amoenum; syn. Dendrobium pierardii
Dendrobium – Synonym: syn. Dendrobium phalaenopsis
Dendrobium – Synonym: syn. Callista chrysotoxa
Dendrobium – Synonym: syn. Callista densiflora
Dendrobium – Synonym: syn. Callista farmeri
Dendrobium – Synonym: syn. Dendrobium aureum
Dendrobium – Synonym: syn. Callista aggregata var. jenkinsii
Dendrobium – Synonym: syn. Tropilis kingiana
Dendrobium – Synonym: syn. Callista aggregata
Dendrobium – Synonym: syn. Dendrobium dalhousieanum
Dendrobium – Synonym: syn. Pedilonum secundum
Dendrobium – Synonym: syn. Tropilis speciosa
Dendrocalamus
Dendromecon
Denmoza
Dennstaedtia
Deparia
Dermatobotrys
Dermatophyllum – Synonym: syn. Sophora arizonica
Dermatophyllum – Synonym: syn. Sophora gypsophila var. guadalupensis
Dermatophyllum – Synonym: syn. Sophora secundiflora
Derris
Deschampsia – Synonym: syn. Deschampsia cespitosa 'Bronzy Veil'
Deschampsia
Desfontainia
Desmidorchis – Synonym: syn. Caralluma retrospiciens
Desmodium
Deuterocohnia – Synonym: syn. Abromeitiella brevifolia [(Griseb.) A.Cast.]
Deutzia
Dianella
Dianella – Synonym: syn. Dianella laevis
Dianthera – Synonym: syn. Justicia candicans
Dianthus
Dianthus – Synonym: syn. Dianthus cinnabarinus
Dianthus – Synonym: syn. Dianthus valentinus
Dianthus – Synonym: syn. Dianthus corsicus; syn. Dianthus longicaulis
Dianthus – Synonym: syn. Dianthus amurensis
Dianthus – Synonym: syn. Dianthus degenii
Dianthus – Synonym: syn. Dianthus pontederae
Dianthus – Synonym: syn. Dianthus croaticus
Dianthus – Synonym: syn. Dianthus friwaldskyanus
Dianthus – Synonym: syn. Dianthus Gratianopolitanus 'Asnelliken'
Dianthus – Synonym: syn. Dianthus caesius
Dianthus – Synonym: syn. Velezia quadridentata
Dianthus – Synonym: syn. Dianthus erinaceus
Diascia
Diascia – Synonym: syn. Diascia cordata
Diascia – Synonym: syn. Diascia moltenensis
Diascia – Synonym: syn. Diascia elegans hort.
Dicentra
Dichanthelium – Synonym: syn. Panicum clandestinum
Dichelostemma
Dichelostemma – Synonym: syn. Brevoortia coccinea
Dichondra
Dichorisandra
Dichroa
Dichrostachys
Dicksonia – Synonym: syn. Balantium antarcticum
Dicksonia
Dicliptera – Synonym: syn. Peristrophe speciosa
Dicliptera – Synonym: syn. Dicliptera suberecta; syn. Justicia suberecta
Dicliptera – Synonym: syn. Peristrophe hyssopifolia
Dicoma
Dictamnus – Synonym: syn. Dictamnus albus var. albiflorus
Dictamnus
Dictyosperma
Didelta
Didierea
Didymochlaena
Dieffenbachia
Dieffenbachia – Synonym: syn. Dieffenbachia amoena; syn. Dieffenbachia maculata
Dierama
Diervilla
Dietes
Dietes – Synonym: syn. Moraea bicolor
Dietes – Synonym: syn. Moraea iridioides
Digiplexis
Digitalis – Synonym: syn. Isoplexis canariensis
Digitalis – Synonym: syn. Isoplexis chalcantha
Digitalis – Synonym: syn. Digitalis ferruginea 'Gelber Herold'
Digitalis
Digitalis – Synonym: syn. Digitalis × mertonensis
Digitalis – Synonym: syn. Isoplexis isabellina
Digitalis – Synonym: syn. Isoplexis sceptrum
Dilatris
Dillenia
Dimorphorchis – Synonym: syn. Arachnis lowii
Dimorphotheca
Dimorphotheca – Synonym: syn. Osteospermum acutifolium
Dimorphotheca – Synonym: syn. Osteospermum barberae
Dimorphotheca – Synonym: syn. Osteospermum caulescens
Dimorphotheca – Synonym: syn. Calendula chrysanthemifolia
Dimorphotheca – Synonym: syn. Osteospermum ecklonis
Dimorphotheca – Synonym: syn. Osteospermum fruticosum
Dimorphotheca – Synonym: syn. Osteospermum jucundum
Dimorphotheca – Synonym: syn. Castalis nudicaulis
Dimorphotheca – Synonym: syn. Castalis spectabilis
Dinema – Synonym: syn. Epidendrum polybulbon; syn. Encyclia polybulbon
Dionaea
Dionysia
Dioon
Dioscorea
Dioscorea – Synonym: syn. Dioscorea multicolor
Dioscorea – Synonym: syn. Dioscorea sativa
Dioscorea – Synonym: syn. Dioscorea rotundata
Dioscorea – Synonym: syn. Tamus communis
Dioscorea – Synonym: syn. Dioscorea vittata; syn. Dioscorea discolor
Dioscorea – Synonym: syn. Testudinaria elephantipes
Dioscorea – Synonym: syn. Dioscorea batatas
Dioscorea – Synonym: syn. Dioscorea macroura
Dioscorea – Synonym: syn. Testudinaria sylvatica
Diosma
Diosma – Synonym: syn. Diosma ericoides
Diospyros – Synonym: syn. Diospyros digyna
Diospyros – Synonym: syn. Diospyros kaki 'Giant Fuyu'
Diospyros
Diospyros – Synonym: syn. Diospyros whitei; syn. Royena lucida
Dipcadi
Dipelta
Diplacus
Diplacus – Synonym: syn. Mimulus bifidus
Diplacus – Synonym: syn. Mimulus aurantiacus var. pubescens
Diplacus – Synonym: syn. Mimulus longiflorus
Diplacus – Synonym: syn. Mimulus puniceus
Dipladenia
Diplazium
Diplopappus
Diplotaxis
Dipogon – Synonym: syn. Dolichos lignosus
Dipsacus
Dirca
Disa
Disanthus
Discaria – Synonym: syn. Discaria crenata
Discaria
Dischidia – Synonym: syn. Dischidia rafflesiana
Dischidia
Discocactus
Disocactus – Synonym: syn. Nopalxochia ackermannii; Epiphyllum ackermannii
Disocactus – Synonym: syn. Epiphyllum anguligerum
Disocactus
Disocactus – Synonym: syn. Nopalxochia phyllanthoides
Disocactus – Synonym: syn. Heliocereus speciosus var. amecamensis
Disocactus – Synonym: syn. Heliocereus speciosus
Disporum
Dissotis
Distictis
Distimake – Synonym: syn. Merremia aegyptia
Distimake – Synonym: syn. Merremia aurea
Distimake – Synonym: syn. Merremia dissecta
Distylium
Dittrichia – Synonym: syn. Inula graveolens
Dittrichia
Dizygotheca
Dodecatheon
Dodonaea
Dodonaea – Synonym: syn. Dodonaea thunbergiana
Doellingeria – Synonym: syn. Aster umbellatus
Dolichandra – Synonym: syn. Dolichandra cynanchoides
Dolichandra – Synonym: syn. Macfadyena unguis-cati; syn. Doxantha unguis-cati; syn. Bignonia unguis-cati
Dolichandrone
Dolichos
Dolichothele
Dombeya
Dombeya – Synonym: syn. Dombeya mastersii
Dombeya – Synonym: syn. Dombeya rotundifolia
Dombeya – Synonym: syn. Dombeya natalensis
Doodia
Doritaenopsis
Doritis
Doronicum
Doronicum – Synonym: syn. Doronicum orientale
Dorotheanthus
Dorstenia
Dorstenia – Synonym: syn. Dorstenia multiradiata
Dorstenia – Synonym: syn. Dorstenia erecta
Doryanthes
Dorycnium
Doryopteris
Dorystaechas
Dovyalis
Draba
Draba – Synonym: syn. Schivereckia doerfleri
Dracaena – Synonym: syn. Dracaena draco subsp. ajgal
Dracaena
Dracaena – Synonym: syn. Dracaena hookeriana
Dracaena – Synonym: syn. Sansevieria cylindrica
Dracaena – Synonym: syn. Sansevieria arborescens
Dracaena – Synonym: syn. Sansevieria canaliculata
Dracaena – Synonym: syn. Dracaena concinna 'Candy Cane'
Dracaena – Synonym: syn. Sansevieria ehrenbergii [Schweinf. ex Baker]
Dracaena – Synonym: syn. syn. Sansevieria grandis
Dracaena – Synonym: syn. Sansevieria deserti
Dracaena – Synonym: syn. Sansevieria kirkii
Dracaena – Synonym: syn. Pleomele r.
Dracaena – Synonym: syn. Dracaena reflexa 'Song of India'
Dracaena – Synonym: syn. Dracaena marginata
Dracaena – Synonym: syn. Pleomele reflexa
Dracaena – Synonym: syn. Sansevieria gracilis
Dracaena – Synonym: syn. Sansevieria stuckyi
Dracaena – Synonym: syn. Dracaena godseffiana
Dracaena – Synonym: syn. Sansevieria trifasciata
Dracaena – Synonym: syn. Sansevieria trifasciata; syn. Sansevieria guineensis
Dracocephalum
Dracocephalum – Synonym: syn. Hyssopus seravschanicus
Dracophyllum
Dracula – Synonym: syn. Masdevallia bella
Dracula – Synonym: syn. Masdevallia backhouseana
Dracula – Synonym: syn. Masdevallia erythrochaete
Dracunculus
Dracunculus – Synonym: syn. Arum dracunculus
Dregea – Synonym: syn. Wattakaka sinensis
Drepanostachyum
Drimia – Synonym: syn. Urginea fugax
Drimia – Synonym: syn. Scilla maritima; syn. Urginea maritima
Drimia
Drimia – Synonym: syn. Drimia undata
Drimiopsis
Drimys
Drosanthemum
Drosera
Drosera – Synonym: syn. Drosera longifolia
Drosera – Synonym: syn. Drosera multifida
Dryandra
Dryas
Drymoglossum
Drynaria – Synonym: syn. Aglaomorpha coronans
Drynaria – Synonym: syn. Aglaomorpha heraclea; syn. Polypodium heracleum
Drynaria – Synonym: syn. Aglaomorpha meyeniana
Drynaria
Dryopteris
Dryopteris – Synonym: syn. Dryopteris tavelii
Dryopteris – Synonym: syn. Polystichum strigosum
Duboisia
Duchesnea
Dudleya
Dudleya – Synonym: syn. Echeveria peacockii
Dulichium
Duranta
Durio
Duvalia – Synonym: syn. Duvalia radiata; syn. Duvalia reclinata
Duvalia
Duvernoia
Dyckia
Dyckia – Synonym: syn. Dyckia vaginosa
Dymondia – Synonym: syn. Dymondia repens
Dypsis – Synonym: syn. Neodypsis decaryi
Dypsis
Dysphania – Synonym: syn. Chenopodium ambrosioides
Dysphania – Synonym: syn. Chenopodium pumilio
Dyssodia
Ebenopsis – Synonym: syn. Pithecellobium flexicaule
Ebenus
Eberlanzia – Synonym: syn. Ruschia milleflora
Ebracteola – Synonym: syn. Ruschia derenbergiana
Ecballium
Ecbolium – Synonym: syn. Justicia adhatoda
Eccremocarpus
Eccremocarpus – Synonym: syn. Eccremocarpus longiflorus
Echeveria
Echeveria – Synonym: syn. Echeveria albicans
Echidnopsis
Echinacea
Echinocactus
Echinocactus – Synonym: syn. Echinocactus ingens
Echinocereus – Synonym: syn. Echinocereus blanckii var. berlandieri
Echinocereus
Echinocereus – Synonym: syn. Echinocereus blanckii
Echinocereus – Synonym: syn. Wilcoxia albiflora
Echinocereus – Synonym: syn. Wilcoxia poselgeri
Echinocereus – Synonym: syn. Echinocereus reichenbachii var. baileyi; syn. Echinocereus albispinus
Echinocereus – Synonym: syn. Echinocereus reichenbachii var. fitchii; syn. Echinocereus fitchii
Echinocereus – Synonym: syn. Wilcoxia schmollii
Echinocereus – Synonym: syn. Echinocereus chloranthus
Echinocereus – Synonym: syn. Echinocereus chloranthus var. davisii
Echinofossulocactus
Echinophora
Echinops
Echinopsis
Echinopsis – Synonym: syn. Lobivia chrysantha
Echinopsis – Synonym: syn. Lobivia densispina
Echinopsis – Synonym: syn. Lobivia kuehnrichii
Echinopsis – Synonym: syn. Lobivia jajoana
Echinopsis – Synonym: syn. Trichocereus bridgesii
Echinopsis – Synonym: syn. Lobivia rubescens
Echium
Echium – Synonym: syn. Echium bourgaeanum
Edgeworthia
Edmondia – Synonym: syn. Helichrysum sesamoides
Edmundoa – Synonym: syn. Canistrum lindenii
Edraianthus
Ehrendorferia – Synonym: syn. Dicentra chrysantha
Ehretia – Synonym: syn. Ehretia thyrsiflora
Ehretia – Synonym: syn. Ehretia elliptica
Ehretia
Ehretia – Synonym: syn. Carmona microphylla; syn. Carmona retusa
Ehretia – Synonym: syn. Ehretia hottentotica
Eichhornia
Ekebergia – Synonym: syn. Ekebergia meyeri
Ekebergia
Elaeagnus
Elaeagnus – Synonym: syn. Elaeagnus × ebbingei
Elaeis
Elaeocarpus – Synonym: syn. Elaeocarpus obovatus
Elaeocarpus
Elaeocarpus – Synonym: syn. Elaeocarpus dentatus
Elaeocarpus – Synonym: syn. Elaeocarpus cyaneus
Elaeodendron – Synonym: syn. Cassine australis
Elaeodendron – Synonym: syn. Cassine crocea
Elaeodendron – Synonym: syn. Cassine orientalis
Elaeodendron – Synonym: syn. Cassine papillosa
Elaphoglossum
Elegia
Elegia – Synonym: syn. Chondropetalum tectorum
Eleocharis
Elettaria
Eleutherococcus – Synonym: syn. Acanthopanax henryi
Eleutherococcus – Synonym: syn. Acanthopanax sieboldianus
Elodea
Elsholtzia
Elymus
Elymus – Synonym: syn. Hystrix patula
Elymus – Synonym: syn. Agropyron magellanicum
Embothrium
Emilia
Emmenanthe
Empetrum
Empetrum – Synonym: syn. Empetrum hermaphroditum
Empleurum – Synonym: syn. Empleurum serrulatum
Encelia
Encephalartos
Enchylaena
Encyclia – Synonym: syn. Epidendrum nemorale
Encyclia – Synonym: syn. Epidendrum advena
Encyclia – Synonym: syn. Epidendrum alata
Encyclia
Encyclia – Synonym: syn. Epidendrum atropurpureum
Endymion
Engelmannia
Enkianthus
Enneapogon
Ensete
Ensete – Synonym: syn. Ensete ventricosum var. montbeliardii
Entelea
Eomecon
Epacris
Ephedra
Ephedra – Synonym: syn. Ephedra major
Epicattleya
Epidendrum – Synonym: syn. Auliza ciliaris
Epidendrum
Epidendrum – Synonym: syn. Epidendrum evectum
Epidendrum – Synonym: syn. Nanodes medusae
Epidendrum – Synonym: syn. Nanodes porpax
Epidendrum – Synonym: syn. Epidendrum ibaguense
Epilaelia
Epilobium
Epilobium – Synonym: syn. Zauschneria californica
Epilobium – Synonym: syn. Zauschneria latifolia
Epilobium – Synonym: syn. Zauschneria cana
Epilobium – Synonym: syn. Epilobium californicum
Epilobium – Synonym: syn. Oenothera caespitosa
Epimedium
Epipactis
Epiphronitis
Epiphyllanthus
Epiphyllum
Epipremnum
Epipremnum – Synonym: syn. Epipremnum pinnatum 'Golden Pothos'
Epipremnum – Synonym: syn. Epipremnum aureum; syn. Pothos aureum; Rhaphidophora aureum; Scindapsus aureum
Episcia
Episcia – Synonym: syn. Episcia fulgida; syn. Episcia coccinea
Epithelantha
Equisetum
Equisetum – Synonym: syn. Equisetum japonicum
Equisetum – Synonym: syn. Equisetum hyemale var. robustum
Eragrostis
Eranthemum – Synonym: syn. Daedalacanthus nervosus
Eranthemum – Synonym: syn. Daedalacanthus wattii
Eranthis
Eremaea
Eremophila
Eremophila – Synonym: syn. Myoporum debile
Eremophila – Synonym: syn. Myoporum deserti
Eremurus
Eremurus – Synonym: syn. Eremurus elwesii
Eremurus – Synonym: syn. Eremurus bungei
Erepsia
Erepsia – Synonym: syn. Semnanthe lacera
Erianthus
Erianthus – Synonym: syn. Saccharum baldwinii
Erica
Erica – Synonym: syn. Erica bowieana
Erica – Synonym: syn. Erica canaliculata 'Rosea'
Erica – Synonym: syn. Erica melanthera
Erica – Synonym: syn. Erica petiveri
Erica – Synonym: syn. Erica bucciniiformis
Erica – Synonym: syn. Erica darleyensis 'Alba', syn. Erica darleyensis 'Molten Silver'
Erica – Synonym: syn. Erica decora
Erica – Synonym: syn. Erica blanda
Erica – Synonym: syn. Erica mediterranea; syn. Erica herbacea
Erica – Synonym: syn. Erica borbonica
Erica – Synonym: syn. Erica exsurgens
Erica – Synonym: syn. Erica abietina
Erica – Synonym: syn. Erica verticillata
Erica – Synonym: syn. Erica coccinea var. melastoma
Erica – Synonym: syn. Erica peziza
Erica – Synonym: syn. Erica deliciosa
Erica – Synonym: syn. Erica viridipurpurea
Erica – Synonym: syn. Erica speciosa
Erica – Synonym: syn. Erica persoluta
Erica – Synonym: syn. Erica porteri
Erica – Synonym: syn. Erica longifolia
Ericameria
Ericameria – Synonym: syn. Chrysothamnus nauseosus
Erigeron
Erigeron – Synonym: syn. Erigeron mucronatus; syn. Vittadinia triloba
Erigeron – Synonym: syn. Stenactis speciosus
Erinacea
Erinus
Eriobotrya
Eriobotrya – Synonym: syn. Rhaphiolepis bibas
Eriocactus
Eriocapitella
Eriocapitella – Synonym: syn. Anemone hupehensis
Eriocapitella – Synonym: syn. Anemone × hybrida
Eriocapitella – Synonym: syn. Anemone japonica 'Wirbelwind'
Eriocapitella – Synonym: syn. Anemone hupehensis var. japonica
Eriocapitella – Synonym: syn. Anemone rivularis; syn. Anemone leveillei
Eriocapitella – Synonym: syn. Anemone rupicola
Eriocapitella – Synonym: syn. Anemone tomentosa
Eriocephalus
Eriocereus
Eriocoma – Synonym: syn. Oryzopsis hymenoides
Eriocoma – Synonym: syn. Achnatherum robustum; syn. Stipa robusta
Eriodictyon – Synonym: syn. Wigandia californica
Eriodictyon
Eriodictyon – Synonym: syn. Turricula parryi
Eriogonum
Eriolarynx
Eriolarynx – Synonym: syn. Acnistus australis; syn. Dunalia australis; syn. Iochroma australe
Eriolobus – Synonym: syn. Malus florentina
Eriolobus – Synonym: syn. Malus trilobata
Eriophorum
Eriophorum – Synonym: syn. Eriophorum russeolum
Eriophyllum
Eriostemon
Eriosyce
Eriosyce – Synonym: syn. Neoporteria esmeraldana
Eriosyce – Synonym: syn. Neoporteria occulta
Eriosyce – Synonym: syn. Neoporteria napina
Eriosyce – Synonym: syn. Neoporteria reichi
Eriosyce – Synonym: syn. Neoporteria paucicostata
Eriosyce – Synonym: syn. Neoporteria nidus
Eriosyce – Synonym: syn. Neoporteria subgibbosa
Eriosyce – Synonym: syn. Neoporteria umadeave
Eriosyce – Synonym: syn. Neoporteria villosa
Erodium
Erodium – Synonym: syn. Erodium petraeum var. crispum
Erodium – Synonym: syn. Erodium primulaceum
Eroeda
Erophaca – Synonym: syn. Astragalus lusitanicus
Eruca
Erucaria
Eryngium
Eryngium – Synonym: syn. Eryngium bromeliifolium
Eryngium – Synonym: syn. Eryngium × zabelii
Erysimum
Erysimum – Synonym: syn. Cheiranthus mutabilis
Erysimum – Synonym: syn. Cheiranthus × cheiri
Erysimum – Synonym: syn. Erysimum hieraciifolium [L.]
Erythea
Erythranthe
Erythranthe – Synonym: syn. Mimulus ×
Erythranthe – Synonym: syn. Mimulus × burnetii
Erythranthe – Synonym: syn. Mimulus cardinalis
Erythranthe – Synonym: syn. Mimulus cupreus
Erythranthe – Synonym: syn. Mimulus luteus [L.]
Erythranthe – Synonym: syn. Mimulus moschatus
Erythranthe – Synonym: syn. Mimulus primuloides
Erythrina
Erythrina – Synonym: syn. Erythrina coralloides
Erythrina – Synonym: syn. Erythrina indica
Erythrochiton
Erythronium
Erythrorhipsalis
Erythrostemon – Synonym: syn. Caesalpinia gilliesii
Erythrostemon – Synonym: syn. Caesalpinia mexicana
Erythroxylum
Escallonia
Escallonia – Synonym: syn. Escallonia floribunda; Escallonia montevidensis
Escallonia – Synonym: syn. Escallonia × 'Exoniensis'
Eschscholzia
Escobaria
Espostoa – Synonym: syn. Thrixanthocereus blossfeldiorum
Espostoa
Etlingera – Synonym: syn. Nicolaia elatior
Euanthe
Eubotrys – Synonym: syn. Leucothoe racemosa
Eucalyptus
Eucalyptus – Synonym: syn. Eucalyptus largiflorens
Eucalyptus – Synonym: syn. Eucalyptus alpina
Eucalyptus – Synonym: syn. Eucalyptus rostrata
Eucalyptus – Synonym: syn. Eucalyptus leucoxylon var. macrocarpa
Eucalyptus – Synonym: syn. Eucalyptus petiolaris
Eucalyptus – Synonym: syn. Eucalyptus mannifera subsp. maculosa
Eucharis
Euchlora – Synonym: syn. Lotononis hirsuta
Euclea
Eucomis – Synonym: syn. Eucomis clavata
Eucomis – Synonym: syn. Eucomis undulata
Eucomis
Eucomis – Synonym: syn. Eucomis punctata
Eucomis – Synonym: syn. Eucomis pole-evansii
Eucommia
Eucryphia
Eucryphia – Synonym: syn. Eucryphia nymansensis
Eudianthe – Synonym: syn. Silene coeli-rosa, syn. Lychnis coeli-rosa
Eugenia
Eugenia – Synonym: syn. Myrtus pubescens
Eulophia – Synonym: syn. Acrolophia cochlearis
Eulophia – Synonym: syn. Eulophia quartiniana
Eulophia – Synonym: syn. Eulophia porphyroglossa
Eulophia
Eulophia – Synonym: syn. Eulophia paivaeana
Eulychnia
Euodia
Euonymus
Euonymus – Synonym: syn. Euonymus radicans; Euonymus kiautschovicus
Euonymus – Synonym: syn. Euonymus hamiltonianus subsp. sieboldianus
Euonymus – Synonym: syn. Euonymus pulchellus
Euonymus – Synonym: syn. Euonymus japonicus 'Argenteo-Variegata'
Euonymus – Synonym: syn. Euonymus planipes
Eupatorium
Euphorbia
Euphorbia – Synonym: syn. Euphorbia oncoclada
Euphorbia – Synonym: syn. Euphorbia robbiae
Euphorbia – Synonym: syn. Euphorbia platyclada
Euphorbia – Synonym: syn. Euphorbia characias subsp. veneta
Euphorbia – Synonym: syn. Chamaesyce degeneri
Euphorbia – Synonym: syn. Euphorbia polychroma
Euphorbia – Synonym: syn. Euphorbia villosa
Euphorbia – Synonym: syn. Pedilanthus macrocarpus
Euphorbia – Synonym: syn. Euphorbia milii var. milii
Euphorbia – Synonym: syn. Euphorbia epicyparissias
Euphorbia – Synonym: syn. Euphorbia seguieriana subsp. niciciana
Euphorbia – Synonym: syn. Euphorbia echinus
Euphorbia – Synonym: syn. Euphorbia beaumieriana
Euphorbia – Synonym: syn. Euphorbia monchiquensis
Euphorbia – Synonym: syn. Euphorbia pugniformis
Euphorbia – Synonym: syn. Euphorbia biglandulosa
Euphorbia – Synonym: syn. Euphorbia erythraea
Euphorbia – Synonym: syn. Euphorbia milii var. splendens
Euphorbia – Synonym: syn. Pedilanthus tithymaloides
Euphorbia – Synonym: syn. Euphorbia ornithopus
Euphorbia – Synonym: syn. Euphorbia trigona f. rubra
Euphorbia – Synonym: syn. Euphorbia pseudocactus tirucalli
Euphorbia – Synonym: syn. Synadenium grantii 'Rubra'
Euphorbia – Synonym: syn. Synadenium grantii
Euphorbia – Synonym: syn. Euphorbia enterophora
Euptelea
Eurya – Synonym: syn. Eurya emarginata var. microphylla
Eurya
Euryale
Eurybia
Eurybia – Synonym: syn. Aster divaricatus
Eurybia – Synonym: syn. Aster biflorus
Eurybia – Synonym: syn. Aster subintegerrimus
Eurybia – Synonym: syn. Aster spectabilis
Euryomyrtus
Euryops – Synonym: syn. Euryops athanasiae
Euryops – Synonym: syn. Euryops evansii
Euryops – Synonym: syn. Gamolepis chrysanthemoides
Euryops
Eustoma
Eustoma – Synonym: syn. Lisianthius russelianus; syn. Eustoma grandiflorum
Euterpe
Eutrema
Eutrochium
Eutrochium – Synonym: syn. Eupatorium maculatum
Eutrochium – Synonym: syn. Eupatorium purpureum
Evolvulus – Synonym: syn. Evolvulus purpurocoeruleus
Evolvulus
Evotrochis – Synonym: syn. Primula floribunda; syn. Primula verticillata
Exacum
Excoecaria
Excoecaria – Synonym: syn. Excoecaria bicolor
Exochaenium – Synonym: syn. Sebaea grandis
Exochorda
Exochorda – Synonym: syn. Exochorda grandiflora
Exochorda – Synonym: syn. Exochorda korolkowii
Exochorda – Synonym: syn. Exochorda giraldii var. wilsonii
Eysenhardtia
Fabiana
Fadyenia
Fagara
Fagraea
Fagus
Fagus – Synonym: syn. Fagus sylvatica 'Purpurea', syn. Fagus sylvatica 'Reversii'
Faidherbia – Synonym: syn. Acacia albida
Falkia
Fallopia – Synonym: syn. Polygonum aubertii; Bilderdykia aubertii
Fallopia – Synonym: syn. Polygonum baldschuanica; syn. Bilderdykia baldschuanica; syn. Reynoutria baldschuanica
Fallugia
Farfugium
Farfugium – Synonym: syn. Ligularia tussilaginea
Fargesia
Fascicularia
Fatshedera
Fatsia
Faucaria
Faurea
Feijoa
Feijoa – Synonym: syn. Acca sellowiana
Felicia
Felicia – Synonym: syn. Agathea coelestis; syn. Felicia rotundifolia
Felicia – Synonym: syn. Aster pappei
Felicia – Synonym: syn. Felicia adfinis
Felicia – Synonym: syn. Aster filifolia; syn. Diplopappus filifoliius
Felicia – Synonym: syn. Diplopappus fruticulosus
Felicia – Synonym: syn. Charieis heterophylla
Fendlera
Fenestraria
Ferocactus – Synonym: syn. Ferocactus acanthodes
Ferocactus
Ferocactus – Synonym: syn. Hamatocactus hamatacanthus
Ferocactus – Synonym: syn. Ancistrocactus crassihamatus
Ferocactus – Synonym: syn. Ferocactus stainesii
Ferocactus – Synonym: syn. Ancistrocactus uncinatus
Ferraria
Ferula
Ferula – Synonym: syn. Ferula communis subsp. glauca
Ferulago
Fessia
Festuca
Festuca – Synonym: syn. Festuca capillata
Festuca – Synonym: syn. Festuca spectabilis
Festuca – Synonym: syn. Festuca tenuifolia
Festuca – Synonym: syn. Festuca scoparia
Festuca – Synonym: syn. Ficus pilosus
Festuca – Synonym: syn. Festuca quadriflora
Fibigia
Ficus
Ficus – Synonym: syn. Ficus parcellii
Ficus – Synonym: syn. Ficus cannonii
Ficus – Synonym: syn. Ficus indica
Ficus – Synonym: syn. Ficus nitida; Ficus retusa f. nitida
Ficus – Synonym: syn. Ficus porteana
Ficus – Synonym: syn. Ficus carica 'Celeste', syn. Ficus carica 'Celestial'
Ficus – Synonym: syn. Ficus carica 'Black Spanish', syn. Ficus carica 'San Piero'
Ficus – Synonym: syn. Ficus carica 'Sari Lob', syn. Ficus carica 'Smyrna'
Ficus – Synonym: syn. Ficus carica 'White Genoa'
Ficus – Synonym: syn. Ficus carica 'White Kadota'
Ficus – Synonym: syn. Ficus carica 'Brunswick'
Ficus – Synonym: syn. Ficus carica 'Black Mission'
Ficus – Synonym: syn. Ficus carica 'Rutara'
Ficus – Synonym: syn. Ficus diversifolia
Ficus – Synonym: syn. Ficus elastica 'Belgica'
Ficus – Synonym: syn. Ficus edulis
Ficus – Synonym: syn. Ficus panduriformis
Ficus – Synonym: syn. Ficus buxifolia
Ficus – Synonym: syn. Ficus binnendijkii
Ficus – Synonym: syn. Ficus nekbudu; syn. Ficus utilis
Ficus – Synonym: syn. Ficus pandurata
Ficus – Synonym: syn. Ficus magnolioides
Ficus – Synonym: syn. Ficus schlechteri
Ficus – Synonym: syn. Ficus microcarpa var. nitida [F.C.Ho]
Ficus – Synonym: syn. Ficus retusa nitida
Ficus – Synonym: syn. Ficus quercifolia
Ficus – Synonym: syn. Ficus leprieurii
Ficus – Synonym: syn. Ficus cerasiformis
Ficus – Synonym: syn. Ficus brandegeei
Ficus – Synonym: syn. Ficus repens; syn. Ficus stipulata
Ficus – Synonym: syn. Ficus australis
Ficus – Synonym: syn. Ficus cordata subsp. salicifolia; syn. Ficus pretoriae
Ficus – Synonym: syn. Ficus capensis
Ficus – Synonym: syn. Ficus barbata
Ficus – Synonym: syn. Ficus glabella
Ficus – Synonym: syn. Ficus bellengeri
Filago – Synonym: syn. Evax pygmaea
Filicium
Filipendula
Filipendula – Synonym: syn. Filipendula palmata
Firmiana – Synonym: syn. Sterculia diversifolia
Firmiana – Synonym: syn. Sterculia patanifolia
Fittonia
Flacourtia
Fockea
Foeniculum
Fontanesia
Fontinalis
Forestiera
Forsythia – Synonym: syn. Forsythia × intermedia 'Lynwood Gold'
Forsythia
Forsythia – Synonym: syn. Forsythia viridissima var. koreana
Fortunella
Fothergilla
Fothergilla – Synonym: syn. Fothergilla major; syn. Fothergilla monticola
Fouquieria
Fragaria
Fragaria – Synonym: syn. Fragaria californica
Frailea
Francoa – Synonym: syn. Francoa ramosa
Francoa – Synonym: syn. Francoa sonchifolia
Francoa
Frangula
Frangula – Synonym: syn. Frangula alnus 'Ron Williams'
Frangula – Synonym: syn. Rhamnus californica
Frangula – Synonym: syn. Rhamnus purshiana
Frankenia
Franklinia – Synonym: syn. Gordonia alatamaha
Fraxinus
Fraxinus – Synonym: syn. Fraxinus excelsior 'Grandifolia'
Fraxinus – Synonym: syn. Fraxinus oregona
Fraxinus – Synonym: syn. Fraxinus holotricha
Freesia
Freesia – Synonym: syn. Freesia armstrongii
Freesia – Synonym: syn. Anomatheca grandiflora; syn. Lapeirousia grandiflora
Freesia – Synonym: syn. Anomatheca cruenta; syn. Lapeirousia cruenta
Freesia – Synonym: syn. Anomatheca laxa; syn. Lapeirousia laxa
Freesia – Synonym: syn. Freesia alba
Fremontodendron
Freylinia – Synonym: syn. Freylinia cestroides
Fridericia – Synonym: syn. Bignonia violacea
Fritillaria
Fritillaria – Synonym: syn. Fritillaria lanceolata
Fritillaria – Synonym: syn. Fritillaria dasyphylla
Fritillaria – Synonym: syn. Fritillaria ionica
Fritillaria – Synonym: syn. Fritillaria imperialis 'Pralifera'
Fritillaria – Synonym: syn. Fritillaria tuntasia
Fritillaria – Synonym: syn. Fritillaria libanotica
Fuchsia
Fuchsia – Synonym: syn. Fuchsia syringiflora
Fuchsia – Synonym: syn. Fuchsia minutiflora
Fuchsia – Synonym: syn. Fuchsia minimiflora
Fumana – Synonym: syn. Fumana ericifolia
Fumana
Fumaria
Furcraea
Furcraea – Synonym: syn. Furcraea gigantea
Furcraea – Synonym: syn. Furcraea bedinghausii
Gagea
Gaillardia
Gaillardia – Synonym: syn. Gaillardia × grandiflora 'Burgunder'
Gaillardia – Synonym: syn. Gaillardia × grandiflora 'Torchlight'
Galactites
Galanthus
Galanthus – Synonym: syn. Galanthus caucasicus
Galanthus – Synonym: syn. Galanthus latifolius
Galanthus – Synonym: syn. Galanthus byzantinus
Galatella – Synonym: syn. Aster linosyris
Galatella – Synonym: syn. Aster sedifolius subsp. Sedifolius; syn. Aster acris
Galatella
Galatella – Synonym: syn. Aster sedifolius
Galax
Galega
Galium
Galium – Synonym: syn. Asperula odorata
Galphimia – Synonym: syn. Thryallis glauca
Galtonia
Galvezia
Gambelia
Gambelia – Synonym: syn. Galvezia speciosa
Gamolepis
Gardenia
Gardenia – Synonym: syn. Gardenia jasminoides 'Aimee'
Gardenia – Synonym: syn. Gardenia jasminoides 'Four Seasons'
Gardenia – Synonym: syn. Gardenia augusta; syn. Gardenia florida; syn. Gardenia grandiflora
Gardenia – Synonym: syn. Gardenia lutea
Gardenia – Synonym: syn. Gardenia spatulifolia
Garrya
Gasteria
Gasteria – Synonym: syn. Gasteria humilis; syn. Gasteria subcarinata
Gasteria – Synonym: syn. Gasteria verrucosa
Gasteria – Synonym: syn. Gasteria trigona
Gasteria – Synonym: syn. Gasteria armstrongii
Gasteria – Synonym: syn. Gasteria caespitosa; syn. Gasteria liliputana; syn. Gasteria maculata; syn. Gasteria picta
Gastrochilus – Synonym: syn. Saccolabium bellinus
Gastrochilus – Synonym: syn. Saccolabium calceolaris
Gastrolobium – Synonym: syn. Brachysema celsianum; syn. Brachysema lanceolatum
Gastrolobium – Synonym: syn. Brachysema latifolium
Gastrolobium – Synonym: syn. Brachysema sericeum
Gaulnettya
Gaultheria
Gaultheria – Synonym: syn. Gaultheria itoana
Gaultheria – Synonym: syn. Gaultheria forrestii; syn. Gaultheria ovalifolia
Gaultheria – Synonym: syn. Gaultheria veitchiana
Gaultheria – Synonym: syn. Pernettya mucronata
Gaultheria – Synonym: syn. Gaultheria miqueliana
Gaura
Gaussia
Gazania
Gazania – Synonym: syn. Gazania nivea
Gazania – Synonym: syn. Gazania pinnata
Gazania – Synonym: syn. Gazania uniflora
Geijera
Geissorhiza – Synonym: syn. Geissorhiza secunda
Geissorhiza
Geissorhiza – Synonym: syn. Engysiphon pictus
Geissorhiza – Synonym: syn. Geissorhiza rochensis
Geissorhiza – Synonym: syn. Geissorhiza rosea
Gelsemium
Genista – Synonym: syn. Cytisus 'Porlock'
Genista
Genista – Synonym: syn. Cytisus canariensis
Genista – Synonym: syn. Genista tinctoria var. depressa
Genista – Synonym: syn. Cytisus maderensis
Genista – Synonym: syn. Cytisus monspessulanus
Genista – Synonym: syn. Cytisus purgans
Genista – Synonym: syn. Cytisus racemosus
Genista – Synonym: syn. Cytisus congestus
Genista – Synonym: syn. Genista lucida
Genista – Synonym: syn. Genista equisetiformis
Gentiana
Gentiana – Synonym: syn. Gentiana dinarica
Gentiana – Synonym: syn. Gentiana gracilipes
Gentiana – Synonym: syn. Gentiana tianschanica
Gentiana – Synonym: syn. Gentiana septemfida var. lagodechiana
Gentiana – Synonym: syn. Gentiana farreri
Gentiana – Synonym: syn. Gentiana angulosa
Geoffroea
Geogenanthus – Synonym: syn. Geogenanthus undatus
Geranium
Geranium – Synonym: syn. Geranium sessiliflorum subsp. novae-zelandiae
Geranium – Synonym: syn. Geranium regelii
Geranium – Synonym: syn. Geranium orientali-tibeticum
Geranium – Synonym: syn. Geranium canariense
Geranium – Synonym: syn. Geranium sanguineum 'Typ Pöppel'
Geranium – Synonym: syn. Geranium grandiflorum
Geranium – Synonym: syn. Geranium cinereum var. subcaulescens
Gerbera
Geropogon – Synonym: syn. Tragopogon hybridus
Gesneria
Gesnouinia
Geum
Geum – Synonym: syn. Geum chiloense
Gibasis – Synonym: syn. Tradescantia geniculata; syn. Aneilema geniculata
Gibbaeum
Gibbaeum – Synonym: syn. Gibbaeum schwantesii
Gilia
Gillenia
Ginkgo
Gladiolus
Gladiolus – Synonym: syn. Gladiolus spathaceus
Gladiolus – Synonym: syn. Gladiolus communis subsp. byzantinus
Gladiolus – Synonym: syn. Gladiolus tenellus; syn. Gladiolus violaceus
Gladiolus – Synonym: syn. Gladiolus blandus
Gladiolus – Synonym: syn. Anomalesia cunonia
Gladiolus – Synonym: syn. Gladiolus psittacinus; syn. Gladiolus tysonii
Gladiolus – Synonym: syn. Gladiolus primulinus
Gladiolus – Synonym: syn. Gladiolus milleri
Gladiolus – Synonym: syn. Homoglossum hollandii
Gladiolus – Synonym: syn. Gladiolus segetum
Gladiolus – Synonym: syn. Gladiolus grandis
Gladiolus – Synonym: syn. Homoglossum merianellum
Gladiolus – Synonym: syn. Gladiolus macowanii
Gladiolus – Synonym: syn. Acidanthera bicolor
Gladiolus – Synonym: syn. Gladiolus stanfordiae
Gladiolus – Synonym: syn. Gladiolus salmoneus
Gladiolus – Synonym: syn. Babiana stricta var. sulphurea
Gladiolus – Synonym: syn. Gladiolus formosus
Gladiolus – Synonym: syn. Homoglossum watsonium
Glandora
Glandora – Synonym: syn. Lithodora diffusa
Glandora – Synonym: syn. Lithodora oleifolia
Glandora – Synonym: syn. Lithodora rosmarinifolia
Glandularia – Synonym: syn. Verbena tenera var. maonettii
Glaucidium
Glaucium
Glebionis
Glebionis – Synonym: syn. Chrysanthemum coronarium
Glebionis – Synonym: syn. Chrysanthemum segetum
Glechoma – Synonym: syn. Nepeta hederacea
Gleditsia
Gleditsia – Synonym: syn. Parkia javanica
Gliricidia
Globba
Globba – Synonym: syn. Globba bulbifera
Globularia
Globularia – Synonym: syn. Globularia punctata; Globularia elongata
Globularia – Synonym: syn. Globularia cambessedesii
Gloriosa
Gloriosa – Synonym: syn. Littonia modesta
Gloriosa – Synonym: syn. Gloriosa rothschildiana; syn. Gloriosa simplex; syn. Gloriosa virescens
Glottiphyllum
Glottiphyllum – Synonym: syn. Glottiphyllum parvifolium
Gloxinia – Synonym: syn. Koellikeria erinoides
Gloxinia
Glyceria
Glyceria – Synonym: syn. Glyceria spectabilis
Glycine
Glycyrrhiza
Gmelina
Gnidia
Gnidia – Synonym: syn. Gnidia denudata
Godetia
Goeppertia – Synonym: syn. Calathea argyraea
Goeppertia – Synonym: syn. Calathea bachemiana
Goeppertia – Synonym: syn. Calathea leopardina
Goeppertia – Synonym: syn. Calathea crocata
Goeppertia – Synonym: syn. Calathea cylindrica
Goeppertia – Synonym: syn. Calathea lancifolia
Goeppertia – Synonym: syn. Calathea lietzei
Goeppertia – Synonym: syn. Calathea lindeniana
Goeppertia
Goeppertia – Synonym: syn. Calathea makoyana
Goeppertia – Synonym: syn. Calathea mediopicta
Goeppertia – Synonym: syn. Calathea micans
Goeppertia – Synonym: syn. Calathea rotundifolia
Goeppertia – Synonym: syn. Calathea ornata
Goeppertia – Synonym: syn. Calathea picturata
Goeppertia – Synonym: syn. Calathea roseopicta
Goeppertia – Synonym: syn. Calathea rufibarba
Goeppertia – Synonym: syn. Calathea undulata
Goeppertia – Synonym: syn. Calathea variegata
Goeppertia – Synonym: syn. Calathea veitchiana
Goeppertia – Synonym: syn. Calathea wiotiana
Goeppertia – Synonym: syn. Calathea zebrina
Goethea
Goldfussia
Gomesa – Synonym: syn. Oncidium bifolium
Gomesa – Synonym: syn. Rodriguezia crispa
Gomesa – Synonym: syn. Oncidium forbesii
Gomesa – Synonym: syn. Oncidium gardneri
Gomesa – Synonym: syn. Oncidium crispum
Gomesa – Synonym: syn. Oncidium varicosum var. rogersii
Gomphocarpus – Synonym: syn. Asclepias fruticosa
Gomphocarpus – Synonym: syn. Asclepias physocarpa
Gomphrena
Gongora
Gongora – Synonym: syn. Gongora atropurpurea, Gongora maculata
Gonialoe – Synonym: syn. Aloë variegata
Goniolimon
Goniolimon – Synonym: syn. Limonium speciosum
Goniolimon – Synonym: syn. Limonium tataricum
Gonioma
Goniophlebium – Synonym: syn. Polypodium reinwardtii
Gongylocarpus – Synonym: syn. Burragea frutescens
Gonocarpus
Gonospermum
Gonospermum – Synonym: syn. Tanacetum ptarmiciflorum
Goodenia
Goodia
Gordonia
Gossypium
Goudaea – Synonym: syn. Vriesea chrysostachys
Graptopetalum
Graptopetalum – Synonym: syn. Graptopetalum weinbergii
Graptophyllum
Graptophyllum – Synonym: syn. Graptophyllum hortense
Graptosedum
Gratiola
Grayia
Greenovia
Greigia
Grevillea
Grevillea – Synonym: syn. Grevillea sulphurea
Grevillea – Synonym: syn. Grevillea curviloba
Grevillea – Synonym: syn. Grevillea preissii
Grevillea – Synonym: syn. Hakea victoriae
Grewia – Synonym: syn. Grevillea caffra
Greyia
Grielum
Grindelia – Synonym: syn. Grindelia robusta
Griselinia
Grubbia
Guadua
Guaiacum
Guarianthe – Synonym: syn. Cattleya aurantiaca
Guarianthe – Synonym: syn. Cattleya bowringiana
Guarianthe – Synonym: syn. Cattleya skinneri
Gunnera
Guthriea
Gutierrezia
Guzmania
Guzmania – Synonym: syn. Guzmania minor
Gymnadenia
Gymnocalycium
Gymnocalycium – Synonym: syn. Gymnocalycium lafaldense
Gymnocalycium – Synonym: syn. Gymnocalycium horridispinum
Gymnocalycium – Synonym: syn. Gymnocalycium multiflorum
Gymnocalycium – Synonym: syn. Gymnocalycium mihanovichii var. friedrichii
Gymnocarpium – Synonym: syn. Currania dryopteris
Gymnocarpium – Synonym: syn. Currania robertiana
Gymnocladus
Gymnosporia – Synonym: syn. Maytenus senegalensis
Gynandriris
Gynura – Synonym: syn. Gynura sarmentosa
Gynura
Gypsophila
Gypsophila – Synonym: syn. Ankyropetalum gypsophiloides
Gypsophila – Synonym: syn. Banffya petraea
Gypsophila – Synonym: syn. Vaccaria hispanica
Gypsophila – Synonym: syn. Vaccaria hispanica; syn. Saponaria vaccaria
Gyrophyllum – Synonym: syn. Coreopsis palmata
Haageocereus
Haberlea
Habranthus
Haemanthus
Haemanthus – Synonym: syn. Haemanthus incarnatus
Hakea
Hakea – Synonym: syn. Hakea suaveolens
Hakea – Synonym: syn. Hakea saligna
Hakea – Synonym: syn. Hakea acicularis
Hakonechloa
Halesia
Halesia – Synonym: syn. Halesia tetraptera; syn. Halesia monticola
Halgania
Halimiocistus
Halimium
Halimodendron
Halleria
Haloragis
Haloxylon
Hamamelis – Synonym: syn. Hamamelis × intermedia 'Copper Beauty', syn. Hamamelis × intermedia 'Orange Beauty'
Hamamelis – Synonym: syn. Hamamelis × intermedia 'Fire Charm', syn. Hamamelis × intermedia 'Feuerzauber'
Hamamelis
Hamamelis – Synonym: syn. Hamamelis japonica var. flavopurpurascens
Hamatocactus
Hamelia
Handroanthus – Synonym: syn. Tabebuia chrysantha
Handroanthus
Handroanthus – Synonym: syn. Tabebuia chrysotricha
Handroanthus – Synonym: syn. Tabebuia ipe
Handroanthus – Synonym: syn. Tabebuia impetiginosus
Haplopappus
Haplophyllum
Harbouria
Hardenbergia – Synonym: syn. Kennedia comptoniana
Hardenbergia – Synonym: syn. Hardenbergia monophylla, Kennedia monophylla, Glycine violacea
Hardenbergia
Hardenbergia – Synonym: syn. Kennedia ovata; syn. Hardenbergia monophylla; syn. Kennedia monophylla; syn. Glycine violacea
Harpephyllum
Harpullia
Harrisia – Synonym: syn. Eriocereus bonplandii
Harrisia – Synonym: syn. Eriocereus pomanensis
Harrisinopsis – Synonym: syn. Eriocereus jusbertii
Hatiora
Hatiora – Synonym: syn. Hatiora salicornioides; syn. Rhipsalis salicornioides
Haworthia
Haworthia – Synonym: syn. Haworthia graminifolia
Haworthia – Synonym: syn. Haworthia cuspidata
Haworthia – Synonym: syn. Haworthia translucens
Haworthia – Synonym: syn. Haworthia paradoxa
Haworthia – Synonym: syn. Haworthia maughanii
Haworthiopsis – Synonym: syn. Haworthia glabrata
Haworthiopsis – Synonym: syn. Haworthia radula
Haworthiopsis – Synonym: syn. Haworthia attenuata
Haworthiopsis – Synonym: syn. Haworthia chalwinii
Haworthiopsis – Synonym: syn. Haworthia coarctica
Haworthiopsis – Synonym: syn. Haworthia fasciata
Haworthiopsis – Synonym: syn. Haworthia glauca
Haworthiopsis – Synonym: syn. Haworthia koelmaniorum
Haworthiopsis – Synonym: syn. Haworthia limifolia
Haworthiopsis – Synonym: syn. Haworthia reinwardtii
Haworthiopsis – Synonym: syn. Haworthia × rigida
Haworthiopsis – Synonym: syn. Haworthia venosa subsp. tessellata
Haworthiopsis – Synonym: syn. Haworthia × tortuosa
Haworthiopsis – Synonym: syn. Haworthia viscosa
Hebe
Hebeclinium
Hechtia
Hechtia – Synonym: syn. Fascicularia pitcairniifolia
Hedera
Hedera – Synonym: syn. Hedera digitata
Hedlundia – Synonym: syn. Sorbus austriaca
Hedlundia
Hedlundia – Synonym: syn. Sorbus hybrida
Hedlundia – Synonym: syn. Sorbus thuringiaca
Hedychium
Hedychium – Synonym: syn. Hedychium rubrum
Hedychium – Synonym: syn. Brachychilum horsfieldii
Hedypnois – Synonym: syn. Hedypnois monspeliensis
Hedysarum
Hedyscepe
Heimia
Helenium
Heliamphora
Heliamphora – Synonym: syn. Heliamphora macdonaldae
Helianthemum – Synonym: syn. Helianthemum × 'Amabile Plenum'
Helianthemum – Synonym: syn. Helianthemum × 'The Bride'; syn. Helianthemum × 'Die Braut'
Helianthemum
Helianthemum – Synonym: syn. Cistus lusitanicus
Helianthus
Helianthus – Synonym: syn. Helianthus rigidus
Helianthus – Synonym: syn. Helianthus orgyalis
Heliaporus
Helichrysum
Helichrysum – Synonym: syn. Helichrysum calocephalum
Helichrysum – Synonym: syn. Helichrysum angustifolium
Helichrysum – Synonym: syn. Helichrysum marginatum hort.
Helichrysum – Synonym: syn. Helichrysum melitense
Helichrysum – Synonym: syn. Helichrysum rupestre
Helichrysum – Synonym: syn. Helichrysum argenteum
Helichrysum – Synonym: syn. Helichrysum repandum
Helichrysum – Synonym: syn. Helichrysum italicum subsp. picardii
Helichrysum – Synonym: syn. Helichrysum virgineum
Helichrysum – Synonym: syn. Helichrysum serotinum
Heliconia
Heliconia – Synonym: syn. Heliconia humilis
Helictotrichon
Heliocereus
Heliophila – Synonym: syn. Heliophila longifolia; syn. Heliophila sonchifolia
Heliophila – Synonym: syn. Brachycarpaea juncea
Heliopsis
Heliosperma
Heliotropium
Heliotropium – Synonym: syn. Heliotropium peruvianum
Heliotropium – Synonym: syn. Tournefortia argentea
Heliotropium – Synonym: syn. Ceballosia fruticosa
Helipterum
Helleborus
Helleborus – Synonym: syn. Helleborus corsicus; syn. Helleborus lividus
Helleborus – Synonym: syn. Helleborus istriacus
Hellenia – Synonym: syn. Costus speciosus
Hemerocallis
Hemerocallis – Synonym: syn. Hemerocallis altissima
Hemerocallis – Synonym: syn. Hemerocallis aurantiaca
Hemerocallis – Synonym: syn. Hemerocallis flava
Hemigraphis
Hemilophia
Hemimeris
Hemionitis – Synonym: syn. Doryopteris palmata
Hemionitis
Hemionitis – Synonym: syn. Pellaea atropurpurea
Hemionitis – Synonym: syn. Cheilanthes austrotenuifolia
Hemionitis – Synonym: syn. Doryopteris pedata
Hemionitis – Synonym: syn. Doryopteris ludens
Hemionitis – Synonym: syn. Pellaea mucronata
Hemionitis – Synonym: syn. Pellaea andromedifolia
Hemionitis – Synonym: syn. Pellaea ovata
Hemionitis – Synonym: syn. Pellaea rotundifolia
Hemionitis – Synonym: syn. Pellaea viridis
Henckelia – Synonym: syn. Chirita pumila
Hepatica
Hepatica – Synonym: syn. Hepatica × schlyteri 'Robin White'
Heptacodium
Heptapleurum – Synonym: syn. Schefflera actinophylla; syn. Brassaia actinophylla
Heptapleurum
Heptapleurum – Synonym: syn. Schefflera arboricola
Heptapleurum – Synonym: syn. Schefflera pueckleri; syn. Tupidanthus calyptratus
Heptapleurum – Synonym: syn. Schefflera venulosa
Heracleum
Heracleum – Synonym: syn. Heracleum stevenii
Heritiera
Hermannia
Hermannia – Synonym: syn. Hermannia vesicaria
Hermannia – Synonym: syn. Hermannia candicans
Hermodactylus
Herniaria
Hertia – Synonym: syn. Hertia crassifolia; syn. Othonna cheirifolia; syn. Othonnopsis cheirifolia
Hesperaloë
Hesperantha
Hesperantha – Synonym: syn. Schizostylis coccinea
Hesperis
Hesperocallis
Hesperocyparis
Hesperocyparis – Synonym: syn. Cupressus arizonica
Hesperocyparis – Synonym: syn. Cupressus forbesii
Hesperocyparis – Synonym: syn. Cupressus goveniana
Hesperocyparis – Synonym: syn. Cupressus lusitanica
Hesperocyparis – Synonym: syn. Cupressus macrocarpa
Hesperostipa – Synonym: syn. Stipa comata
Hesperotropsis
Hesperotropsis – Synonym: syn. × Cupressocyparis leylandii
Hesperotropsis – Synonym: syn. × Cupressocyparis notabilis
Hesperoyucca – Synonym: syn. Yucca whipplei
Hesperozygis
Heterocentron
Heterocentron – Synonym: syn. Heeria elegans; syn. Schizocentron elegans
Heterocentron – Synonym: syn. Heterocentron roseum; syn. Heterocentron macrostachyum
Heterolepis
Heteromeles
Heterotheca
Heterotheca – Synonym: syn. Chrysopsis speciosa 'Golden Sunshine'
Heterotis – Synonym: syn. Dissotis plumosa
Heterotrichum
Heuchera
Heucherella
Hevea
Hexaphylla – Synonym: syn. Asperula arcadiensis
Hexaphylla
Hibbertia
Hibbertia – Synonym: syn. Hibbertia tetrandra; syn. Candollea cuneiformis; syn. Stylidium cuneiformis; syn. Stylidium tetrandra
Hibbertia – Synonym: syn. Stylidium huegelii
Hibbertia – Synonym: syn. Hibbertia volubilis
Hibiscus – Synonym: syn. Hibiscus eetveldeanus
Hibiscus
Hibiscus – Synonym: syn. Hibiscus militaris
Hibiscus – Synonym: syn. Hibiscus palustris
Hibiscus – Synonym: syn. Hibiscus rosa-sinensis 'San Diego Red'
Hibiscus – Synonym: syn. Hibiscus rosa-sinensis 'Celia'
Hibiscus – Synonym: syn. Hibiscus syriacus 'Paeoniflora'
Hibiscus – Synonym: syn. Hibiscus chinensis
Hibiscus – Synonym: syn. Talipariti tiliaceum 'Tricolor'
Hibiscus – Synonym: syn. Talipariti tiliaceum
Hieracium
Hildewintera
Hilliardiella – Synonym: syn. Vernonia natalensis
Hilliardiella – Synonym: syn. Vernonia capensis; syn. Vernonia pinifolia
Hilliardiella – Synonym: syn. Vernonia hirsuta
Himalayacalamus – Synonym: syn. Drepanostachyum hookerianum
Himantoglossum
Himantoglossum – Synonym: syn. Comperia comperiana; syn. Orchis comperiana
Himantoglossum – Synonym: syn. Barlia robertiana
Hippeastrum
Hippobroma – Synonym: syn. Isotoma longiflora
Hippocrepis
Hippocrepis – Synonym: syn. Coronilla emerus
Hippophaë
Hippophaë – Synonym: syn. Elaeagnus rhamnoides
Hippuris
Hirtellina
Hoffmannia
Hoheria
Holarrhena – Synonym: syn. Holarrhena febrifuga
Holboellia
Holcoglossum – Synonym: syn. Vanda amesiana
Holcus
Holmskioldia
Holodiscus – Synonym: syn. Holodiscus dumosus
Holodiscus
Homalanthus
Homalocladium
Homalomena
Homalomena – Synonym: syn. Adelonema wallisii
Homalosorus – Synonym: syn. Diplazium pycnocarpon
Homeria
Hoodia
Hoodia – Synonym: syn. Trichocaulon pedicellatum
Hordeum
Horminum
Hornungia – Synonym: syn. Hutchinsia alpina ssp. auerswaldii
Hornungia – Synonym: syn. Hutchinsia alpina
Hosta
Hosta – Synonym: syn. Hosta nakaiana
Hosta – Synonym: syn. Hosta gracillima
Hosta – Synonym: syn. Hosta tardiflora
Hosta – Synonym: syn. Hosta plantaginea 'Japonica'
Hosta – Synonym: syn. Hosta fortunei; syn. Hosta fluctuans; syn. Hosta elata; syn. Hosta crispula; syn. Hosta montana
Hosta – Synonym: syn. Hosta decorata
Hosta – Synonym: syn. Hosta cathayana
Hottonia
Houstonia
Houttuynia – Synonym: syn. Houttuynia cordata 'Variegata'
Houttuynia
Hovea
Hovenia
Howea
Howea – Synonym: syn. Kentia forsteriana
Hoya
Hoya – Synonym: syn. Hoya lanceolata subsp. bella
Hoya – Synonym: syn. Hoya carnosa 'Crimson Princess'
Hoya – Synonym: syn. Hoya carnosa 'Argentea Picta'
Huernia
Huernia – Synonym: syn. Huernia brevirostris
Huernia – Synonym: syn. Huernia confusa
Huerniopsis
Humata
Humulus
Humulus – Synonym: syn. Humulus japonicus
Hunnemannia
Huntleya – Synonym: syn. Batemannia burtii
Huperzia – Synonym: syn. Lycopodium squarrosum
Hyacinthella
Hyacinthoides
Hyacinthoides – Synonym: syn. Endymion hispanicus; syn. Scilla campanulata; syn. Scilla hispanica
Hyacinthoides – Synonym: syn. Scilla italica
Hyacinthoides – Synonym: syn. Scilla lingulata
Hyacinthoides – Synonym: syn. Scilla non-scripta; syn. Endymion non-scriptus
Hyacinthus
Hydnophytum
Hydrangea
Hydrangea – Synonym: syn. Decumaria barbara
Hydrangea – Synonym: syn. Dichroa febrifuga
Hydrangea – Synonym: syn. Hydrangea macrophylla 'Variegata'
Hydrangea – Synonym: syn. Hydrangea anomala subsp. petiolaris
Hydrangea – Synonym: syn. Hydrangea aspera ssp. sargentiana
Hydrangea – Synonym: syn. Hydrangea aspera ssp. strigosa
Hydrangea – Synonym: syn. Pileostegia viburnoides
Hydrocharis
Hydrocotyle
Hylocereus
Hylomecon
Hylotelephium – Synonym: syn. Sedum anacampseros
Hylotelephium
Hylotelephium – Synonym: syn. Sedum cauticola
Hylotelephium – Synonym: syn. Sedum ewersii
Hylotelephium – Synonym: syn. Sedum populifolium
Hylotelephium – Synonym: syn. Sedum sieboldii
Hylotelephium – Synonym: syn. Sedum spectabile 'Autumn Joy'
Hylotelephium – Synonym: syn. Sedum spectabile
Hylotelephium – Synonym: syn. Sedum telephium 'Herbstfreude'
Hylotelephium – Synonym: syn. Sedum telephium
Hymenanthera
Hymenocallis
Hymenocallis – Synonym: syn. Hymenocallis undulata
Hymenolepis – Synonym: syn. Athanasia parviflora; syn. Phymaspermum acerosum
Hymenophyllum
Hymenosporum
Hymenostemma
Hymenoxys – Synonym: syn. Helenium hoopesii
Hyophorbe – Synonym: syn. Areca lutescens
Hyophorbe – Synonym: syn. Mascarena revaughanii; syn. Mascarena lagenicaulis; syn. Hyophorbe amaricaulis
Hyoscyamus
Hyoseris
Hyparrhenia
Hyperacanthus – Synonym: syn. Gardenia amoena; syn. Gardenia gerrardiana
Hypericum
Hypericum – Synonym: syn. Webbia canariensis
Hypericum – Synonym: syn. Hypericum acerosum
Hypericum – Synonym: syn. Hypericum leucoptychodes
Hyphaene
Hypocalyptus – Synonym: syn. Crotalaria purpurea
Hypocyrta
Hypoestes – Synonym: syn. Hypoestes antennifera
Hypoestes
Hypoestes – Synonym: syn. Hypoestes sanguinolenta
Hypolepis
Hyssopus
Hystrix
Iberis
Iberis – Synonym: syn. Iberis pruitii
Iberis – Synonym: syn. Iberis sempervirens 'Schneeflocke'
Iberis – Synonym: syn. Iberis umbellata 'Eisberg'
Iberodes
Idesia
Ilex
Illicium
Impatiens
Impatiens – Synonym: syn. Impatiens oliveri
Impatiens – Synonym: syn. Impatiens holstii; syn. Impatiens sultani
Imperata
Imperata – Synonym: syn. Imperata cylindrica 'Rubra'
Incarvillea
Incarvillea – Synonym: syn. Incarvillea mairei var. grandiflora
Indigofera
Indigofera – Synonym: syn. Indigofera dielsiana
Indigofera – Synonym: syn. Indigofera pseudotinctoria
Indigofera – Synonym: syn. Indigofera incarnata
Indigofera – Synonym: syn. Indigofera cylindrica
Indigofera – Synonym: syn. Indigofera gerardiana
Indigofera – Synonym: syn. Indigofera potaninii
Indocalamus
Indocalamus – Synonym: syn. Sasa tessallata
Inula
Inula – Synonym: syn. Inula royleana
Iochroma – Synonym: syn. Acnistus arborescens
Iochroma
Iochroma – Synonym: syn. Iochroma lanceolatum; syn. Iochroma purpureum; syn. Iochroma tubulosum
Iochroma – Synonym: syn. Iochroma coccineum; syn. Iochroma umbrosum
Ionopsidium
Ionopsis – Synonym: syn. Ionopsis paniculata
Ipheion
Ipheion – Synonym: syn. Milla uniflora; syn. Brodiaea uniflora; syn. Tristagma uniflorum; syn. Triteleia uniflora
Ipomoea
Ipomoea – Synonym: syn. Calonyction aculeatum
Ipomoea – Synonym: syn. Argyreia campanulata
Ipomoea – Synonym: syn. Quamoclit coccinea
Ipomoea – Synonym: syn. Pharbitis hederacea [(Jacq.) Choisy]
Ipomoea – Synonym: syn. Pharbitis acuminata
Ipomoea – Synonym: syn. Quamoclit lobata, Mina lobata
Ipomoea – Synonym: syn. Pharbitis nil
Ipomoea – Synonym: syn. Pharbitis nil [(L.) Choisy]
Ipomoea – Synonym: syn. Pharbitis purpurea
Ipomoea – Synonym: syn. Quamoclit vulgaris
Ipomopsis – Synonym: syn. Gilia aggregata
Ipomopsis – Synonym: syn. Gilia rubra
Iresine
Iresine – Synonym: syn. Iresine reticulata; syn. Iresine lindenii
Iris
Iris – Synonym: syn. Iris × regelio-cyclus
Iris – Synonym: syn. Iris pumila subsp. attica
Iris – Synonym: syn. Belamcanda chinensis
Iris – Synonym: syn. Iris kaempferi
Iris – Synonym: syn. Iris albicans; syn. Iris × germanica var. florentina
Iris – Synonym: syn. Iris × hollandica 'Tigereye'
Iris – Synonym: syn. Iris splendens
Iris – Synonym: syn. Iris latifolia
Iris – Synonym: syn. Iris purpureobractea
Iris – Synonym: syn. Iris chamaeiris
Iris – Synonym: syn. Iris ochroleuca; syn. Iris monnieri
Iris – Synonym: syn. Iris illyrica
Iris – Synonym: syn. Iris sicula; syn. Iris florentina var. pallida
Iris – Synonym: syn. Iris alata; syn. Iris scorpioides
Iris – Synonym: syn. Iris orientalis [Thunb.]
Iris – Synonym: syn. Iris mesopotamica
Iris – Synonym: syn. Iris carthaliniae
Iris – Synonym: syn. Hermodactylus tuberosus
Iris – Synonym: syn. Iris cretensis; syn. Iris cretica
Iris – Synonym: syn. Iris stylosa
Iris – Synonym: syn. Iris flavescens
Iris – Synonym: syn. Iris nana
Isabelia – Synonym: syn. Sophronitella violacea
Isatis
Ismelia – Synonym: syn. Chrysanthemum carinatum
Ismene – Synonym: syn. Hymenocallis amancaës
Ismene
Ismene – Synonym: syn. Hymenocallis × festalis
Ismene – Synonym: syn. Hymenocallis longipetala
Ismene – Synonym: syn. Hymenocallis narcissiflora
Isolepis – Synonym: syn. Scirpus cernuus
Isolepis – Synonym: syn. Scirpus prolifer
Isomeris
Isoplexis
Isopogon
Isopyrum
Isotoma
Isotoma – Synonym: syn. Laurentia fluviatilis
Itea
Ixia
Ixia – Synonym: syn. Ixia conferta; syn. Ixia lutea var. ovata
Ixia – Synonym: syn. Melasphaerula ramosa
Ixiolirion – Synonym: syn. Ixiolirion montanum; syn. Ixiolirion pallasii
Ixora
Jaborosa
Jacaranda
Jacaranda – Synonym: syn. Jacaranda ovalifolia
Jacksonia
Jacksonia – Synonym: syn. Jacksonia mollissima
Jacobaea
Jacobaea – Synonym: syn. Jacobaea maritima 'Silberdunst'
Jacobaea – Synonym: syn. Senecio bicolor
Jacobaea – Synonym: syn. Cineraria maritima
Jacobaea – Synonym: syn. Senecio paludosus
Jacobaea – Synonym: syn. Senecio jacobaea
Jacobinia
Jacquemontia
Jamesbrittenia – Synonym: syn. Sutera grandiflora
Jarava – Synonym: syn. Stipa ichu
Jasione
Jasminum
Jasminum – Synonym: syn. Jasminum rigidum
Jasminum – Synonym: syn. Jasminum nitidum; syn. Jasminum magnificum
Jasminum – Synonym: syn. Jasminum primulinum
Jasminum – Synonym: syn. Jasminum ligustrifolium
Jasminum – Synonym: syn. Jasminum gerrardii
Jatropha
Jatropha – Synonym: syn. Jatropha pandurifolia
Jeffersonia
Jonopsidium
Jordaaniella – Synonym: syn. Cephalophyllum cupreum
Jordaaniella – Synonym: syn. Cephalophyllum spongiosum
Jovellana
Jovibarba
Juanulloa – Synonym: syn. Juanulloa aurantiaca
Juanulloa
Jubaea – Synonym: syn. Jubaea spectabilis
Jubutia
Juglans
Juglans – Synonym: syn. Juglans cordiformis
Juglans – Synonym: syn. Juglans stenocarpa
Juglans – Synonym: syn. Juglans ailantifolia
Juncus
Juncus – Synonym: syn. Juncus mexicanus
Juncus – Synonym: syn. Juncus effusus f. spiralis
Juniperus
Juniperus – Synonym: syn. Juniperus chinensis 'Torulosa'
Juniperus – Synonym: syn. Juniperus saxatilis
Juniperus – Synonym: syn. Juniperus communis subsp. nana
Juniperus – Synonym: syn. Juniperus occidentalis var. australis
Juniperus – Synonym: syn. Juniperus horizontalis 'Hugues'
Juniperus – Synonym: syn. Juniperus oxycedrus subsp. macrocarpa
Juniperus – Synonym: syn. Juniperus × media
Juniperus – Synonym: syn. Juniperus conferta
Juniperus – Synonym: syn. Juniperus sabina 'Skandia'
Juniperus – Synonym: syn. Juniperus davurica
Juniperus – Synonym: syn. Juniperus macropoda
Juniperus – Synonym: syn. Juniperus phoenicea var. turbinata
Juniperus – Synonym: syn. Juniperus silicicola
Jurinea
Justicia
Justicia – Synonym: syn. Adhatoda vasica; syn. Ecbolium ligustrinum
Justicia – Synonym: syn. Duvernoia adhatodoides
Justicia – Synonym: syn. Beloperone guttata
Justicia – Synonym: syn. Beloperone californica
Justicia – Synonym: syn. Jacobinia carnea; syn. Justicia magnifica
Justicia – Synonym: syn. Jacobinia floribunda; syn. Justicia pauciflora; syn. Justicia rizzinii; syn. Rizzina pauciflora; syn. Libonia floribunda
Justicia – Synonym: syn. Jacobinia ghiesbreghtiana
Kadsura
Kaempferia
Kalanchoë
Kalanchoë – Synonym: syn. Kalanchoë tubiflora
Kalanchoë – Synonym: syn. Kalanchoë flammea
Kalanchoë – Synonym: syn. Kalanchoë somaliensis
Kalmia
Kalmia – Synonym: syn. Leiophyllum buxifolium
Kalmia – Synonym: syn. Loiseleuria procumbens
Kalmiopsis
Kalopanax
Karomia – Synonym: syn. Holmskioldia speciosa
Karomia – Synonym: syn. Holmskioldia tettensis
Keckiella – Synonym: syn. Penstemon cordifolius
Kefersteinia – Synonym: syn. Zygopetalum graminea
Kennedia
Kerria – Synonym: syn. Kerria japonica 'Variegata'
Kerria – Synonym: syn. Kerria japonica 'Plena'
Kerria
Khaya
Kickxia – Synonym: syn. Antirrhinum elatine
Kigelia – Synonym: syn. Kigelia pinnata
Kiggelaria
Kingia
Kirengeshoma
Kirkia
Kitaibelia
Kleinia – Synonym: syn. Senecio amaniensis
Kleinia – Synonym: syn. Senecio anteuphorbium
Kleinia
Kleinia – Synonym: syn. Senecio galpinii
Kleinia – Synonym: syn. Senecio longiflorus
Kleinia – Synonym: syn. Senecio kleinia
Kleinia – Synonym: syn. Senecio jacobsenii
Kleinia – Synonym: syn. Senecio sempervivus
Kleinia – Synonym: syn. Senecio stapeliiformis
Kleinia – Synonym: syn. Senecio vitalis
Knautia
Knautia – Synonym: syn. Knautia purpurea
Kniphofia – Synonym: syn. Kniphofia × 'Pfitzeri'
Kniphofia
Kniphofia – Synonym: syn. Kniphofia longiflora
Kniphofia – Synonym: syn. Kniphofia alooides; syn. Tritonia uvaria
Knowltonia – Synonym: syn. Anemone capensis
Kochia
Koeleria
Koeleria – Synonym: syn. Koeleria albescens
Koellikeria
Koelreuteria – Synonym: syn. Koelreuteria integrifolia
Koelreuteria – Synonym: syn. Koelreuteria formosana; syn. Koelreuteria henryi
Koelreuteria
Koenigia
Koenigia – Synonym: syn. Polygonum campanulatum
Koenigia – Synonym: syn. Aconogonon × fennicum
Koenigia – Synonym: syn. Polygonum weyrichii
Kohleria
Kolkwitzia
Kopsia
Krascheninnikovia – Synonym: syn. Ceratoides lanata
Kroenleinia – Synonym: syn. Echinocactus grusonii
Kumara – Synonym: syn. Aloë plicatilis; syn. Kumara disticha
Kunzea
Labisia – Synonym: syn. Ardisia malouiana
Lablab
Lablab – Synonym: syn. Dolichos lablab
Laburnocytisus
Laburnum
Lachenalia
Lachenalia – Synonym: syn. Lachenalia tricolor
Lachenalia – Synonym: syn. Lachenalia pendula
Lachenalia – Synonym: syn. Lachenalia ovatifolia
Lachenalia – Synonym: syn. Lachenalia aloides var. aurea
Lachenalia – Synonym: syn. Lachenalia glaucina var. pallida
Lachenalia – Synonym: syn. Lachenalia rubida
Lachenalia – Synonym: syn. Lachenalia aloides var. quadricolor
Lachnaea
Lachnaea – Synonym: syn. Lachnaea buxifolia
Lachnostachys
Lactuca
Laelia
Laelia – Synonym: syn. Schomburgkia superbiens
Laeliocattleya
Lagenandra
Lagenaria – Synonym: syn. Lagenaria vulgaris
Lagerstroemia
Lagerstroemia – Synonym: syn. Lagerstroemia indica 'Shell Pink'
Lagerstroemia – Synonym: syn. Lagerstroemia flos-reginae
Lagerstroemia – Synonym: syn. Lagerstroemia fauriei
Lagotis
Lagunaria
Lagurus
Lamarckia
Lamium
Lamium – Synonym: syn. Lamiastrum galeobdolon
Lamium – Synonym: syn. Lamium garganicum subsp. pictum
Lampranthus
Lampranthus – Synonym: syn. Lampranthus littlewoodii
Lampranthus – Synonym: syn. Lampranthus aurantiacus
Lampranthus – Synonym: syn. Lampranthus eximius
Lampranthus – Synonym: syn. Lampranthus blandus; syn. Lampranthus roseus
Lampranthus – Synonym: syn. Lampranthus formosus
Lampranthus – Synonym: syn. Lampranthus amoenus
Lampranthus – Synonym: syn. Lampranthus magnificus
Lampranthus – Synonym: syn. Lampranthus saturatus
Lamprocapnos
Lamprocapnos – Synonym: syn. Dicentra spectabilis
Lanaria – Synonym: syn. Lanaria plumosa
Lannea
Lantana
Lantana – Synonym: syn. Lantana camara 'Schneewittchen'
Lantana – Synonym: syn. Lantana delicatissima; syn. Lantana sellowiana
Lantana – Synonym: syn. Lantana × hybrida
Lapageria
Lapeirousia
Lapeirousia – Synonym: syn. Lapeirousia speciosa
Lapidaria
Lapiedra
Lappula
Larix
Larrea
Lasia
Lasiandra
Lasimorpha – Synonym: syn. Cyrtosperma senegalense
Lasiopetalum
Lasiurus
Lasthenia
Latania
Lathyrus
Lathyrus – Synonym: syn. Lathyrus latifolius 'White Pearl'
Lathyrus – Synonym: syn. Pisum sativum
Launaea
Laurentia
Laurus
Lavandula – Synonym: syn. Lavandula angustifolia 'Compacta Nana'
Lavandula
Lavandula – Synonym: syn. Lavandula officinalis
Lavandula – Synonym: syn. Lavandula spica
Lavandula – Synonym: syn. Lavandula × allardii; syn. Lavandula hybrida
Lavandula – Synonym: syn. Lavandula × aurigerana
Lavandula – Synonym: syn. Lavandula lusitanica
Lavandula – Synonym: syn. Lavandula stoechas 'Pedunculata'
Lavatera
Lawsonia
Layia – Synonym: syn. Layia elegans
Lebeckia
Lebeckia – Synonym: syn. Lebeckia simsiana
Lecanopteris
Lecanopteris – Synonym: syn. Polypodium scandens
Ledebouria – Synonym: syn. Scilla violacea
Leea
Leea – Synonym: syn. Leea sambucina
Leersia
Legousia
Legousia – Synonym: syn. Specularia speculum-veneris
Leiotulus – Synonym: syn. Malabaila aurea
Leipoldtia – Synonym: syn. Cephalophyllum frutescens
Lemaireocereus
Lemna
Leonotis – Synonym: syn. Leonotis oxymifolia
Leonotis – Synonym: syn. Leonotis leonitis
Leonotis
Leontice
Leontopodium – Synonym: syn. Leontopodium alpinum
Leontopodium
Leonurus
Leopoldia
Lepechinia
Lepidium
Lepidospartum – Synonym: syn. Senecio palmeri
Lepidozamia
Lepismium – Synonym: syn. Rhipsalis cruciforme
Lepismium – Synonym: syn. Rhipsalis houlletiana
Lepismium
Lepisorus – Synonym: syn. Drymoglossum carnosum
Lepisorus – Synonym: syn. Polypodium longifolium
Leptadenia
Leptinella
Leptinella – Synonym: syn. Cotula dioica
Leptinella – Synonym: syn. Cotula potentillina
Leptinella – Synonym: syn. Cotula squalida
Leptopus – Synonym: syn. Andrachne colchica
Leptosema – Synonym: syn. Brachysema aphyllum
Leptospermum
Leptospermum – Synonym: syn. Leptospermum rodwayanum
Leptospermum – Synonym: syn. Leptospermum citratum
Leptospermum – Synonym: syn. Leptospermum flavescens
Leptospermum – Synonym: syn. Leptospermum scoparium var. rotundifolium
Leptotes
Leschenaultia
Lespedeza
Lespedeza – Synonym: syn. Desmodium penduliflorum
Lessertia – Synonym: syn. Sutherlandia frutescens
Lessertia – Synonym: syn. Sutherlandia montana
Leucadendron
Leucadendron – Synonym: syn. Leucadendron aurantiacum
Leucadendron – Synonym: syn. Leucadendron decurrens
Leucadendron – Synonym: syn. Leucadendron aemulum
Leucadendron – Synonym: syn. Leucadendron sabulosum
Leucadendron – Synonym: syn. Leucadendron venosum
Leucadendron – Synonym: syn. Leucadendron guthricae
Leucadendron – Synonym: syn. Leucadendron decorum
Leucadendron – Synonym: syn. Leucadendron tortum
Leucadendron – Synonym: syn. Leucadendron stokoei
Leucadendron – Synonym: syn. Leucadendron sericocephalum
Leucadendron – Synonym: syn. Leucadendron plumosum
Leucadendron – Synonym: syn. Leucadendron strictum
Leucadendron – Synonym: syn. Leucadendron adscendens
Leucadendron – Synonym: syn. Leucadendron glabrum
Leucadendron – Synonym: syn. Leucadendron humifusum
Leucadendron – Synonym: syn. Leucadendron salignum
Leucaena
Leucanthemella
Leucanthemopsis
Leucanthemum – Synonym: syn. Chrysanthemum maximum
Leucanthemum
Leucanthemum – Synonym: syn. Leucanthemum × superbum 'Silver Princess'
Leucanthemum – Synonym: syn. Leucanthemum × superbum 'Little Princess'; syn. Leucanthemum × superbum 'Little Miss Muffet'
Leuchtenbergia
Leucocasia – Synonym: syn. Colocasia gigantea
Leucocoryne
Leucojum
Leucophyllum
Leucophyta – Synonym: syn. Calocephalus brownii
Leucopogon
Leucospermum – Synonym: syn. Leucospermum album
Leucospermum – Synonym: syn. Leucospermum puberum
Leucospermum
Leucospermum – Synonym: syn. Leucospermum conocarpum
Leucospermum – Synonym: syn. Leucospermum nutans; syn. Leucadendron cordifolium
Leucospermum – Synonym: syn. Leucospermum attenuatum
Leucospermum – Synonym: syn. Leucospermum crinitum
Leucospermum – Synonym: syn. Leucospermum candicans
Leucospermum – Synonym: syn. Leucospermum buxifolium
Leucospermum – Synonym: syn. Leucospermum incisum
Leucostele – Synonym: syn. Trichocereus pasacana
Leucostele – Synonym: syn. Trichocereus chiloensis
Leucostele – Synonym: syn. Trichocereus terscheckii
Leucothoë
Leucothrinax – Synonym: syn. Thrinax morrisii
Leuenbergeria – Synonym: syn. Pereskia bleo; syn. Pereskia corrugata; syn. Rhodocactus bleo
Levisticum
Lewisia
Lewisia – Synonym: syn. Lewisia heckneri
Lewisia – Synonym: syn. Lewisia tweedyi 'White Form'
Leycesteria
Leymus
Leymus – Synonym: syn. Elymus condensatus
Leymus – Synonym: syn. Elymus mollis
Leymus – Synonym: syn. Elymus arenarius
Leymus – Synonym: syn. Elymus triticoides
Liatris
Liatris – Synonym: syn. Liatris graminifolia
Liatris – Synonym: syn. Liatris callilepis
Libertia – Synonym: syn. Libertia formosa
Libertia
Libidibia – Synonym: syn. Caesalpinia ferrea
Libonia
Licuala
Liebigia – Synonym: syn. Chirita horsfieldii
Ligularia
Ligusticum
Ligustrum
Ligustrum – Synonym: syn. Ligustrum ionandrum
Ligustrum – Synonym: syn. Ligustrum involutum
Ligustrum – Synonym: syn. Ligustrum japonicum 'Coriaceum'
Ligustrum – Synonym: syn. Ligustrum amurense; syn. Ligustrum obtusifolium var. regelianum
Ligustrum – Synonym: syn. Parasyringa sempervirens
Ligustrum – Synonym: syn. Ligustrum sinense var. stauntonii
Ligustrum – Synonym: syn. Ligustrum vulgare 'Nanum'
Lilium
Lilium – Synonym: syn. Lilium tigrinum
Limbarda – Synonym: syn. Inula crithmoides
Limnanthes
Limnophila – Synonym: syn. Ambulia heterophylla
Limnophila – Synonym: syn. Ambulia indica
Limnophila – Synonym: syn. Ambulia sessiliflora
Limodorum
Limoniastrum
Limoniastrum – Synonym: syn. Limonium monopetalum
Limonium
Limonium – Synonym: syn. Limonium roseum; syn. Statice rosea
Limonium – Synonym: syn. Limonium latifolium
Limonium – Synonym: syn. Limonium psilocladum
Linanthus – Synonym: syn. Leptodactylon californicum
Linaria
Linaria – Synonym: syn. Antirrhinum glutinosum
Lindelofia
Lindenbergia
Lindera
Linnaea
Linum
Liparia – Synonym: syn. Priestleya villosa
Liparia – Synonym: syn. Priestleya hirsuta
Liparia – Synonym: syn. Liparia sphaerica
Liparia
Lippia
Lippia – Synonym: syn. Lippia cordata
Lippia – Synonym: syn. Lippia graveolens
Liquidambar
Liriodendron
Liriodendron – Synonym: syn. Liriodendron tulipifera 'Aureomarginatum'
Liriope
Liriope – Synonym: syn. Liriope gigantea
Lisianthius
Litchi
Lithocarpus
Lithodora
Lithops – Synonym: syn. Lithops turbiniformis
Lithops
Lithospermum
Lithotoma – Synonym: syn. Isotoma axillaris
Lithraea
Litsea
Livistona
Livistona – Synonym: syn. Corypha australis
Livistona – Synonym: syn. Latania borbonica
Llavea
Lobelia – Synonym: syn. Lobelia alata
Lobelia – Synonym: syn. Pratia angulata
Lobelia
Lobelia – Synonym: syn. Lobelia splendens; syn. Lobelia fulgens
Lobelia – Synonym: syn. Lobelia paxtoniana
Lobelia – Synonym: syn. Pratia nummularia
Lobelia – Synonym: syn. Hypsela reniformis; syn. Pratia repens
Lobelia – Synonym: syn. Pratia pedunculata
Lobelia – Synonym: syn. Lobelia × gerardii
Lobivia – Synonym: syn. Echinopsis ancistrophora
Lobivia – Synonym: syn. Echinopsis arachnacantha
Lobivia – Synonym: syn. Lobivia winteriana
Lobivia – Synonym: syn. Lobivia wrightiana
Lobivia
Lobivia – Synonym: syn. Lobivia binghamiana
Lobivia – Synonym: syn. Echinopsis mamillosa
Lobivia – Synonym: syn. Lobivia pentlandii var. maximiliana
Lobivia – Synonym: syn. Echinopsis obrepanda
Lobivia – Synonym: syn. Echinopsis pentlandii; syn. Lobivia boliviensis; syn. Lobivia higginsiana; syn. Lobivia rhaphidacactha
Lobivopsis
Lobostemon
Lobularia – Synonym: syn. Lobularia maritima 'Oriental Night'
Lobularia
Lolium
Lolium – Synonym: syn. Festuca elatior
Lolium – Synonym: syn. Festuca gigantea
Lolium – Synonym: syn. Festuca mairei
Lolium – Synonym: syn. Lolium perenne var. multiflorum
Lomandra
Lomatia
Lomatium
Lomelosia
Lomelosia – Synonym: syn. Scabiosa caucasica
Lomelosia – Synonym: syn. Scabiosa cretica
Lomelosia – Synonym: syn. Scabiosa graminifolia
Lomelosia – Synonym: syn. Scabiosa hymettia
Lomelosia – Synonym: syn. Scabiosa minoana
Lomelosia – Synonym: syn. Scabiosa stellata
Lonas – Synonym: syn. Lonas inodora
Lonicera – Synonym: syn. Lonicera giraldii; syn. Lonicera henryi
Lonicera
Lonicera – Synonym: syn. Lonicera myrtillus
Lonicera – Synonym: syn. Lonicera ledebourii
Lonicera – Synonym: syn. Lonicera pileata
Lonicera – Synonym: syn. Lonicera nitida
Lonicera – Synonym: syn. Lonicera thibetica
Lonicera – Synonym: syn. Lonicera syringantha
Lopezia – Synonym: syn. Lopezia coronata; syn. Lopezia lineata
Lophiolepis
Lophocereus – Synonym: syn. Cereus marginatus; syn. Stenocereus marginatus
Lophocereus
Lophomyrtus – Synonym: syn. Myrtus bullata
Lophomyrtus – Synonym: syn. Myrtus obcordata
Lophomyrtus
Lophophora
Lophospermum
Lophostemon
Lophostemon – Synonym: syn. Tristania conferta
Loropetalum
Lotus
Lotus – Synonym: syn. Lotus peliorhynchus
Lotus – Synonym: syn. Dorycnium broussonetii
Lotus – Synonym: syn. Dorycnium pentaphyllum
Lotus – Synonym: syn. Dorycnium fulgurans
Lotus – Synonym: syn. Dorycnium pentaphyllum subsp. herbaceum
Lotus – Synonym: syn. Dorycnium hirsutum
Lotus – Synonym: syn. Lotus uliginosus
Lotus – Synonym: syn. Dorycnium spectabile
Lotus – Synonym: syn. Tetragonolobus purpureus
Loxostylis
Luculia – Synonym: syn. Luculia tsetensis
Luculia
Ludisia – Synonym: syn. Haemaria discolor
Ludovia – Synonym: syn. Ludovia crenifolia
Ludwigia
Luehea
Luetkea
Luffa
Luma
Luma – Synonym: syn. Amomyrtus luma; syn. Myrtus luma
Luma – Synonym: syn. Myrtus chequen
Lunaria – Synonym: syn. Lunaria biennis
Lunaria
Lupinus
Lupinus – Synonym: syn. Lupinus micranthus
Lupinus – Synonym: syn. Lupinus hirsutus
Luronium
Lutheria
Lutheria – Synonym: syn. Vriesea splendens
Lutzia – Synonym: syn. Alyssoides cretica
Luzula – Synonym: syn. Luzula purpurea
Luzula
Lycaste
Lycaste – Synonym: syn. Lycaste skinneri
Lychnis
Lycianthes – Synonym: syn. Solanum dombeyi
Lycianthes
Lycianthes – Synonym: syn. Solanum rantonnetii
Lycium
Lycopersicon
Lycopodium
Lycopus
Lycoris – Synonym: syn. Lycoris africana
Lycoris
Lycoris – Synonym: syn. Amaryllis hallii
Lygeum
Lygodium
Lyonia
Lyonothamnus
Lysichiton
Lysiloma – Synonym: syn. Lysiloma microphyllum
Lysiloma
Lysimachia – Synonym: syn. Anagallis arvensis [L.]
Lysimachia
Lysimachia – Synonym: syn. Anagallis foemina [Mill.]
Lysimachia – Synonym: syn. Anagallis monelli [L.]
Lythrum
Maackia
Maackia – Synonym: syn. Maackia chinensis
Macadamia
Macfadyena
Machaeranthera – Synonym: syn. Aster tanacetifolius
Machaerocereus
Machilus – Synonym: syn. Persea thunbergii
Mackaya – Synonym: syn. Asystasia bella
Macleaya
Macledium – Synonym: syn. Dicoma zeyheri
Maclura
Maclura – Synonym: syn. Cudrania tricuspidata
Macodes
Macrochloa – Synonym: syn. Stipa tenacissima
Macrolearia – Synonym: syn. Olearia semidentata
Macromeles – Synonym: syn. Malus tschonoskii
Macrozamia
Madia
Maerua
Magnolia
Magnolia – Synonym: syn. Magnolia cordata
Magnolia – Synonym: syn. Michelia champaca
Magnolia – Synonym: syn. Magnolia conspicua
Magnolia – Synonym: syn. Michelia doltsopa
Magnolia – Synonym: syn. Michelia figo
Magnolia – Synonym: syn. Magnolia auriculata
Magnolia – Synonym: syn. Magnolia grandiflora 'Gallisoniensis'
Magnolia – Synonym: syn. Magnolia × loebneri 'Dr. Merrill'
Magnolia – Synonym: syn. Magnolia hypoleuca
Magnolia – Synonym: syn. Magnolia sinensis
Magnolia – Synonym: syn. Magnolia glauca
Magnolia – Synonym: syn. Magnolia watsonii
Mahoberberis
Mahonia
Maianthemum
Maianthemum – Synonym: syn. Maianthemum bifolium var. dilatatum
Maianthemum – Synonym: syn. Smilacina racemosum
Maihueniopsis – Synonym: syn. Opuntia clavarioides
Malacothamnus
Malcolmia
Malcolmia – Synonym: syn. Cheiranthus maritima
Malephora – Synonym: syn. Hymenocyclus croceus
Malephora
Mallotus
Malope
Malosma – Synonym: syn. Rhus laurina
Malpighia
Malpighia – Synonym: syn. Malpighia punicifolia
Malus
Malus – Synonym: syn. Malus lancifolia
Malus – Synonym: syn. Malus domestica 'Parker's Pepping'
Malus – Synonym: syn. Malus pumila
Malus – Synonym: syn. Eriolobus florentinus
Malva – Synonym: syn. Lavatera acerifolia
Malva
Malva – Synonym: syn. Lavatera arborea
Malva – Synonym: syn. Lavatera assurgentiflora
Malva – Synonym: syn. Lavatera × clementii
Malva – Synonym: syn. Lavatera cretica [(L.) Pau]
Malva – Synonym: syn. Lavatera oblongifolia
Malva – Synonym: syn. Lavatera occidentalis
Malva – Synonym: syn. Lavatera olbia
Malva – Synonym: syn. Lavatera phoenicea
Malva – Synonym: syn. Lavatera maritima
Malva – Synonym: syn. Lavatera trimestris; syn. Lavatera rosea
Malva – Synonym: syn. Lavatera bryoniifolia
Malvaviscus – Synonym: syn. Malvaviscus arboreus var. mexicanus
Malvaviscus
Mammea
Mammillaria – Synonym: syn. Dolichothele baumii
Mammillaria
Mammillaria – Synonym: syn. Mammillaria wildii
Mammillaria – Synonym: syn. Mammillaria camptotricha
Mammillaria – Synonym: syn. Mammillaria celsiana
Mammillaria – Synonym: syn. Mammillaria elegans
Mammillaria – Synonym: syn. Mammillaria woodsii
Mammillaria – Synonym: syn. Krainzia longiflora
Mammillaria – Synonym: syn. Dolichothele longimamma
Mammillaria – Synonym: syn. Mammillaria centricirrha
Mammillaria – Synonym: syn. Solisia pectinata
Mammillaria – Synonym: syn. Mammillaria prolifera var. haitiensis
Mammillaria – Synonym: syn. Mammillaria prolifera var. texana; syn. Mammillaria prolifera var. multiceps
Mammillaria – Synonym: syn. Mamillopsis senilis
Mammillaria – Synonym: syn. Dolichothele surculosa
Mammillaria – Synonym: syn. Mammillaria gracilis
Mandevilla
Mandevilla – Synonym: syn. Dipladenia × amabilis
Mandevilla – Synonym: syn. Dipladenia boliviensis
Mandevilla – Synonym: syn. Dipladenia eximia
Mandevilla – Synonym: syn. Mandevilla suaveolens; syn. Dipladenia laxa
Mandevilla – Synonym: syn. Mandevilla sanderi 'Profusa'
Mandevilla – Synonym: syn. Dipladenia sanderi
Mandevilla – Synonym: syn. Dipladenia splendens
Mandragora
Manettia
Manettia – Synonym: syn. Manettia bicolor
Manettia – Synonym: syn. Manettia inflata
Manfreda
Mangave
Mangifera
Manihot
Manilkara
Mansoa – Synonym: syn. Pseucocalymma alliacea
Mansoa
Mantisalca
Maranta
Marcetella – Synonym: syn. Bencomia moquiniana
Mariosousa – Synonym: syn. Acacia heterophylla
Markhamia
Markhamia – Synonym: syn. Markhamia acuminata
Marrubium
Marrubium – Synonym: syn. Marrubium sericeum
Marsilea – Synonym: syn. Zaluzianskya capensis
Marsilea
Mascagnia
Mascarena
Masdevallia
Masdevallia – Synonym: syn. Masdevallia harryana; syn. Masdevallia militaris
Massonia
Matourea – Synonym: syn. Otacanthus caeruleus
Matricaria
Matricaria – Synonym: syn. Chamomilla recutita; syn. Matricaria recutita
Matteuccia
Matthiola
Matthiola – Synonym: syn. Matthiola bicornis
Matthiola – Synonym: syn. Matthiola longipetala subsp. pumilio
Matthiola – Synonym: syn. Matthiola littorea
Mattiastrum – Synonym: syn. Paracaryum aucheri
Matucana – Synonym: syn. Submatucana aurantiaca
Matucana
Matucana – Synonym: syn. Submatucana madisoniorum
Maurandella
Maurandella – Synonym: syn. Asarina antirrhiniflora
Maurandya – Synonym: syn. Asarina barclayana
Maurandya – Synonym: syn. Asarina scandens
Mauranthemum – Synonym: syn. Hymenostemma paludosum
Mauranthemum – Synonym: syn. Chrysanthemum paludosum
Maxillaria
Maytenus
Mazus – Synonym: syn. Mazus reptans
Mcneillia – Synonym: syn. Minuartia graminifolia
Meconopsis
Medicago
Medicago – Synonym: syn. Trigonella monspeliaca
Medinilla – Synonym: syn. Medinilla javanensis
Medinilla
Medinilla – Synonym: syn. Medinilla myriantha
Medinilla – Synonym: syn. Medinilla farinosa
Megacarpaea
Megaskepasma
Melaleuca
Melaleuca – Synonym: syn. Eremaea beaufortioides
Melaleuca – Synonym: syn. Callistemon brachyandrus
Melaleuca – Synonym: syn. Calothamnus chrysanthereus
Melaleuca – Synonym: syn. Callistemon citrinus
Melaleuca – Synonym: syn. Melaleuca genistifolia
Melaleuca – Synonym: syn. Regelia megacephala
Melaleuca – Synonym: syn. Melaleuca fimbricata
Melaleuca – Synonym: syn. Callistemon speciosus
Melaleuca – Synonym: syn. Calothamnus villosus
Melaleuca – Synonym: syn. Eremaea violacea
Melaleuca – Synonym: syn. Melaleuca quinquenervia
Melaleuca – Synonym: syn. Callistemon pinifolius
Melaleuca – Synonym: syn. Callistemon rigidus
Melaleuca – Synonym: syn. Callistemon linearis
Melaleuca – Synonym: syn. Callistemon salignus
Melaleuca – Synonym: syn. Callistemon montanus
Melaleuca – Synonym: syn. Callistemon pachiphyllus
Melaleuca – Synonym: syn. Callistemon pallidus
Melaleuca – Synonym: syn. Callistemon sieberii
Melaleuca – Synonym: syn. Callistemon phoeniceus
Melaleuca – Synonym: syn. Callistemon polandii
Melaleuca – Synonym: syn. Calothamnus quadrifidus
Melaleuca – Synonym: syn. Callistemon rugulosus 'Violaceus'
Melaleuca – Synonym: syn. Callistemon coccineus; syn. Callistemon macropunctatus
Melaleuca – Synonym: syn. Calothamnus rupestris
Melaleuca – Synonym: syn. Beaufortia sparsa
Melaleuca – Synonym: syn. Callistemon subulatus
Melaleuca – Synonym: syn. Eremaea rosea
Melaleuca – Synonym: syn. Calothamnus validus
Melaleuca – Synonym: syn. Melaleuca viminalis 'Dwarf'
Melaleuca – Synonym: syn. Callistemon viminalis
Melampodium – Synonym: syn. Melampodium paludosum
Melampodium
Melia
Melianthus
Melianthus – Synonym: syn. Melianthus minor [L.]
Melica
Melicoccus
Melicope – Synonym: syn. Euodia elleryana; syn. Evodiella muelleri
Melicytus – Synonym: syn. Hymenanthera angustifolia
Melicytus – Synonym: syn. Hymenanthera crassifolia
Melicytus
Melilotus
Melilotus – Synonym: syn. Medicago officinalis
Melinis – Synonym: syn. Rhynchelytrum repens
Melinis
Melinis – Synonym: syn. Rhynchelythrum nerviglume
Melissa
Melittis
Melocactus
Melocactus – Synonym: syn. Melocactus communis
Melothria
Mengzia – Synonym: syn. Bletilla foliosa
Menispermum
Mentha – Synonym: syn. Mentha × piperita subsp. citrata
Mentha – Synonym: syn. Mentha gentilis
Mentha
Mentha – Synonym: syn. Mentha microphylla
Mentha – Synonym: syn. Mentha viridis
Mentha – Synonym: syn. Mentha rotundifolia
Mentzelia
Mentzelia – Synonym: syn. Bartonia aurea
Menyanthes
Mercurialis
Merremia
Mertensia
Merwilla – Synonym: syn. Scilla natalensis
Meryta – Synonym: syn. Aralia reticulata, syn. Oreopanax reticulatus
Meryta
Mesembryanthemum
Mesembryanthemum – Synonym: syn. Aptenia cordifolia
Mesembryanthemum – Synonym: syn. Sceletium anatomicum
Mesembryanthemum – Synonym: syn. Aptenia lancifolia
Mespilus
Metalasia
Metasequoia
Metrosideros
Metrosideros – Synonym: syn. Metrosideros tomentosa
Metrosideros – Synonym: syn. Metrosideros scandens
Metrosideros – Synonym: syn. Metrosideros villosa
Metroxylon
Meum
Michelia
Miconia – Synonym: syn. Tococa neocinnamomea
Miconia – Synonym: syn. Miconia magnifica
Miconia – Synonym: syn. Heterotrichum macrodon
Microbiota
Microchirita – Synonym: syn. Chirita barbata
Microchirita – Synonym: syn. Chirita hamosa
Microchirita – Synonym: syn. Chirita lavandulacea
Microchirita – Synonym: syn. Chirita micromusa
Microcoelum
Microglossa
Microgramma – Synonym: syn. Solanopteris bifrons
Microgramma – Synonym: syn. Polypodium lycopodioides
Microgramma – Synonym: syn. Polypodium vacciniifolium
Microlepia
Microloma
Micromeria
Micromeria – Synonym: syn. Satureja douglasii
Microsorum
Microsorum – Synonym: syn. Polypodium pteropus
Microtis
Mikania – Synonym: syn. Mikania apiifolia
Mila
Milium
Milla
Millettia – Synonym: syn. Millettia caffra
Millettia
Millingtonia
Miltonia
Miltonia – Synonym: syn. Miltonia spectabilis var. moreliana
Miltonidium
Miltonioda
Miltonioides
Miltoniopsis – Synonym: syn. Miltonia roezlii
Miltoniopsis – Synonym: syn. Odontoglossum vexillarium; syn. Miltonia vexillaria
Mimetes
Mimetes – Synonym: syn. Mimetes lyriger
Mimosa
Mimosa – Synonym: syn. Mimosa spegazzinii
Mimulus
Mimulus – Synonym: syn. Mimulus glutinosus
Mimusops
Mirabilis
Miscanthus – Synonym: syn. Miscanthus japonicus
Miscanthus – Synonym: syn. Miscanthus × giganteus
Miscanthus
Miscanthus – Synonym: syn. Miscanthus sinensis 'Gracillimus Variegatus'
Miscanthus – Synonym: syn. Miscanthus transmorrisonensis
Mitraria
Mitrophyllum
Modiolastrum – Synonym: syn. Malvastrum lateritium
Moehringia
Molinia
Moltkia
Moluccella
Momordica
Monanthes
Monarda – Synonym: syn. Monarda didyma 'Schneewittchen'
Monarda
Monardella
Monochaetum
Monochaetum – Synonym: syn. Monochaetum hirtum
Monodora
Monolena
Monoon – Synonym: syn. Polyalthia longifolia
Monopsis – Synonym: syn. Lobelia decipiens
Monopsis – Synonym: syn. Parastranthus luteus
Monsonia
Monstera
Monstera – Synonym: syn. Monstera friedrichsthalii
Monstera – Synonym: syn. Philodendron pertusum
Montanoa
Montanoa – Synonym: syn. Uhdea bipinnatifida
Montanoa – Synonym: syn. Montanoa arborescens
Montia
Montiopsis – Synonym: syn. Calandrinia umbellata
Monvillea
Moraea
Moraea – Synonym: syn. Homeria spiralis
Moraea – Synonym: syn. Moraea polyanthos
Moraea – Synonym: syn. Homeria breyniana; syn. Homeria collina
Moraea – Synonym: syn. Homeria comptonii
Moraea – Synonym: syn. Homeria elegans
Moraea – Synonym: syn. Homeria flaccida
Moraea – Synonym: syn. Moraea edulis
Moraea – Synonym: syn. Ixia longifolia
Moraea – Synonym: syn. Homeria miniata
Moraea – Synonym: syn. Homeria ochroleuca
Moraea – Synonym: syn. Moraea ramosa
Moraea – Synonym: syn. Gynandriris sisyrinchium; syn. Iris sisyrhinchium
Moraea – Synonym: syn. Moraea neopavonia
Moraea – Synonym: syn. Homeria vallisbelli
Moraea – Synonym: syn. Dietes vegeta; syn. Moraea juncea; syn. Moraea tristis
Moricandia
Morina
Morinda
Moringa
Morisia
Mormodes – Synonym: syn. Mormodes flavida
Mormodes – Synonym: syn. Mormodes wendlandii
Morus
Morus – Synonym: syn. Morus alba 'Maple Leaf'
Morus – Synonym: syn. Morus multicaulis
Morus – Synonym: syn. Morus kagayamae; syn. Morus japonica
Mucuna
Muehlenbeckia
Muehlenbeckia – Synonym: syn. Homalocladium platycladum
Muellerolaria – Synonym: syn. Olearia rudis
Muhlenbergia – Synonym: syn. Muhlenbergia capillaris 'Lenca'
Muhlenbergia
Muhlenbergia – Synonym: syn. Muhlenbergia filipes
Mukdenia – Synonym: syn. Aceriphyllum rossii
Mundulea
Muntingia
Muraltia – Synonym: syn. Mundia spinosa
Murraya
Murraya – Synonym: syn. Murraya exotica
Musa
Musa – Synonym: syn. Musa zebrina
Musa – Synonym: syn. Musa sumatrana
Musa – Synonym: syn. Musa cavendishii; syn. Musa zebrina
Musa – Synonym: syn. Musa x sapientium
Musa – Synonym: syn. Musa × paradisiaca subsp. seminifera
Musa – Synonym: syn. Musa fehi
Muscari
Muscari – Synonym: syn. Muscari tubergenianum
Muscari – Synonym: syn. Muscari comosum 'Monstrosum'
Muscari – Synonym: syn. Leopoldia comosa
Muscari – Synonym: syn. Pseudomuscari chalusicum
Muscarimia – Synonym: syn. Muscari macrocarpum
Muscarimia – Synonym: syn. Muscari racemosum
Mussaenda
Musschia
Mutarda
Mutisia
Myoporum
Myoporum – Synonym: syn. Myoporum serratum var. obovatum
Myoporum – Synonym: syn. Myoporum serratum
Myosotidium
Myosotis
Myosotis – Synonym: syn. Myosotis palustris
Myrcianthes – Synonym: syn. Eugenia simpsonii
Myrciaria
Myrica
Myrica – Synonym: syn. Myrica caroliniensis
Myricaria – Synonym: syn. Tamarix germanica
Myriolimon – Synonym: syn. Limonium ferulaceum
Myriophyllum
Myrmecodia
Myrmecodia – Synonym: syn. Myrmecodia echinata
Myrmecophila – Synonym: syn. Schomburgkia tibicinis
Myrrhis
Myrsine
Myrsine – Synonym: syn. Rapanea melanophloeos
Myrtillocactus
Myrtus
Nageia – Synonym: syn. Podocarpus nagi
Nananthus
Nandina – Synonym: syn. Nandina domestica var. leucocarpa 'Makino', syn. Nandina domestica 'Aurea'
Nandina – Synonym: syn. Nandina domestica 'Pygmaea', syn. Nandina domestica 'Nana Compacta'
Nandina – Synonym: syn. Nandina domestica f. heterophylla hort.
Nandina
Nannorrhops
Nanodes
Narcissus
Narcissus – Synonym: syn. Narcissus requienii
Narcissus – Synonym: syn. Narcissus aureus
Narcissus – Synonym: syn. Narcissus bulbocodium var. conspicuus
Narcissus – Synonym: syn. Narcissus asturiensis; syn. Narcissus 'Minimus'
Narcissus – Synonym: syn. Narcissus tazetta ‘Double Roman’; syn. Narcissus tazetta 'Constantinopolitanus'
Narcissus – Synonym: syn. Narcissus lobularis; syn. Narcissus obvallaris
Narcissus – Synonym: syn. Narcissus juncifolius
Narcissus – Synonym: syn. Narcissus elegans
Narcissus – Synonym: syn. Narcissus poeticus var. recurvus
Narcissus – Synonym: syn. Narcissus canariensis
Narcissus – Synonym: syn. Narcissus italicus; syn. Narcissus ochroleucus; syn. Narcissus byzantinus
Narcissus – Synonym: syn. Narcissus orientalis
Narcissus – Synonym: syn. Narcissus rupicola subsp. watieri
Nassella – Synonym: syn. Stipa cernua
Nassella – Synonym: syn. Stipa lepida
Nassella – Synonym: syn. Stipa pulchra
Nassella – Synonym: syn. Stipa tenuissima
Nasturtium
Naufraga
Nauplius
Nautilocalyx
Nectaroscordum
Neillia
Neillia – Synonym: syn. Stephanandra incisa
Neltuma – Synonym: syn. Prosopis alba
Neltuma – Synonym: syn. Prosopis chilensis [(Molina) Stuntz]
Neltuma – Synonym: syn. Prosopis glandulosa
Neltuma – Synonym: syn. Prosopis juliflora [(Sw.) DC.]
Neltuma – Synonym: syn. Prosopis velutina; Prosopis juliflora var. velutina
Nelumbo
Nematanthus – Synonym: syn. Nematanthus longipes
Nematanthus
Nematanthus – Synonym: syn. Nematanthus perianthomegus
Nematanthus – Synonym: syn. Hypocyrta glabra
Nemesia
Nemesia – Synonym: syn. Nemesia capensis
Nemophila
Nemophila – Synonym: syn. Nemophila insignis
Neoalsomitra – Synonym: syn. Alsomitra sarcophylla
Neobesseya
Neodypsis
Neohenricia
Neolitsea – Synonym: syn. Litsea glauca
Neolloydia
Neomarica
Neomirandea
Neomirandea – Synonym: syn. Eupatorium fistulosum
Neomoorea
Neopanax – Synonym: syn. Pseudopanax laetus
Neoporteria
Neoregelia
Neoregelia – Synonym: syn. Billbergia chlorosticta
Neotinea
Neottia
Neowerdermannia
Nepenthes
Nepenthes – Synonym: syn. Nepenthes × coccinea
Nepeta
Nepeta – Synonym: syn. Nepeta mussinii
Nephelium
Nephrolepis
Nephrolepis – Synonym: syn. Nephrolepis acuta
Nephrolepis – Synonym: syn. Polystichum auriculatum
Nephrolepis – Synonym: syn. Nephrolepis tuberosa
Neptunia
Nerine – Synonym: syn. Nerine angulata
Nerine
Nerine – Synonym: syn. Nerine alta
Nerium – Synonym: syn. Nerium oleander 'Sister Agnes'
Nerium – Synonym: syn. Nerium odorum 'Variegatum'
Nerium
Nerium – Synonym: syn. Nerium odorum; syn. Nerium indicum
Nertera – Synonym: syn. Nertera depressa
Neviusia
Nicandra
Nicodemia
Nicolaia
Nicotiana – Synonym: syn. Nicotiana alata 'Domino White Eye'
Nicotiana
Nidularium
Nierembergia
Nierembergia – Synonym: syn. Nierembergia frutescens
Nigella
Niphidium – Synonym: syn. Polypodium crassifolium
Nipponanthemum – Synonym: syn. Chrysanthemum nipponicum
Nitella
Noccaea
Noccaea – Synonym: syn. Aethionema oppositifolium
Nolana
Nolana – Synonym: syn. Nolana atriplicifolia; syn. Nolana grandiflora; syn. Nolana napiformis
Nolina
Nolina – Synonym: syn. Dasylirion longifolium
Nopalxochia
Normanbya
Noronhia
Nothofagus
Notholithocarpus – Synonym: syn. Lithocarpus densiflorus; syn. Quercus densiflorus
Notocactus
Nuphar
Nuxia – Synonym: syn. Lachnopylis floribunda
Nyctocereus
Nymania
Nymphaea – Synonym: syn. Nymphaea × ‘Blue Beauty’
Nymphaea
Nymphaea – Synonym: syn. Nymphaea × ‘Pinwaree'
Nymphaea – Synonym: syn. Nymphaea caerulea; syn. Nymphaea capensis
Nymphaea – Synonym: syn. Nymphaea tuberosa
Nymphaea – Synonym: syn. Nymphaea 'Pöstlingsberg'
Nymphaea – Synonym: syn. Nymphaea pygmaea
Nymphoides
Nymphoides – Synonym: syn. Limnanthemum thunbergianum
Nypa
Nyssa
Obregonia
Ochagavia
Ochna
Ochradenus
Ochrosia
Ocimum – Synonym: syn. Ocimum × citriodorum
Ocimum – Synonym: syn. Ocimum canum
Ocimum
Ocimum – Synonym: syn. Ocimum sanctum
Ocotea
Odontarrhena – Synonym: syn. Alyssum argenteum
Odontarrhena – Synonym: syn. Alyssum murale
Odontarrhena – Synonym: syn. Alyssum serpyllifolium
Odontioda
Odontocidium
Odontoglossum
Odontonema
Odontonema – Synonym: syn. Thyrsacanthus rutilans
Odontonema – Synonym: syn. Justicia coccinea; syn. Justicia tubaeformis; syn. Odontonema strictum
Odontonia
Odontophorus
Oedera – Synonym: syn. Eroeda imbricata
Oemleria
Oenanthe
Oenothera
Oenothera – Synonym: syn. Oenothera hookeri
Oenothera – Synonym: syn. Oenothera erythrosepala
Oenothera – Synonym: syn. Calylophus hartwegii; syn. Oenothera calylophus var. hartwegii
Oenothera – Synonym: syn. Oenothera missouriensis
Oenothera – Synonym: syn. Oenothera berlandieri
Oenothera – Synonym: syn. Oenothera fruticosa subsp. glauca
Oenothera – Synonym: syn. Calylophus hartweggii var. toumeyi
Oenothera – Synonym: syn. Calylophus tubicula
Oldenburgia – Synonym: syn. Oldenburgia arbuscula
Olea
Olea – Synonym: (oil); syn. Olea europaea 'Cipressino'; syn. Olea europaea 'Cypressino'
Olea – Synonym: syn. Olea africana
Olea – Synonym: syn. Olea europaea var. sylvestris
Oleandra
Olearia
Olearia – Synonym: syn. Olearia mollis
Olearia – Synonym: syn. Olearia virgata var. lineata
Olearia – Synonym: syn. Olearia forsteri
Olearia – Synonym: syn. Olearia gunniana
Olearia – Synonym: syn. Olearia traversii
Olinia
Olinia – Synonym: syn. Olinia cymosa
Olneya
Oloptum – Synonym: syn. Oryzopsis miliacea; syn. Piptatherum miliaceum
Omphalodes
Oncidium – Synonym: syn. Odontoglossum crispum
Oncidium
Oncidium – Synonym: syn. Odontoglossum cariniferum
Oncidium – Synonym: syn. Trichocentrum cavendishianum
Oncidium – Synonym: syn. Odontoglossum harryanum
Oncidium – Synonym: syn. Miltonioides laevis
Oncidium – Synonym: syn. Odontoglossum odoratum
Oncidium – Synonym: syn. Cochlioda rosea
Oncoba
Oncosiphon – Synonym: syn. Matricaria grandiflora; syn. Pentzia grandiflora
Oncosiphon – Synonym: syn. Pentzia suffruticosa
Onixotis
Onobrychis
Onoclea
Onoclea – Synonym: syn. Matteuccia pensylvanica
Onoclea – Synonym: syn. Matteuccia struthiopteris
Ononis – Synonym: syn. Ononis antiquorum
Ononis
Onopordum
Onoseris – Synonym: syn. Onoseris isotypus; syn. Isotypus onoseroides
Onosma
Onosma – Synonym: syn. Onosma taurica
Onychium
Oophytum
Ophioglossum
Ophiopogon
Ophiopogon – Synonym: syn. Ophiopogon convallaria
Ophrys
Ophrys – Synonym: syn. Ophrys icariensis
Ophrys – Synonym: syn. Ophrys fuciflora subsp. bornmuelleri
Ophrys – Synonym: syn. Ophrys iricolor
Ophrys – Synonym: syn. Ophrys fuciflora
Ophrys – Synonym: syn. Ophrys oxyrrhynchos subsp. celiensis
Ophrys – Synonym: syn. Ophrys helenae
Ophrys – Synonym: syn. Ophrys hebes
Ophrys – Synonym: syn. Ophrys mammosa
Ophrys – Synonym: syn. Ophrys attica; syn. Ophrys umbilicata subsp. beerii
Ophthalmophyllum
Oplismenus
Oplismenus – Synonym: syn. Panicum hirtellus; syn. Oplismenus imbecillis
Oplopanax
Opuntia
Opuntia – Synonym: syn. Opuntia phaeacantha var. camanchica
Opuntia – Synonym: syn. Opuntia bergeriana
Opuntia – Synonym: syn. Opuntia lindheimeri; syn. Opuntia aciculata
Opuntia – Synonym: syn. Opuntia compressa, syn. Opuntia vulgaris
Opuntia – Synonym: syn. Opuntia violacea var. santa-rita
Opuntia – Synonym: syn. Opuntia violacea var. macrocentra
Opuntia – Synonym: syn. Opuntia lanceolata
Opuntia – Synonym: syn. Opuntia rhodantha
Opuntia – Synonym: syn. Opuntia sphaerocarpa
Opuntia – Synonym: syn. Opuntia microdasys var. rufida
Opuntia – Synonym: syn. Opuntia dillenii [(Ker Gawl.) Haw.]
Orbea – Synonym: syn. Caralluma lugardii
Orbea – Synonym: syn. Caralluma lutea
Orbea – Synonym: syn. Caralluma nebrownii
Orbea – Synonym: syn. Stapelia semota
Orbea – Synonym: syn. Stapelia variegata
Orchidantha
Orchis
Orchis – Synonym: syn. Anacamptis quadripunctata
Oreocereus
Oreocereus – Synonym: syn. Cleistocactus tupizensis
Oreocereus – Synonym: syn. Oreocereus celsianus var. hendriksenianus
Oreocnide – Synonym: syn. Debregeasia edulis
Oreomecon – Synonym: syn. Papaver burseri
Oreomecon – Synonym: syn. Papaver nudicaule
Oreopanax – Synonym: syn. Oreopanax nymphaeifolius
Oreopanax
Oreostemma – Synonym: syn. Aster andersonii
Origanum
Origanum – Synonym: syn. Origanum tournefortii
Origanum – Synonym: syn. Origanum dubium
Origanum – Synonym: syn. Majorana syriaca
Orixa
Orlaya
Ornithogalum
Ornithogalum – Synonym: syn. Galtonia candicans
Ornithogalum – Synonym: syn. Ornithogalum lacteum
Ornithogalum – Synonym: syn. Ornithogalum flavissimum
Ornithogalum – Synonym: syn. Ornithogalum tenuifolium
Ornithogalum – Synonym: syn. Ornithogalum miniatum
Ornithogalum – Synonym: syn. Ornithogalum sibthorpii
Orobanche
Orobanche – Synonym: syn. Orobanche loricata
Orobanche – Synonym: syn. Orobanche orientalis
Orobanche – Synonym: syn. Orobanche racemosa
Orontium
Orostachys
Orostachys – Synonym: syn. Orostachys iwarenge
Oroya
Orphium
Orthosiphon
Oryza
Osbeckia
Oscularia – Synonym: syn. Lampranthus comptonii
Oscularia – Synonym: syn. Lampranthus deltoides
Oscularia
Osmanthus
Osmanthus – Synonym: syn. × Osmarea burkwoodii
Osmanthus – Synonym: syn. Phillyrea decora
Osmanthus – Synonym: syn. Osmanthus fragrans f. aurantiacus; syn. Olea fragrans
Osmanthus – Synonym: syn. Olea fragrans
Osmanthus – Synonym: syn. Pittosporum yunnanense
Osmoglossum
Osmunda
Osmundastrum – Synonym: syn. Osmunda cinnamomea
Osteomeles – Synonym: syn. Osteomeles subrotunda
Osteomeles – Synonym: syn. Osteomeles anthyllidifolia
Osteomeles
Osteospermum
Osteospermum – Synonym: syn. Tripteris hyoseroides
Osteospermum – Synonym: syn. Chrysanthemoides incana
Osteospermum – Synonym: syn. Chrysanthemoides monilifera
Osteospermum – Synonym: syn. Dimorphotheca repens
Ostrowskia
Ostrya
Osyris
Otacanthus
Otanthus
Otatea
Otholobium – Synonym: syn. Psoralea glandulosa
Othonna
Ouret
Ouret – Synonym: syn. Aerva scandens
Oxalis
Oxalis – Synonym: syn. Oxalis crassipes
Oxalis – Synonym: syn. Oxalis purpurea; syn. Oxalis variabilis
Oxalis – Synonym: syn. Oxalis rusciformis
Oxalis – Synonym: syn. Oxalis carnosa
Oxalis – Synonym: syn. Oxalis succulenta
Oxalis – Synonym: syn. Oxalis cernua
Oxalis – Synonym: syn. Oxalis deppei
Oxera
Oxydendrum
Oxypetalum
Oziroe – Synonym: syn. Scilla biflora
Ozothamnus – Synonym: syn. Helichrysum coralloides
Ozothamnus
Ozothamnus – Synonym: syn. Helichrysum ledifolium
Ozothamnus – Synonym: syn. Cassinia fulvida
Ozothamnus – Synonym: syn. Helichrysum thyrsoideum
Pabstia – Synonym: syn. Maxillaria jugosa; syn.Colax jugosa; syn. Zygopetalum jugosa
Pachira
Pachycaulos – Synonym: syn. Alloplectus nummularia
Pachycereus
Pachygone – Synonym: syn. Cocculus laurifolius
Pachyphytum
Pachyphytum – Synonym: syn. Pachyphytum uniflorum
Pachypodium
Pachyrhizus
Pachysandra
Pachystachys
Pachystegia
Pachystegia – Synonym: syn. Olearia insignis
Paederia – Synonym: syn. Paederia scandens
Paeonia
Paeonia – Synonym: syn. Paeonia rhodia
Paeonia – Synonym: syn. Paeonia wittmanniana
Paeonia – Synonym: syn. Paeonia mascula subsp. triternata
Paeonia – Synonym: syn. Paeonia lutea
Paeonia – Synonym: syn. Paeonia mollis
Paeonia – Synonym: syn. Paeonia rockii 'Joseph Rock'
Paeonia – Synonym: syn. Paeonia anomala subsp. veitchii; syn. Paeonia woodwardii
Palaeocyanus
Palisota
Palisota – Synonym: syn. Palisota elisabethae
Paliurus
Pallenis – Synonym: syn. Asteriscus pygmaeus
Pallenis – Synonym: syn. Asteriscus maritimus 'Gold Coin'
Pallenis – Synonym: syn. Asteriscus maritimus
Pallenis
Panax
Pancratium
Pandanus
Pandanus – Synonym: syn. Pandanus fascicularis
Pandanus – Synonym: syn. Pandanus sanderi
Pandorea
Pandorea – Synonym: syn. Bignonia semperflorens
Pandorea – Synonym: syn. Tecoma australis
Pandorea – Synonym: syn. Tecoma latrobei
Panicum
Panicum – Synonym: syn. Panicum virgatum 'Rotstrahlbusch'
Panicum – Synonym: syn. Oplismenus virgatus
Papaver
Papaver – Synonym: syn. Meconopsis cambrica
Papaver – Synonym: syn. Papaver setigerum
Paphiopedilum
Paphiopedilum – Synonym: syn. Paphiopedilum victoriae-reginae subsp. glaucophyllum
Paphiopedilum – Synonym: syn. Paphiopedilum chamberlainianum
Paradisea
Parahebe
Parajubaea
Paranomus
Parapolystichum – Synonym: syn. Ctenitis pentangulara
Paraserianthes – Synonym: syn. Albizia distachya; syn. Albizia lophantha
Parasyringa
Parietaria
Parietaria – Synonym: syn. Parietaria diffusa
Parinari
Paris
Parkia
Parkinsonia
Parkinsonia – Synonym: syn. Cercidium floridum
Parkinsonia – Synonym: syn. Cercidium microphyllum
Parkinsonia – Synonym: syn. Cercidium praecox
Parnassia
Parodia
Parodia – Synonym: syn. Notocactus apricus; syn. Notocactus concinnus
Parodia – Synonym: syn. Notocactus uebelmannianus
Parodia – Synonym: syn. Notocactus tephracanthus
Parodia – Synonym: syn. Notocactus haselbergii; syn. Notocactus graessneri
Parodia – Synonym: syn. Notocactus lenninghausii
Parodia – Synonym: syn. Notocactus magnificus
Parodia – Synonym: syn. Notocactus mammulosus; syn. Notocactus floricomus; syn. Notocactus submammulosus
Parodia – Synonym: syn. Parodia aureispina
Parodia – Synonym: syn. Notocactus rutilans
Parodia – Synonym: syn. Notocactus ottonis; syn. Notocactus arechavaletae
Parodia – Synonym: syn. Notocactus schumannianus
Parodia – Synonym: syn. Notocactus scopa
Parodia – Synonym: syn. Parodia culpinensis
Parolinia
Paronychia
Parrotia
Parrotiopsis
Parthenocissus
Parthenocissus – Synonym: syn. Parthenocissus inserta
Parthenocissus – Synonym: syn. Parthenocissus himalayana
Paspalum
Passerina – Synonym: syn. Passerina vulgaris
Passerina
Passiflora
Passiflora – Synonym: syn. Passiflora belottii
Passiflora – Synonym: syn. Passiflora pfordtii
Passiflora – Synonym: syn. Passiflora banksii; syn. Passiflora mixta
Passiflora – Synonym: syn. Passiflora raddiana
Passiflora – Synonym: syn. Passiflora × atropurpurea
Passiflora – Synonym: syn. Passiflora pilosa
Passiflora – Synonym: syn. Passiflora maculifolia; syn. Passiflora organensis
Passiflora – Synonym: syn. Tacsonia pinnatistipula
Passiflora – Synonym: syn. Passiflora organensis
Passiflora – Synonym: syn. Passiflora racemosa
Passiflora – Synonym: syn. Passiflora incana
Passiflora – Synonym: syn. Passiflora alba
Passiflora – Synonym: syn. Passiflora mollissima
Passiflora – Synonym: syn. Passiflora bomareifolia
Passiflora – Synonym: syn. Passiflora × caeruleo-racemosa
Pastinaca
Patersonia
Patrinia
Paullinia – Synonym: syn. Paullinia thalictrifolia
Paullinia
Paulownia
Paulownia – Synonym: syn. Paulownia lilacina
Paulownia – Synonym: syn. Paulownia imperialis
Pauridia – Synonym: syn. Spiloxene alba
Pauridia – Synonym: syn. Hypoxis stellata; syn. Spiloxene capensis
Pauridia – Synonym: syn. Spiloxene minuta
Pavetta
Pavetta – Synonym: syn. Pavetta obovata
Pavonia – Synonym: syn. Goethea cauliflora
Pavonia
Pavonia – Synonym: syn. Pavonia rosea
Pavonia – Synonym: syn. Triplochlamys multiflora
Pavonia – Synonym: syn. Pavonia racemosa
Pavonia – Synonym: syn. Goethea strictiflora
Paxistima
Pecluma – Synonym: syn. Polypodium glycirrhiza
Pectinaria
Pedilanthus
Pedilonum
Pediocactus
Pelargonium
Pelargonium – Synonym: syn. Pelargonium ferulaceum
Pelargonium – Synonym: syn. Pelargonium cordatum
Pelargonium – Synonym: syn. Pelargonium angulosum; syn. Pelargonium citrosum
Pelargonium – Synonym: syn. Pelargonium × grandiflorum
Pelargonium – Synonym: syn. Pelargonium × hortorum
Pelargonium – Synonym: syn. Pelargonium radula
Pelargonium – Synonym: syn. Pelargonium violareum
Pelecyphora
Pelecyphora – Synonym: syn. Escobaria bella
Pelecyphora – Synonym: syn. Coryphantha macromeris var. runyonii
Pelecyphora – Synonym: syn. Coryphantha macromeris
Pelecyphora – Synonym: syn. Coryphantha minima
Pelecyphora – Synonym: syn. Neobesseya missouriensis
Pelecyphora – Synonym: syn. Escobaria tuberculosa
Pelecyphora – Synonym: syn. Escobaria vivipara; syn. Coryphantha arizonica
Pellaea
Pellionia
Peltophorum
Peniocereus – Synonym: syn. Wilcoxia viperina
Pennisetum
Penstemon
Penstemon – Synonym: syn. Penstemon grandiflorus
Penstemon – Synonym: syn. Penstemon digitalis ‘Red Husker’
Penstemon – Synonym: syn. Penstemon scouleri
Penstemon – Synonym: syn. Penstemon × Gloxinioides 'Huntington Pink'
Penstemon – Synonym: syn. Penstemon gentianoides
Pentalinon
Pentanema
Pentanema – Synonym: syn. Inula ensifolia
Pentanema – Synonym: syn. Inula hirta
Pentanema – Synonym: syn. Inula montana
Pentanema – Synonym: syn. Inula orientalis
Pentanema – Synonym: syn. Inula rhizocephala
Pentanema – Synonym: syn. Inula verbascifolia; syn. Inula heterolepis
Pentas
Pentas – Synonym: syn. Pentas carnea
Pentzia
Peperomia
Peperomia – Synonym: syn. Peperomia sandersii
Peperomia – Synonym: syn. Peperomia campylotropa
Peperomia – Synonym: syn. Peperomia clusiifolia 'Tricolor'
Peperomia – Synonym: syn. Peperomia obtusifolia
Peperomia – Synonym: syn. Peperomia resediflora
Peperomia – Synonym: syn. Peperomia hederifolia, syn. Peperomia pulchella
Peperomia – Synonym: syn. Peperomia sarcophylla
Peperomia – Synonym: syn. Peperomia pericatii
Peperomia – Synonym: syn. Peperomia angulata
Peperomia – Synonym: syn. Peperomia nummularifolia, Peperomia prostrata
Peperomia – Synonym: syn. Peperomia scandens
Peperomia – Synonym: syn. Peperomia puteolata
Peperomia – Synonym: syn. Peperomia rubella
Pereskia – Synonym: syn. Pereskia aculeata
Pereskia
Pereskiopsis – Synonym: syn. Pereskiopsis velutina
Pereskiopsis – Synonym: syn. Opuntia rotundifolia
Pereskiopsis
Pericallis
Pericallis – Synonym: syn. Senecio hybridus; syn. Cineraria × Cruentus; syn. Senecio × Cruentus
Pericallis – Synonym: syn. Senecio heritieri
Perilepta
Perilla
Perilla – Synonym: syn. Perilla frutescens var. purpurascens
Periploca – Synonym: syn. Periploca laevigata subsp. angustifolia
Periploca – Synonym: syn. Cyprinia gracilis
Periploca
Peristeria
Peristrophe
Pernettya
Perovskia
Persea
Persea – Synonym: syn. Persea gratissima
Persea – Synonym: syn. Apollonias barbujana
Persicaria – Synonym: syn. Polygonum amphibium
Persicaria
Persicaria – Synonym: syn. Polygonum capitatum
Persicaria – Synonym: syn. Polygonum orientale
Pescatoria – Synonym: syn. Huntleya cerina
Petasites
Petasites – Synonym: syn. Petasites officinalis
Petasites – Synonym: syn. Petasites fragrans
Petrea
Petrea – Synonym: syn. Petrea arborea
Petromarula
Petrorhagia – Synonym: syn. Kohlrauschia velutina
Petrorhagia
Petrorhagia – Synonym: syn. Tunica saxifraga
Petrosedum – Synonym: syn. Sedum forsterianum
Petrosedum
Petrosedum – Synonym: syn. Sedum reflexum
Petrosedum – Synonym: syn. Sedum sediforme
Petroselinum
Petroselinum – Synonym: syn. Petroselinum crispum var. neapolitanum
Petteria
Petunia
Peucedanum
Peumus
Pfeiffera – Synonym: syn. Lepismium ianthothele
Pfeiffera – Synonym: syn. Acanthorhipsalis monacantha
Phacelia
Phacelia – Synonym: syn. Phacelia tanacetifolia
Phaedranthus
Phaenosperma
Phagnalon
Phaius
Phaius – Synonym: syn. Phaius grandifolius, syn. Phaius wallichii
Phaenocoma
Phalaenopsis
Phalaenopsis – Synonym: syn. Phalaenopsis lueddemanniana var. hieroglyphica
Phalaenopsis – Synonym: syn. Doritis pulcherrima
Phalaris
Phalocallis – Synonym: syn. Cypella plumbea
Phanera – Synonym: syn. Bauhinia kockiana
Phanera – Synonym: syn. Bauhinia yunnanensis
Pharbitis
Phaseolus
Phaseolus – Synonym: syn. Phaseolus coccineus 'Bicolor'
Phedimus
Phedimus – Synonym: syn. Sedum hybridum
Phedimus – Synonym: syn. Sedum kamtschaticum
Phegopteris – Synonym: syn. Thelypteris phegopteris
Phegopteris – Synonym: syn. Thelypteris decursivepinnata
Phegopteris – Synonym: syn. Thelypteris hexagonoptera
Phellodendron – Synonym: syn. Phellodendron japonicum
Phelypaea
Phenakospermum – Synonym: syn. Ravenala guyannensis
Philadelphus
Philadelphus – Synonym: syn. Philadelphus gordonianus
Philenoptera – Synonym: syn. Millettia sutherlandii
Philesia
Phillyrea
Phillyrea – Synonym: syn. Phillyrea media
Philodendron – Synonym: syn. Philodendron × 'Burgundy'; syn. Philodendron selloum
Philodendron
Philodendron – Synonym: syn. Philodendron elegans
Philodendron – Synonym: syn. Philodendron panduriforme
Philodendron – Synonym: syn. Philodendron frits-wentii
Philodendron – Synonym: syn. Philodendron hastatum
Philodendron – Synonym: syn. Philodendron poeppigii
Philodendron – Synonym: syn. Philodendron pittieri; syn. Philodendron scandens; syn. Philodendron scandens ssp. oxycardium
Philodendron – Synonym: syn. Philodendron oxycardium
Philodendron – Synonym: syn. Philodendron sellowianum
Philodendron – Synonym: syn. Philodendron nobile
Philodendron – Synonym: syn. Philodendron cannifolium
Philodendron – Synonym: syn. Philodendron andreanum
Philodendron – Synonym: syn. Philodendron laciniatum
Philodendron – Synonym: syn. Philodendron pseudoradiatum
Philodendron – Synonym: syn. Philodendron ilsemanii; syn. Philodendron tuxtlanum
Philodendron – Synonym: syn. Philodendron laucheanum
Philodendron – Synonym: syn. Philodendron karstenianum
Philodendron – Synonym: syn. P. 'Santa Leopoldina'
Philotheca – Synonym: syn. Eriostemon buxifolius
Philotheca
Philotheca – Synonym: syn. Eriostemon gardneri
Philotheca – Synonym: syn. Eriostemon myoporoides
Philotheca – Synonym: syn. Eriostemon nodiflorus
Philotheca – Synonym: syn. Eriostemon spicatus
Philotheca – Synonym: syn. Eriostemon verrucosus
Phlebodium
Phlebodium – Synonym: syn. Polypodium aureum
Phlomis
Phlomis – Synonym: syn. Phlomis purpurea subsp. almeriensis; syn. Phlomis caballeroi
Phlomis – Synonym: syn. Phlomis viscosa (hort. non Poir.)
Phlomis – Synonym: syn. Phlomis virens
Phlomoides – Synonym: syn. Eremostachys laciniata
Phlomoides
Phlox
Phlox – Synonym: syn. Phlox borealis
Phoenix
Phoenix – Synonym: syn. Phoenix zeylanica
Phoenix – Synonym: syn. Phoenix humilis; syn. Phoenix loureirii
Phormium
Photinia
Photinia – Synonym: syn. Heteromeles arbutifolia
Photinia – Synonym: syn. Stranvaesia davidiana
Photinia – Synonym: syn. Photinia glabra 'Nova', syn. Photinia glabra 'Nova Lineata'
Photinia – Synonym: syn. Photinia serrulata
Photinia – Synonym: syn. Stranvaesia undulata
Phragmipedium
Phragmites
Phragmites – Synonym: syn. Phragmitis australis subsp. pseudodonax
Phragmites – Synonym: syn. Phragmites communis
Phuopsis
Phygelius
Phyla – Synonym: syn. Phyla nodiflora var. canescens; syn. Lippia canescens
Phyla
Phyla – Synonym: syn. Lippia nodiflora
Phylica
Phylica – Synonym: syn. Phylica pubescens
Phyllanthus
Phyllanthus – Synonym: syn. Phyllanthus speciosus
Phyllitis
Phyllocactus
Phyllodoce
Phyllodoce – Synonym: syn. Phyllodoce tsugifolia
Phyllolepidum – Synonym: syn. Aurinia cyclocarpa; syn. Ptilotrichum cyclocarpum
Phyllosasa
Phyllosasa – Synonym: syn. Hibanobambusa tranquillans
Phyllostachys
Phyllostachys – Synonym: syn. Phyllostachys nigra 'Henon'
Phyllostachys – Synonym: syn. Phyllostachys bambusoides
Phyllostachys – Synonym: syn. Phyllostachys viridis
Phyllostachys – Synonym: syn. Phyllostachys praecox
Phyllotaenium – Synonym: syn. Xanthosoma lindenii; syn. Caladium lindenii (André) Madison; syn. Xanthosoma lindenii
Phymaspermum – Synonym: syn. Athanasia acerosa
Phymosia
Physalis
Physalis – Synonym: syn. Physalis alkekengi var. franchetii 'Pygmy'
Physocarpus
Physostegia
Phyteuma
Phytolacca
Piaranthus – Synonym: syn. Huerniopsis atrosanguinea
Piaranthus
Piaranthus – Synonym: syn. Huerniopsis decipiens
Piaranthus – Synonym: syn. Piaranthus pillansii; syn. Piaranthus foetidus
Piaranthus – Synonym: syn. Piaranthus framesii
Picea
Picea – Synonym: syn. Picea excelsa
Picea – Synonym: syn. Picea laxa 'Albertiana Conica'
Picea – Synonym: syn. Picea bicolor var. acicularis; syn. Picea shirasawae
Picea – Synonym: syn. Picea bicolor
Picea – Synonym: syn. Picea glauca
Picea – Synonym: syn. Picea abies subsp. obovata
Pickeringia
Pieris
Pieris – Synonym: syn. Pieris forrestii
Pieris – Synonym: syn. Pieris japonica 'Mouwsvila'
Pieris – Synonym: syn. Pieris taiwanensis
Pilea
Pilea – Synonym: syn. Pilea mollis 'Moon Valley'
Pilea – Synonym: syn. Pilea grandis
Pilea – Synonym: syn. Pilea involucrata 'Angelwings'
Pilea – Synonym: syn. Pilea pubescens
Pilea – Synonym: syn. Pilea muscosa; syn. Pilea callitrichoides
Pilea – Synonym: syn. Pilea globosa
Pileanthus
Pileostegia
Pilgerodendron
Pilosella – Synonym: syn. Hieracium aurantiacum
Pilosella
Pilosella – Synonym: syn. Hieracium pilosella
Pilosella – Synonym: syn. Hieracium peleterianum
Pilosella – Synonym: syn. Hieracium × rubrum
Pilosocereus – Synonym: syn. Cereus nobilis
Pimelea
Pimelea – Synonym: syn. Pimelea decussata
Pimelea – Synonym: syn. Pimelea hypericina
Pimelea – Synonym: syn. Pimelea coarctata
Pimenta
Pimenta – Synonym: syn. Pimenta acris
Pimpinella
Pinellia
Pinguicula
Pinguicula – Synonym: syn. Pinguicula caudata; syn. Pinguicula bakeriana
Pinus
Pinus – Synonym: syn. Pinus eldarica
Pinus – Synonym: syn. Pinus leucodermis
Pinus – Synonym: syn. Pinus nigra var. austriaca
Pinus – Synonym: syn. Pinus austriaca
Pinus – Synonym: syn. Pinus australis
Pinus – Synonym: syn. Pinus maritima
Pinus – Synonym: syn. Pinus insignis
Pinus – Synonym: syn. Pinus griffithii
Piper
Piper – Synonym: syn. Piper bicolor
Piptanthus
Piptatherum
Pisonia
Pistacia – Synonym: syn. Pistacia mutica
Pistacia
Pistacia – Synonym: syn. Pistacia palaestina
Pistia
Pisum
Pitcairnia
Pithecellobium
Pittosporum
Pittosporum – Synonym: syn. Pittosporum adaphniphylloides
Pityrogramma
Pityrogramma – Synonym: syn. Pityrogramma tartarea
Plagiorhegma
Plantago – Synonym: syn. Plantago cynops
Plantago
Platanthera
Platanus
Platanus – Synonym: syn. Platanus × acerifolia
Platycapnos
Platycerium
Platycerium – Synonym: syn. Platycerium willinckii
Platycerium – Synonym: syn. Platycerium alcicorne
Platycerium – Synonym: syn. Platycerium angolense
Platycerium – Synonym: syn. Platycerium grande
Platycladus – Synonym: syn. Platycladus orientalis 'Aureus'; syn. Platycladus orientalis 'Berckmanii'; syn. Platycladus orientalis 'Berckman's Dwarf'
Platycladus – Synonym: syn. Platycladus orientalis 'Bonita Upright'; syn. Platycladus orientalis 'Bonita Erecta'
Platycladus
Platycladus – Synonym: syn. Thuja orientalis
Platycodon
Plecostachys
Plectranthus
Plectranthus – Synonym: syn. Plectranthus behrii
Plectranthus – Synonym: syn. Plectranthus nummularius
Plectrocarpa – Synonym: syn. Bulnesia arborea
Plectrocarpa – Synonym: syn. Bulnesia sarmientoi
Pleioblastus
Pleioblastus – Synonym: syn. Pleioblastus chino f. vaginatus
Pleioblastus – Synonym: syn. Pleioblastus fortunei
Pleiogynium
Pleione
Pleione – Synonym: syn. Pleione pricei
Pleione – Synonym: syn. Pleione wallichiana
Pleiospilos
Pleiospilos – Synonym: syn. Pleiospilos willowmorensis
Pleiospilos – Synonym: syn. Pleiospilos longibracteatus
Pleomele
Plerandra
Plerandra – Synonym: syn. Dizygotheca elegantissima
Plerandra – Synonym: syn. Schefflera veitchii; syn. Dizygotheca veitchii
Pleroma – Synonym: syn. Tibouchina holosericea
Pleroma – Synonym: syn. Tibouchina granulosa
Pleroma – Synonym: syn. Tibouchina grandifolia
Pleroma – Synonym: syn. Tibouchina semidecandra
Pleroma – Synonym: syn. Tibouchina urvilleana
Pleurophyllum
Pleurothallis
Pleurothallis – Synonym: syn. Pleurothallis racemiflora; syn. Pleurothallis ghiesbreghtiana
Plocama – Synonym: syn. Putoria calabrica
Plumbago
Plumbago – Synonym: syn. Plumbago capensis
Plumbago – Synonym: syn. Plumbago coccinea; syn. Plumbago rosea
Plumeria
Plumeria – Synonym: syn. Plumeria acutifolia
Poa
Poa – Synonym: syn. Poa caesia
Podachaenium – Synonym: syn. Ferdinanda eminens
Podalyria
Podocarpus
Podocarpus – Synonym: syn. Podocarpus chinensis
Podophyllum – Synonym: syn. Diphylleia cymosa
Podophyllum
Podranea – Synonym: syn. Pandorea brycei
Podranea
Pogonatherum
Pogostemon – Synonym: syn. Pogostemon patchouli
Polemonium
Polemonium – Synonym: syn. Polemonium richardsonii
Polianthes
Poliomintha
Poliothyrsis
Polyalthia
Polycalymma – Synonym: syn. Myriocephalus stuartii
Polycarena
Polygala
Polygala – Synonym: syn. Polygala oppositifolia
Polygala – Synonym: syn. Polygala myrtifolia var. grandiflora
Polygala – Synonym: syn. Polygaloides vayredae
Polygaloides – Synonym: syn. Polygala balansae
Polygaloides – Synonym: syn. Polygala chamaebuxus
Polygaloides – Synonym: syn. Polygala vayredae
Polygonatum – Synonym: syn. Polygonatum commutatum
Polygonatum
Polygonum
Polypodium
Polypodium – Synonym: syn. Polypodium leiorhizum
Polypogon
Polyscias
Polyscias – Synonym: syn. Polyscias balfouriana
Polyspora – Synonym: syn. Gordonia axillaris
Polyspora
Polystichum
Polystichum – Synonym: syn. Polystichum polyblepharum; syn. Polystichum tsus-simense
Pomaderris
Poncirus
Pongamia – Synonym: syn. Derris indica
Pongamia – Synonym: syn. Millettia pinnata
Pontederia – Synonym: syn. Eichhornia azurea
Pontederia
Pontederia – Synonym: syn. Pontederia lanceolata
Pontederia – Synonym: syn. Eichhornia crassipes
Pontederia – Synonym: syn. Eichhornia paniculata
Populus
Populus – Synonym: syn. Populus balsamifera 'Idaho Hybrid'
Populus – Synonym: syn. Populus × euramericana
Populus – Synonym: syn. Populus fremontii var. wislizeni
Populus – Synonym: syn. Populus thevestina
Populus – Synonym: syn. Populus trichocarpa
Portea
Portulaca
Portulacaria
Posidonia
Potamogeton
Potentilla – Synonym: syn. Potentilla × 'Emilie'
Potentilla – Synonym: syn. Potentilla × 'Majland's Variety'
Potentilla
Potentilla – Synonym: syn. Potentilla argentea var. calabra
Potentilla – Synonym: syn. Duchesnea indica
Potentilla – Synonym: syn. Potentilla neumanniana
Potentilla – Synonym: syn. Potentilla repens
Potentilla – Synonym: syn. Potentilla tabernaemontani
Poterium
Pothos – Synonym: syn. Pothos loureiroi
Pothos
Potinara
Pourthiaea – Synonym: syn. Photinia beauverdiana
Pourthiaea – Synonym: syn. Photinia villosa
Prangos
Prasium
Prasophyllum
Pratia
Pratia – Synonym: syn. Isotoma fluviatilis
Prepodesma – Synonym: syn. Aloinopsis orpenii
Prestonia – Synonym: syn. Echites rubrovenosa
Primula
Primula – Synonym: syn. Dodecatheon clevelandii
Primula – Synonym: syn. Dodecatheon hendersonii
Primula – Synonym: syn. Dodecatheon jeffreyi
Primula – Synonym: syn. Dodecatheon meadia
Primula – Synonym: syn. Dodecatheon pulchellum
Primulina
Pritchardia
Pritchardia – Synonym: syn. Pritchardia affinis
Procris – Synonym: syn. Pellionia repens; syn. Pellionia pulchra
Promenaea
Promenaea – Synonym: syn. Promenaea microptera; syn. Promenaea xanthina
Prosopis
Prospero – Synonym: syn. Scilla autumnalis
Prostanthera
Prostanthera – Synonym: syn. Prostanthera baxteri var. sericea
Prosthechea – Synonym: syn. Encyclia brassavolae
Prosthechea – Synonym: syn. Encyclia citrina
Prosthechea – Synonym: syn. Epidendrum cochleatum
Prosthechea – Synonym: syn. Encyclia fragrans
Prosthechea – Synonym: syn. Encyclia glumacea
Prosthechea – Synonym: syn. Encyclia mariae
Prosthechea – Synonym: syn. Encyclia prismatocarpa
Prosthechea – Synonym: syn. Encyclia radiata
Prosthechea – Synonym: syn. Encyclia vitellina
Protea
Protea – Synonym: syn. Protea cedromontana
Protea – Synonym: syn. Protea pulchra; syn. Protea subpulchella
Protea – Synonym: syn. Protea harmeri
Protea – Synonym: syn. Protea incompta; syn. Protea macrocephala
Protea – Synonym: syn. Protea marlothii
Protea – Synonym: syn. Protea latifolia
Protea – Synonym: syn. Protea marginata
Protea – Synonym: syn. Protea minor
Protea – Synonym: syn. Protea macrophylla
Protea – Synonym: syn. Protea barbigera
Protea – Synonym: syn. Protea rosacea
Protea – Synonym: syn. Protea arborea; syn. Protea grandiflora
Protea – Synonym: syn. Protea mellifera
Protea – Synonym: syn. Protea acerosa
Prumnopitys – Synonym: syn. Podocarpus andinus
Prunella
Prunus – Synonym: syn. Pygeum africanum
Prunus
Prunus – Synonym: syn. Prunus dulcis
Prunus – Synonym: syn. Amygdalus orientalis
Prunus – Synonym: syn. Prunus armeniaca 'Mormon'
Prunus – Synonym: syn. Prunus armeniaca 'Goldbeck'
Prunus – Synonym: syn. Prunus armeniaca 'Blenheim'
Prunus – Synonym: syn. Prunus pissardii 'Atropurpurea'
Prunus – Synonym: syn. Prunus dulcis 'Hall's Hardy'
Prunus – Synonym: syn. Prunus dulcis 'Mission'
Prunus – Synonym: syn. Prunus lyonii
Prunus – Synonym: syn. Prunus domestica subsp. insititia
Prunus – Synonym: syn. Prunus persica 'Pix Zee'
Prunus – Synonym: syn. Prunus persica 'Bonfire'
Prunus – Synonym: syn. Prunus persica 'Zaipevi'
Prunus – Synonym: syn. Prunus persica 'Improved Elberta', syn. Prunus persica 'Gleason Elberta', syn. Prunus persica 'Lemon Elberta'
Prunus – Synonym: syn. Prunus persica 'Gold Medal'
Prunus – Synonym: syn. Prunus persica 'Hal-Berta Giant'
Prunus – Synonym: syn. Prunus persica 'Indian Cling'
Prunus – Synonym: syn. Prunus persica 'Kim Elberta'
Prunus – Synonym: syn. Prunus persica 'Rubis'
Prunus – Synonym: syn. Prunus persica 'Zaidulab'
Prunus – Synonym: syn. Prunus persica 'Miller Cling'
Prunus – Synonym: syn. Prunus persica 'Zai Snow'
Prunus – Synonym: syn. Prunus pilosiuscula
Psephellus – Synonym: syn. Centaurea barbeyi
Psephellus – Synonym: syn. Centaurea bella
Psephellus
Psephellus – Synonym: syn. Centaurea dealbata
Psephellus – Synonym: syn. Centaurea hypoleuca
Psephellus – Synonym: syn. Centaurea pulcherrima
Psephellus – Synonym: syn. Centaurea simplicicaulis
Pseuderanthemum
Pseuderanthemum – Synonym: syn. Pseuderanthemum sinuatum
Pseuderanthemum – Synonym: syn. Pseuderanthemum atropurpureum
Pseuderanthemum – Synonym: syn. Pseuderanthemum atropurpureum; syn. Pseuderanthemum carruthersii
Pseudobombax – Synonym: syn. Bombax ellipticum; syn. Pachira fastuosa; syn. Pachira insignis
Pseudocalymma
Pseudocaryopteris – Synonym: syn. Caryopteris odorata
Pseudocydonia
Pseudocydonia – Synonym: syn. Chaenomeles sinensis
Pseudodictamnus – Synonym: syn. Ballota acetabulosa
Pseudodictamnus – Synonym: syn. Ballota africana
Pseudodictamnus – Synonym: syn. Ballota hirsuta
Pseudodictamnus – Synonym: syn. Ballota pseudodictamnus
Pseudo-fumaria – Synonym: syn. Corydalis ochroleuca
Pseudo-fumaria – Synonym: syn. Corydalis lutea
Pseudognaphalium
Pseudogynoxys – Synonym: syn. Senecio confusus
Pseudolarix
Pseudopanax
Pseudopanax – Synonym: syn. Pseudopanax cordata
Pseudopodospermum
Pseudopodospermum – Synonym: syn. Scorzonera hispanica
Pseudosasa
Pseudosasa – Synonym: syn. Arundinaria funghomii
Petrosedum – Synonym: syn. Sedum amplexicaule
Pseudoselago – Synonym: syn. Selago serrata
Pseudoselago – Synonym: syn. Selago spuria
Pseudoselago – Synonym: syn. Selago verbenacea
Pseudotsuga
Psidium
Psidium – Synonym: syn. Psidium littorale
Psoralea
Psorothamnus
Psorothamnus – Synonym: syn. Dalea spinosa
Psorothamnus – Synonym: syn. Dalea thompsoniae
Psychopsis – Synonym: syn. Oncidium krameriana
Psychopsis – Synonym: syn. Oncidium papilio
Psychotria
Psydrax
Psylliostachys – Synonym: syn. Limonium suworowii
Ptelea
Pteridium
Pteridophyllum
Pteris
Pteris – Synonym: syn. Pteris flabellata
Pteris – Synonym: syn. Pteris serrulata
Pteris – Synonym: syn. Pteris longifolia
Pterocactus
Pterocarpus
Pterocarya
Pterocelastrus
Pterocephalus
Pteronia
Pteropyrum
Pterostyrax
Pterygodium
Ptilostemon
Ptilotus
Ptychosperma – Synonym: syn. Feaforthia elegans
Ptychosperma
Pueraria
Pueraria – Synonym: syn. Pueraria lobata
Pulicaria
Pulicaria – Synonym: syn. Pulicaria crispa
Pulmonaria
Pulmonaria – Synonym: syn. Pulmonaria dacica
Pulsatilla
Pulsatilla – Synonym: syn. Pulsatilla vulgaris 'Rote Glocke'
Pultenaea
Punica – Synonym: syn. Punica granatum 'Flavescens'
Punica – Synonym: syn. Punica granatum 'Flore Rubra'
Punica – Synonym: syn. Punica granatum 'California Sunset'; syn. Punica granatum 'Legrellei'
Punica
Purshia
Purshia – Synonym: syn. Cowania plicata
Puschkinia
Puschkinia – Synonym: syn. Puschkinia scilloides var. libanotica
Putoria
Puya – Synonym: syn. Puya berteroniana
Puya
Pycnanthemum
Pycnosorus – Synonym: syn. Craspedia globosa
Pyracantha
Pyracantha – Synonym: syn. Pyracantha yunnanensis
Pyracantha – Synonym: syn. Pyracantha fortuneana
Pyracomeles
Pyrethropsis
Pyrolirion – Synonym: syn. Pyrolirion aureum; syn. Zephyranthes tubiflora
Pyrolirion – Synonym: syn. Zephyranthes tubiflora
Pyrostegia
Pyrostegia – Synonym: syn. Bignonia venusta
Pyrrosia
Pyrrosia – Synonym: syn. Drymoglossum niphoboloides
Pyrrosia – Synonym: syn. Drymoglossum piloselloides
Pyrus
Pyrus – Synonym: syn. Pyrus kawakamii
Pyrus – Synonym: syn. Pyrus pyraster
Pyrus – Synonym: syn. Pyrus amygdaliformis
Quamoclit
Quaqua – Synonym: syn. Caralluma mammillaris
Quassia
Quercus
Quercus – Synonym: syn. Quercus × bimundorum 'Crimschmidt'
Quercus – Synonym: syn. Quercus calliprinos
Quercus – Synonym: syn. Quercus × hispanica
Quercus – Synonym: syn. Quercus phellos var. latifolia
Quercus – Synonym: syn. Quercus ilex var. ballota
Quesnelia
Quillaja
Quisqualis
Rabiea
Radermachera
Radyera – Synonym: syn. Hibiscus farragei
Raffenaldia
Rafnia – Synonym: syn. Rafnia thunbergii
Rafnia
Ramonda – Synonym: syn. Jankaea heldreichii
Ramonda – Synonym: syn. Ramonda pyrenaica
Ramonda
Ranunculus
Ranunculus – Synonym: syn. Ranunculus hortensis; syn. Ranunculus africanus
Ranunculus – Synonym: syn. Batrachium circinatum
Ranunculus – Synonym: syn. Ficaria verna
Ranunculus – Synonym: syn. Ranunculus cuneatus
Ranunculus – Synonym: syn. Ranunculus carolinianus
Raoulia
Raphanus
Raphia
Ratibida
Rauvolfia
Ravenala
Ravenea – Synonym: syn. Ravenea hildebrandtii
Rebutia
Rebutia – Synonym: syn. Sulcorebutia arenacea
Rebutia – Synonym: syn. Sulcorebutia canigueralii; syn. Sulcorebutia rauschii
Rebutia – Synonym: syn. Sulcorebutia candiae
Rebutia – Synonym: syn. Sulcorebutia kruegerii
Rebutia – Synonym: syn. Sulcorebutia lepida; syn. Sulcorebutia mizquensis
Rebutia – Synonym: syn. Sulcorebutia verticillacantha
Rebutia – Synonym: syn. Sulcorebutia steinbachii
Rehmannia – Synonym: syn. Rehmannia 'Walremadra'
Rehmannia – Synonym: syn. Rehmannia elata
Reichardia
Reicheocactus – Synonym: syn. Lobivia famatinensis
Reineckea
Reinwardtia – Synonym: syn. Reinwardtia tetragyna, syn. Reinwardtia trigyna
Renantanda
Renanthera
Reseda
Restio – Synonym: syn. Calopsis paniculata
Restrepia
Retama – Synonym: syn. Genista monosperma
Retama
Reynoutria
Reynoutria – Synonym: syn. Polygonatum cuspidatum var. compactum
Reynoutria – Synonym: syn. Polygonatum cuspidatum
Rhamnus
Rhamnus – Synonym: syn. Rhamnus alaternus 'Argenteovariegatus'
Rhamphospermum – Synonym: syn. Brassica nigra
Rhanterium
Rhaphidophora
Rhaphidophora – Synonym: syn. Rhaphidophora celatocaulis
Rhaphiolepis
Rhaphiolepis – Synonym: syn. Eriobotrya deflexa
Rhaphiolepis – Synonym: syn. Rhaphiolepis umbellata var. ovata
Rhaphithamnus – Synonym: syn. Rhaphithamnus cyanocarpus
Rhapidophyllum
Rhapis
Rhapis – Synonym: syn. Rhapis flabelliformis
Rhapis – Synonym: syn. Rhapis multifida
Rhaponticoides
Rhaponticum – Synonym: syn. Leuzea rhapontica
Rhazya
Rheum
Rheum – Synonym: syn. Rheum altaicum
Rhigozum
Rhinanthus – Synonym: syn. Alectorolophus pubescens
Rhinephyllum
Rhipsalidopsis – Synonym: syn. Hatiora gaertneri; Epiphyllopsis gaertneri; Schlumbergera gaertneri
Rhipsalidopsis – Synonym: syn. × Rhipsaphyllopsis g.; syn. Hatiora × graeseri
Rhipsalidopsis – Synonym: syn. Hatiora rosea
Rhipsalis
Rhipsalis – Synonym: syn. Lepismium paradoxa
Rhipsalis – Synonym: syn. Erythrorhipsalis pilocarpa
Rhipsalis – Synonym: syn. Rhipsalis capilliformis
Rhizophora
Rhodanthe – Synonym: syn. Helipterum anthemoides
Rhodanthe – Synonym: syn. Helipterum roseum
Rhodanthe
Rhodanthe – Synonym: syn. Helipterum humboldtianum
Rhodanthe – Synonym: syn. Helipterum manglesii
Rhodanthemum
Rhodanthemum – Synonym: syn. Chrysanthemum gayanum; syn. Pyrethropsis gayanum
Rhodanthemum – Synonym: syn. Chrysanthemum hosmariense; syn. Pyrethropsis hosmariense
Rhodiola – Synonym: syn. Sedum pachyclados
Rhodocactus – Synonym: syn. Pereskia bahiensis
Rhodocactus
Rhodocactus – Synonym: syn. Pereskia grandifolia
Rhodochiton
Rhodochiton – Synonym: syn. Rhodochiton volubilis, syn. Lophospermum atrosanguineus
Rhodocoma – Synonym: syn. Restio giganteus
Rhododendron
Rhododendron – Synonym: syn. Ledum groenlandicum
Rhododendron – Synonym: syn. Rhododendron × obtusum
Rhododendron – Synonym: syn. Azalea japonica
Rhododendron – Synonym: syn. Rhododendron metternichii
Rhododendron – Synonym: syn. Rhododendron brookeanum
Rhododendron – Synonym: syn. Rhododendron ledifolia 'Alba'
Rhododendron – Synonym: syn. Rhododendron ledifolia 'Rosea'
Rhododendron – Synonym: syn. Rhododendron chryseum
Rhododendron – Synonym: syn. Ledum palustre
Rhododendron – Synonym: syn. Rhododendron poukhanense
Rhodohypoxis
Rhodolirium – Synonym: syn. Rhodophiala rhodolirion
Rhodopentas
Rhodophiala
Rhodosphaera
Rhodotypos – Synonym: syn. Rhodotypos kerrioides
Rhoeo
Rhoicissus – Synonym: syn. Rhoicissus capensis
Rhombophyllum
Rhopalostylis
Rhus
Rhynchelytrum
Rhyncholaelia
Rhyncholaelia – Synonym: syn. Brassavola digbyana
Rhyncholaelia – Synonym: syn. Brassavola glauca
Rhynchospora – Synonym: syn. Dichromena latifolia
Rhynchostele – Synonym: syn. Cymbiglossum bictoniense
Rhynchostele – Synonym: syn. Cymbiglossum cervantesii
Rhynchostele – Synonym: syn. Cymbiglossum cordatum
Rhynchostele – Synonym: syn. Cymbiglossum ehrenbergii
Rhynchostele – Synonym: syn. Cymbiglossum maculatum
Rhynchostele – Synonym: syn. Cymbiglossum majale
Rhynchostele – Synonym: syn. Odontoglossum rossii; syn. Cymbiglossum rossii
Rhynchostele – Synonym: syn. Odontoglossum ureskinneri; syn. Cymbiglossum ureskinneri
Rhynchostylis
Ribes
Ribes – Synonym: syn. Ribes odoratum
Richtersveldia – Synonym: syn. Trichocaulon columnare
Ricinocarpos
Ricinodendron
Ricinus
Ricotia
Rivina
Robinia
Robinia – Synonym: syn. Robinia pseudoacacia 'Unifolia'
Rochea
Rodgersia
Rodriguezia
Rodriguezia – Synonym: syn. Rodriguezia secunda
Roebuckiella – Synonym: syn. Senecio ciliocarpa
Roella
Roemeria – Synonym: syn. Papaver argemone
Roemeria
Rogiera – Synonym: syn. Rondeletia amoena
Rohdea
Rojasianthe
Roldana – Synonym: syn. Senecio petasitis
Roldana – Synonym: syn. Senecio platanifolius
Romneya
Romneya – Synonym: syn. Romneya coulteri var. trichocalyx
Romulea
Romulea – Synonym: syn. Romulea rosea var. speciosa
Rondeletia – Synonym: syn. Rondeletia speciosa
Roridula
Rosa
Rosa – Synonym: syn. Rosa × alba 'Cuisse de Nymphe'
Rosa – Synonym: syn. Rosa × anemoniflora
Rosa – Synonym: syn. Rosa × borboniana
Rosa – Synonym: syn. Rosa × centifolia 'Major'
Rosa – Synonym: syn. Rosa × centifolia 'Parvifolia'
Rosa – Synonym: syn. Rosa × China 'Mignonette'
Rosa – Synonym: syn. Rosa × China 'Bengal Crimson'
Rosa – Synonym: syn. Rosa × China Climbing 'Parson's Pink China'
Rosa – Synonym: syn. Rosa bengalensis; syn. Rosa semperflorens
Rosa – Synonym: syn. Rosa obtusifolia
Rosa – Synonym: syn. Rosa × Damask 'Quatre Saisons'
Rosa – Synonym: syn. Rosa × Damask 'Marchesa Boccella'
Rosa – Synonym: syn. Rosa × portlandia; syn. Rosa × calendarum; syn. Rosa × semperflorens
Rosa – Synonym: syn. Rosa × Polyantha 'Trier 2000'
Rosa – Synonym: syn. Rosa × Floribunda 'Golden Border'
Rosa – Synonym: syn. Rosa × Polyantha 'Play Rose'
Rosa – Synonym: syn. Rosa × Floribunda 'Schneewittchen'; syn. Rosa × Floribunda 'Fée des Neiges'
Rosa – Synonym: syn. Rosa × Floribunda 'Simply Magic'
Rosa – Synonym: syn. Rosa × Polyantha 'Schweizer Gruß'
Rosa – Synonym: syn. Rosa × Floribunda 'Hans Rosenthal'
Rosa – Synonym: syn. Rosa × Polyantha 'Montana'
Rosa – Synonym: syn. Rosa × Floribunda 'Friesia'; syn. Rosa × Floribunda 'Rosa 'Korresia'
Rosa – Synonym: syn. Rosa × Floribunda 'La Paloma'
Rosa – Synonym: syn. Rosa × Floribunda 'Schneewittchen'
Rosa – Synonym: syn. Rosa lutea
Rosa – Synonym: syn. Rosa gallica 'Josephine Imperatrice'
Rosa – Synonym: syn. Rosa gallica 'La Negresse'
Rosa – Synonym: syn. Rosa gigantea 'Beauty of Glazenwood'
Rosa – Synonym: syn. Rosa rubrifolia
Rosa – Synonym: syn. Rosa × Hybrid Tea 'André le Nôtre'
Rosa – Synonym: syn. Rosa × Hybrid Tea 'Mainzer Fastnacht'
Rosa – Synonym: syn. Rosa × Hybrid Tea 'Nil Bleu'
Rosa – Synonym: syn. Rosa × Hybrid Tea 'Violette Parfum'
Rosa – Synonym: syn. Rosa × Hybrid Tea 'Bérénice'
Rosa – Synonym: syn. Rosa × Hybrid Tea 'Harbinger'
Rosa – Synonym: syn. Rosa × Hybrid Tea 'Red Niphetos'
Rosa – Synonym: syn. Rosa × Hybrid Tea 'Madame A. Meilland'
Rosa – Synonym: syn. Rosa × macrantha
Rosa – Synonym: syn. Rosa mulliganii
Rosa – Synonym: syn. Rosa × anemonoides
Rosa – Synonym: syn. Rosa wichuraiana
Rosa – Synonym: syn. Rosa × complicata
Rosa – Synonym: syn. Rosa jundzillii
Rosa – Synonym: syn. Rosa × 'Estrelita de Oro'
Rosa – Synonym: syn. Rosa × centifolia 'Minima'; syn. Rosa × centifolia 'Nana'
Rosa – Synonym: syn. Rosa × centifolia 'Mousseline'
Rosa – Synonym: syn. Rosa × centifolia 'Chapeau de Napoléon'; syn. Rosa × centifolia 'Cristata'
Rosa – Synonym: syn. Rosa sweginzowii
Rosa – Synonym: syn. Rosa × Noisette 'Nivea'; syn. Rosa × Noisette 'Unique'
Rosa – Synonym: syn. Rosa thea; syn. Rosa indica var. fragrans
Rosa – Synonym: syn. Rosa × Polyantha 'Mignon'
Rosa – Synonym: syn. Rosa × Polyantha 'Yellow Cécile Brünner'
Rosa – Synonym: syn. Rosa × Polyantha 'Little White Pet'
Rosa – Synonym: syn. Rosa × cantabrigiensis
Rosa – Synonym: syn. Rosa glutinosa; syn. Rosa sicula
Rosa – Synonym: syn. Rosa eglanteria
Rosa – Synonym: syn. Rosa regeliana
Rosa – Synonym: syn. Rosa gentiliana
Rosa – Synonym: syn. Rosa × Sempervirens 'Seven Sisters'
Rosa – Synonym: syn. Rosa setigera 'Souvenir de Brod'
Rosa – Synonym: syn. Rosa × 'AUSmary'
Rosa – Synonym: syn. Rosa × 'AUSmas'
Rosa – Synonym: syn. Rosa × 'Music Hall'
Rosa – Synonym: syn. Rosa × 'Fegema'
Rosa – Synonym: syn. Rosa × 'Grouse'
Rosa – Synonym: syn. Rosa × 'Harwanna'
Rosa – Synonym: syn. Rosa spinosissima 'Spring Gold'
Rosa – Synonym: syn. Rosa pimpinellifolia
Rosa – Synonym: syn. Rosa rusticana
Rosa – Synonym: syn. Rosa pomifera
Roscoea
Rosettea – Synonym: syn. Dissotis princeps
Rosmarinus
Rossioglossum – Synonym: syn. Odondoglossum grande
Rossioglossum – Synonym: syn. Odondoglossum insleayi
Rossioglossum – Synonym: syn. Odondoglossum schlieperianum
Rossioglossum – Synonym: syn. Odondoglossum splendens
Rossioglossum – Synonym: syn. Odondoglossum williamsianum
Rostrinucula
Rotheca – Synonym: syn. Clerodendrum ugandense
Rotheca
Rothmannia – Synonym: syn. Gardenia capensis
Rothmannia – Synonym: syn. Gardenia globosa
Roupala
Roystonea – Synonym: syn. Oreodoxa regia
Rubia
Rubus
Rubus – Synonym: syn. Rubus moluccanus
Rubus – Synonym: syn. Rubus inermis 'Bellidiflorus', Rubus sanctus 'Bellidiflorus'
Rudbeckia
Rudbeckia – Synonym: syn. Rudbeckia fulgida var. sullivantii
Ruellia – Synonym: syn. Ruzellia graecizans
Ruellia
Ruellia – Synonym: syn. Ruellia peninsularis
Ruellia – Synonym: syn. Ruellia nudiflora
Ruellia – Synonym: syn. Dipteracanthus devosiana
Ruellia – Synonym: syn. Ruellia portellae
Rumex
Rumohra – Synonym: syn. Arachniodes adiantiformis
Ruschia
Ruscus
Russelia
Russelia – Synonym: syn. Russelia juncea
Ruta
Ruttya
Rytidosperma – Synonym: syn. Danthonia linkii var. fulva
Rytidosperma – Synonym: syn. Danthonia geniculata
Rytidosperma – Synonym: syn. Danthonia racemosa
Sabal
Sabal – Synonym: syn. Sabal × texensis
Sabal – Synonym: syn. Sabal texana
Sabal – Synonym: syn. Sabal adansonii
Sabal – Synonym: syn. Sabal blackburniana
Saccharum
Sageretia
Sagina
Sagina – Synonym: syn. Sagina subulata
Sagittaria
Saintpaulia
Salacca – Synonym: syn. Salacca edulis
Salicornia
Salicornia – Synonym: syn. Sarcocornia fruticosa
Salix
Salix – Synonym: syn. Salix babylonica 'Annularis'
Salix – Synonym: syn. Salix matsudana
Salix – Synonym: syn. Salix × smithiana
Salix – Synonym: syn. Salix capensis; syn. Salix hirsuta; syn. Salix wilmsii; syn. Salix woodii
Salix – Synonym: syn. Salix × blanda
Salix – Synonym: syn. Salix × sepulcralis; syn. Salix × salamonii
Salix – Synonym: syn. Salix balsamifera
Salix – Synonym: syn. Salix × boydii
Salix – Synonym: syn. Salix bockii
Salpiglossis
Salpingostylis – Synonym: syn. Calydorea caelestina
Salsola – Synonym: syn. Darniella melitensis
Salvadora
Salvia – Synonym: syn. Salvia × 'Balsamisp'
Salvia
Salvia – Synonym: syn. Perovskia abrotanoides
Salvia – Synonym: syn. Salvia africana-caerulea
Salvia – Synonym: syn. Salvia africana-lutea
Salvia – Synonym: syn. Salvia lavandulifolia subsp. vellerea
Salvia – Synonym: syn. Salvia lavandulifolia subsp. blancoana
Salvia – Synonym: syn. Salvia × superba
Salvia – Synonym: syn. Salvia dorrii var. carnosa
Salvia – Synonym: syn. Dorystaechas hastata
Salvia – Synonym: syn. Salvia rutilans
Salvia – Synonym: syn. Salvia triloba
Salvia – Synonym: syn. Salvia cardinalis
Salvia – Synonym: syn. Rosmarinus tomentosus
Salvia – Synonym: syn. Salvia ambigens; syn. Salvia coerulea
Salvia – Synonym: syn. Salvia bethellii
Salvia – Synonym: syn. Rosmarinus eriocalyx subsp. flavescens
Salvia – Synonym: syn. Rosmarinus eriocalyx
Salvia – Synonym: syn. Salvia hastifolia; syn. Salvia lanceifolia
Salvia – Synonym: syn. Rosmarinus × lavandulaceus; syn. Rosmarinus × noeanus
Salvia – Synonym: syn. Rosmarinus × mendizabalii
Salvia – Synonym: syn. Salvia grahamii; syn. Salvia menthifolia
Salvia – Synonym: syn. Salvia nemorosa 'East Friesland'
Salvia – Synonym: syn. Salvia tesquicola
Salvia – Synonym: syn. Salvia officinalis 'Aurea'
Salvia – Synonym: syn. Salvia lavandulifolia
Salvia – Synonym: syn. Salvia haematodes
Salvia – Synonym: syn. Rosmarinus officinalis
Salvia – Synonym: syn. Perovskia scrophulariifolia
Salvia – Synonym: syn. Salvia × sylvestris 'Blauhugel'
Salvia – Synonym: syn. Salvia × sylvestris 'Mainacht'
Salvia – Synonym: syn. Salvia superba
Salvia – Synonym: syn. Salvia horminum
Salvia – Synonym: syn. Salvia yangii 'Crazy Blue'
Salvia – Synonym: syn. Salvia yangii 'Blue Arrow'
Salvia – Synonym: syn. Salvia yangii 'Lacey Blue'
Salvia – Synonym: syn. Salvia yangii 'Little Lace'
Salvia – Synonym: syn. Perovskia atriplicifolia
Salvinia
Samadera – Synonym: syn. Quassia indica
Samanea – Synonym: syn. Albizia saman
Sambucus
Sambucus – Synonym: syn. Sambucus caerulea; syn. Sambucus glauca
Sambucus – Synonym: syn. Sambucus callicarpa
Sanchezia
Sanchezia – Synonym: syn. Sanchezia nobilis
Sandersonia
Sanguinaria
Sanguisorba
Sannantha
Sannantha – Synonym: syn. Babingtonia virgata; syn. Baeckea virgata
Sansevieria
Santalum
Santolina
Santolina – Synonym: syn. Santolina rosmarinifolia subsp. Canescens
Santolina – Synonym: syn. Santolina chamaecyparissus subsp. magonica
Santolina – Synonym: syn. Santolina virens
Santolina – Synonym: syn. Santolina chamaecyparissus subsp. squarrosa
Santolina – Synonym: syn. Santolina viridis
Sanvitalia
Sapindus
Sapindus – Synonym: syn. Sapindus indicus
Sapium
Saponaria
Saraca
Sarcocaulon – Synonym: syn. Monsonia crassicaulis
Sarcococca
Sarcococca – Synonym: syn. Sarcococca humilis
Sarcomphalus – Synonym: syn. Ziziphus obtusifolia var. canescens
Sarcopoterium
Saribus – Synonym: syn. Livistonia rotundifolia
Saritaea
Sarracenia
Sarracenia – Synonym: syn. Sarracenia sledgei
Sarracenia – Synonym: syn. Sarracenia rubra ssp. jonesii
Sarracenia – Synonym: syn. Sarracenia drummondii
Sasa
Sasaella
Sasamorpha
Sassafras
Satureja
Satureja – Synonym: syn. Satureja repanda
Satureja – Synonym: syn. Satureja montana subsp. illyrica
Satyrium
Satyrium – Synonym: syn. Satyrium ocellatum
Satyrium – Synonym: syn. Satyrium maculatum
Saurauia
Sauromatum – Synonym: syn. Sauromatum guttatum
Saururus
Saxegothaea
Saxifraga
Saxifraga – Synonym: syn. Saxifraga cortusifolia var. fortunei
Saxifraga – Synonym: syn. Saxifraga sarmentosa
Saxifraga – Synonym: syn. Saxifraga × urbium 'Clarence Elliot'
Scabiosa
Scabiosa – Synonym: syn. Scabiosa grandiflora
Scabiosa – Synonym: syn. Scabiosa anthemifolia
Scabiosa – Synonym: syn. Sixalix farinosa
Scadoxus – Synonym: syn. Haemanthus cinnabarinus
Scadoxus
Scadoxus – Synonym: syn. Haemanthus katharinae
Scadoxus – Synonym: syn. Haemanthus multiflorus; syn. Haemanthus sacculus
Scadoxus – Synonym: syn. Haemanthus magnificus; syn. Haemanthus natalensis
Scaevola
Scandosorbus
Sceletium
Schefflera
Schinus – Synonym: syn. Schinus molle var. areira
Schinus
Schinziophyton – Synonym: syn. Ricinodendron rautanenii
Schisandra
Schismatoglottis
Schizachyrium
Schizanthus – Synonym: syn. Schizanthus retusus
Schizanthus
Schizocentron
Schizocodon – Synonym: syn. Shortia soldanelloides
Schizolobium
Schizopetalon
Schizophragma
Schizostachyum
Schizostylis
Schlumbergera
Schlumbergera – Synonym: syn. Epiphyllanthus obovatus
Schlumbergera – Synonym: syn. Schlumbergera bridgesii
Schnella – Synonym: syn. Bauhinia alata
Schoenia – Synonym: syn. Helichrysum cassinianum
Schoenoplectiella
Schoenoplectus
Schomburgkia
Schotia
Schwantesia
Schwantesia – Synonym: syn. Schwantesia herrei f. major
Sciadopitys
Scilla
Scilla – Synonym: syn. Chionodoxa tmolusi
Scilla – Synonym: syn. Scilla pratensis; syn. Scilla amethystina
Scilla – Synonym: syn. Chionodoxa gigantea; syn. Chionodoxa luciliae
Scilla – Synonym: syn. Scilla tubergeniana
Scilla – Synonym: syn. Chionodoxa nana
Scilla – Synonym: syn. Oncostema peruviana
Scilla – Synonym: syn. Chionodoxa sardensis
Scilla – Synonym: syn. Scilla ramburii
Scindapsus
Scirpus
Scleranthus – Synonym: syn. Mniarum biflorum
Sclerocactus – Synonym: syn. Pediocactus papyracanthus
Sclerocactus
Scorzonera
Scorzonera – Synonym: syn. Podospermum purpureum
Scrophularia
Scutellaria
Scutellaria – Synonym: syn. Scutellaria mociniana
Scutellaria – Synonym: syn. Salazaria mexicana
Scuticaria
Scyphularia
Searsia – Synonym: syn. Rhus chirindensis
Searsia – Synonym: syn. Rhus ciliata
Searsia – Synonym: syn. Rhus dentata
Searsia – Synonym: syn. Rhus lancea
Searsia – Synonym: syn. Rhus leptodictya
Searsia
Searsia – Synonym: syn. Rhus pentaphylla
Sebaea
Secale
Sechium
Sedeveria
Sedum
Sedum – Synonym: syn. Sedum nussbaumerianum
Sedum – Synonym: syn. Sedum diversifolium
Sedum – Synonym: syn. Sedum sarmentosum hort.
Sedum – Synonym: syn. Sedum compressum
Sedum – Synonym: syn. Sedum dendroideum ssp. praealtum
Sedum – Synonym: syn. Sedum guatemalense
Sedum – Synonym: syn. Gormania spathulifolia
Seemannia – Synonym: syn. Gloxinia sylvatica
Selaginella – Synonym: syn. Selaginella pulcherrima
Selaginella
Selaginella – Synonym: syn. Selaginella caulescens
Selaginella – Synonym: syn. Selaginella emmeliana; syn. Selaginella cuspidata var. emmeliana
Selaginella – Synonym: syn. Selaginella stolonifera
Selaginella – Synonym: syn. Selaginella galeottii
Selaginella – Synonym: syn. Selaginella caesia
Selago – Synonym: syn. Selago thunbergii
Selago
Selago – Synonym: syn. Walafrida cinerea
Selenicereus – Synonym: syn. Cryptocereus anthonyanus
Selenicereus
Selenicereus – Synonym: syn. Hylocereus undatus
Semele – Synonym: syn. Ruscus androgyna
Semiarundinaria
Semnanthe
Sempervivum
Sempervivum – Synonym: syn. Jovibarba sobolifera
Sempervivum – Synonym: syn. Jovibarba hirta
Sempervivum – Synonym: syn. Jovibarba heuffelii
Sempervivum – Synonym: syn. Sempervivum cantabricum
Senecio
Senecio – Synonym: syn. Kleinia kleiniiformis
Senecio – Synonym: syn. Senecio vira-vira
Senegalia – Synonym: syn. Acacia berlandieri
Senegalia – Synonym: syn. Acacia caffra
Senegalia – Synonym: syn. Acacia galpinii
Senegalia – Synonym: syn. Acacia greggii
Senegalia – Synonym: syn. Acacia nigrescens
Senna – Synonym: syn. Cassia alata
Senna – Synonym: syn. Cassia angustifolia
Senna
Senna – Synonym: syn. Cassia × sturtii
Senna – Synonym: syn. Cassia nemophila
Senna – Synonym: syn. Cassia artemisioides
Senna – Synonym: syn. Cassia italica
Senna – Synonym: syn. Cassia tomentosa
Senna – Synonym: syn. Cassia biflora
Sequoia – Synonym: syn. Sequoia sempervirens 'Albo-Spicta'
Sequoia
Sequoiadendron
Serapias – Synonym: syn. Serapias vomeracea subsp. laxiflora
Serapias
Seriphium – Synonym: syn. Stoebe plumosa
Serissa
Serratula
Serruria
Serruria – Synonym: syn. Serruria burmanni
Serruria – Synonym: syn. Serruria artemisiifolia
Serruria – Synonym: syn. Serruria barbigera
Sesamum
Sesbania – Synonym: syn. Sesbania grandiflora var. coccinea
Sesbania
Sesbania – Synonym: syn. Sesbania tripetii
Sesbania – Synonym: syn. Sesbania aegyptica
Seseli
Sesleria
Sesuvium
Setaria – Synonym: syn. Panicum plicatum
Setaria
Setaria – Synonym: syn. Setaria plicatilis
Setcreasea
Setiechinopsis
Shepherdia
Sherardia
Shibataea
Shortia
Sibbaldia – Synonym: syn. Potentilla tridentata
Sicyos – Synonym: syn. Sechium edule
Sidalcea
Siderasis – Synonym: syn. Tradescantia fuscata; syn. Pyrrheimia loddigesii
Sideritis
Sideroxylon
Sideroxylon – Synonym: syn. Argania spinosa
Silene
Silene – Synonym: syn. Lychnis haageana
Silene – Synonym: syn. Silene laciniata subsp. californica
Silene – Synonym: syn. Lychnis chalcedonica
Silene – Synonym: syn. Lychnis coronaria
Silene – Synonym: syn. Lychnis flos-cuculi
Silene – Synonym: syn. Silene californica
Silene – Synonym: syn. Silene alba
Silene – Synonym: syn. Silene maritima
Silene – Synonym: syn. Lychnis × media
Siler – Synonym: syn. Laserpitium siler
Silphium
Silybum
Simmondsia
Sinacalia – Synonym: syn. Ligularia tangutica
Sinapis – Synonym: syn. Brassica alba [(L.) Rabenh.]
Sinningia – Synonym: syn. Sinningia × Velvet-Slipper
Sinningia – Synonym: syn. Rechsteineria ×
Sinningia
Sinningia – Synonym: syn. Sinningia leucotricha; syn. Rechsteineria leucotricha
Sinningia – Synonym: syn. Gesneria cardinalis; syn. Rechsteineria cardinalis
Sinningia – Synonym: syn. Sinningia miniaturis
Sinningia – Synonym: syn. Sinningia regina
Sinobambusa
Sinocrassula
Sinowilsonia
Siphocampylus
Sisyrinchium – Synonym: syn. Sisyrinchium anceps; syn. Sisyrinchium gramineum
Sisyrinchium
Sium
Skimmia
Skimmia – Synonym: syn. Skimmia japonica subsp. reevesiana
Smallanthus
Smilacina
Smilax
Smithiantha
Smyrnium – Synonym: syn. Smyrnium orphanidis
Smyrnium
Socratea
Soda – Synonym: syn. Salsola soda
Soda – Synonym: syn. Seidlitzia rosmarinus
Soehrensia – Synonym: syn. Trichocereus candicans
Soehrensia – Synonym: syn. Trichocereus huascha
Soehrensia – Synonym: syn. Trichocereus schickendantzii
Soehrensia – Synonym: syn. Cereus spachianus; syn. Echinopsis spachiana; syn. Trichocereus spachianus
Solandra
Solandra – Synonym: syn. Solandra hartwegii; syn. Solandra nitida
Solanopteris
Solanum
Solanum – Synonym: syn. Solanum hispidum; syn. Solanum warzcewiczii
Solanum – Synonym: syn. Cyphomandra betacea
Solanum – Synonym: syn. Solanum macranthum [Dunal]
Solanum – Synonym: syn. Solanum jasminoides
Solanum – Synonym: syn. Solanum lycopersicum 'Coeur de Pigeon'
Solanum – Synonym: syn. Lycopersicon cerasiforme; syn. Lycopersicon esculentum
Solanum – Synonym: syn. Solanum auriculatum
Solanum – Synonym: syn. Solanum melongena 'Japanese'
Solanum – Synonym: syn. Solanum capsicastrum; syn. Solanum diflorum
Solanum – Synonym: syn. Solanum pyracanthum
Solanum – Synonym: syn. Solanum xanti
Solanum – Synonym: syn. Solanum pensile
Solanum – Synonym: syn. Solanum uporo
Soldanella
Soleirolia
Solenostemon
Solidago
Solidago – Synonym: syn. Aster gracillimus
Solidago – Synonym: syn. Aster ptarmicoides
Solidago – Synonym: syn. Solidago californica
Sollya
Sonchus
Sonerila
Sophora
Sophrocattleya
Sophrolaelia
Sophrolaeliocattleya
Sophronitella
Sophronitis
Sorbaria – Synonym: syn. Spirea sorbifolia
Sorbus
Sorghastrum
Sorghum – Synonym: syn. Sorghum nigrum
Sorghum – Synonym: syn. Sorghum vulgare
Sparaxis
Sparaxis – Synonym: syn. Streptanthera cuprea
Sparaxis – Synonym: syn. Synnotia variegata
Sparganium
Sparrmannia
Sparrmannia – Synonym: syn. Sparrmannia palmata
Spartina
Spartium
Spartocytisus
Spathicarpa
Spathiphyllum
Spathodea
Spathoglottis
Sphaeralcea
Sphaeropteris – Synonym: syn. Alsophila cooperi; syn. Cyathea cooperi
Sphaeropteris – Synonym: syn. Cyathea brownii
Sphaeropteris – Synonym: syn. Cyathea medullaris
Sphagneticola – Synonym: syn. Wedelia trilobata
Spigelia
Spinacia
Spiraea
Spiraea – Synonym: syn. Spiraea reevesiana
Spiraea – Synonym: syn. Spiraea japonica 'Alpina'; syn. Spiraea japonica 'Nyewoods'; syn. Spiraea japonica var. alpina
Spiraea – Synonym: syn. Spiraea japonica 'Double Play® Big Bang'
Spiraea – Synonym: syn. Spiraea japonica 'Double Play® Artist'
Spiraea – Synonym: syn. Spiraea bumalda
Spiraea – Synonym: syn. Spiraea densiflora
Spiranthes
Spiroceratium – Synonym: syn. Pimpinella bicknellii
Spodiopogon
Sporobolus
Sporobolus – Synonym: syn. Spartina pectinata
Sprekelia
Stachys – Synonym: syn. Stachys sieboldii
Stachys
Stachys – Synonym: syn. Stachys lanata
Stachys – Synonym: syn. Stachys germanica subsp. salviifolia
Stachyurus
Stackhousia
Staehelina
Stangeria – Synonym: syn. Stangeria paradoxa
Stanhopea
Stanhopea – Synonym: syn. Stanhopea devoniensis; syn. Stanhopea tigrina
Stapelia
Stapelia – Synonym: syn. Trichocaulon clavatum
Stapelia – Synonym: syn. Stapelia nobilis
Stapelia – Synonym: syn. Stapelia ambigua
Stapeliopsis – Synonym: syn. Pectinaria pillansii
Stapeliopsis – Synonym: syn. Pectinaria saxatilis
Staphisagria – Synonym: syn. Delphinium staphisagria
Staphisagria – Synonym: syn. Delphinium requienii
Staphylea
Stauntonia – Synonym: syn. Holboellia coriacea
Stauntonia
Stauntonia – Synonym: syn. Holboellia latifolia
Steirodiscus – Synonym: syn. Psilothonna speciosa
Steirodiscus – Synonym: syn. Psilothonna tagetes
Stemodia
Stemodia – Synonym: syn. Sutera diffusus; syn. Bacopa diffusa
Stenocactus – Synonym: syn. Echinofossulocactus coptonogonus
Stenocactus – Synonym: syn. Echinofossulocactus crispatus; syn. Echinofossulocactus lamellosus
Stenocactus – Synonym: syn. Echinofossulocactus multicostatus
Stenocactus – Synonym: syn. Echinofossulocactus hastatus
Stenocarpus
Stenocereus
Stenocereus – Synonym: syn. Machaerocereus eruca
Stenocereus – Synonym: syn. Lemaireocereus pruinosus
Stenocereus – Synonym: syn. Lemaireocereus thurberi
Stenochlaena
Stenotaphrum
Stephanandra
Stephanotis – Synonym: syn. Marsdenia floribunda
Sterculia
Sternbergia
Stetsonia
Stevia
Stewartia
Stigmaphyllon – Synonym: syn. Stigmaphyllon littorale
Stigmaphyllon
Stipa
Stipagrostis
Stokesia
Stomatium
Stranvaesia
Stratiotes
Streblus
Strelitzia – Synonym: syn. Strelitzia augusta
Strelitzia
Strelitzia – Synonym: syn. Strelitzia reginae var. juncea
Strelitzia – Synonym: syn. Strelitzia parvifolia
Streptocarpus
Streptocarpus – Synonym: syn. Saintpaulia ionantha subsp. grandifolius
Streptocarpus – Synonym: syn. Saintpaulia ionantha
Streptocarpus – Synonym: syn. Streptocarpus parviflorus
Streptosolen
Strobilanthes – Synonym: syn. Hemigraphis alternata
Strobilanthes – Synonym: syn. Goldfussia anisophylla; syn. Goldfussia isophylla; syn. Ruellia persicifolia; syn. Strobilanthes isophylla
Strobilanthes – Synonym: syn. Perilepta dyeriana; syn. Strobilanthes dyeriana
Strobilanthes – Synonym: syn. Phlebophyllum lanatum; syn. Strobilanthes gossypina
Strobilanthes – Synonym: syn. Sympagis maculata
Strobilanthes – Synonym: syn. Strobilanthes maculata [T.Anderson]
Strobilanthes – Synonym: syn. Hemigraphis repanda
Stromanthe
Stromanthe – Synonym: syn. Stromanthe sanguinea
Strombocactus
Strombocarpa – Synonym: syn. Prosopis pubescens
Strongylodon
Strophanthus
Strophanthus – Synonym: syn. Strophanthus scandens
Stuckenia
Stylidium
Stylophorum
Styphnolobium – Synonym: syn. Sophora affinis
Styphnolobium
Styphnolobium – Synonym: syn. Sophora japonica; syn. Candollea japonica
Styrax
Styrax – Synonym: syn. Styrax officinalis var. californicus; syn. Styrax officinalis subsp. fulvescens
Suaeda
Sulcorebutia
Sulla – Synonym: syn. Hedysarum coronarium
Sunhangia – Synonym: syn. Desmodium tiliifolium
Sunhangia
Sutera
Sutherlandia
Swainsona – Synonym: syn. Clianthus formosus
Swietenia
Syagrus
Syagrus – Synonym: syn. Arecastrum romanzoffiana; syn. Cocos plumosa
Syagrus – Synonym: syn. Microcoelum weddellianum
Sycoparrotia
Sycopsis
Sympagis
Symphoricarpos
Symphyotrichum
Symphyotrichum – Synonym: syn. Aster cordifolius
Symphyotrichum – Synonym: syn. Aster dumosus
Symphyotrichum – Synonym: syn. Aster pansus
Symphyotrichum – Synonym: syn. Aster falcatus
Symphyotrichum – Synonym: syn. Aster laevis
Symphyotrichum – Synonym: syn. Aster lateriflorus
Symphyotrichum – Synonym: syn. Aster novae-angliae
Symphyotrichum – Synonym: syn. Aster novi-belgii
Symphyotrichum – Synonym: syn. Aster oblongifolius
Symphyotrichum – Synonym: syn. Aster pringlei
Symphyotrichum – Synonym: syn. Aster vimineus
Symphytum
Symphytum – Synonym: syn. Symphytum azureum
Symplocos – Synonym: syn. Litsea glauca
Synadenium
Syncarpha
Syncolostemon
Syneilesis
Syngonium
Syngonium – Synonym: syn. Syngonium xanthophilum
Syringa
Syringa – Synonym: syn. Syringa reflexa
Syringa – Synonym: syn. Syringa microphylla
Syringa – Synonym: syn. Syringa patula
Syringa – Synonym: syn. Syringa vulgaris 'Ludwig Spaeth'; syn. Syringa vulgaris 'Souvenir de Louis Späth'
Syringa – Synonym: syn. Syringa vulgaris 'Edward Harding'
Syringa – Synonym: syn. Syringa vulgaris 'Angel White'
Syzygium
Syzygium – Synonym: syn. Eugenia aromatica; syn. Eugenia caryophyllus
Syzygium – Synonym: syn. Eugenia myrtifolia; syn. Eugenia ventenatii
Syzygium – Synonym: syn. Syzygium megacarpum
Syzygium – Synonym: syn. Eugenia ventenatii; syn. Waterhousia floribunda
Syzygium – Synonym: syn. Eugenia gerrardii
Syzygium – Synonym: syn. Eugenia jambos
Syzygium – Synonym: syn. Syzygium campanulatum
Syzygium – Synonym: syn. Syzygium coolminianum
Syzygium – Synonym: syn. Eugenia paniculata; syn. Eugenia myrtifolia
Syzygium – Synonym: syn. Eugenia javanica
Syzygium – Synonym: syn. Acmena smithii
Tabebuia
Tabernaemontana
Tabernaemontana – Synonym: syn. Ervatamia coronaria
Tacca
Tacca – Synonym: syn. Tacca aspera; syn. Tacca cristata
Tacsonia
Tagetes
Tagetes – Synonym: syn. Tagetes patula
Tagetes – Synonym: syn. Tagetes glandulifera
Tagetes – Synonym: syn. Tagetes tenuifolia 'Ursula'
Tagetes – Synonym: syn. Tagetes signata
Talinum
Talipariti
Tamarindus
Tamarix
Tamarix – Synonym: syn. Tamarix articulata
Tamarix – Synonym: syn. Tamarix pentandra
Tamarix – Synonym: syn. Tamarix austroafricana
Tanacetum – Synonym: syn. Achillea argentea
Tanacetum – Synonym: syn. Chrysanthemum balsamita
Tanacetum
Tanacetum – Synonym: syn. Chrysanthemum coccineum; syn. Pyrethrum coccineum
Tara – Synonym: syn. Caesalpinia cacalaco
Tara – Synonym: syn. Caesalpinia spinosa
Taraxacum
Tarchonanthus
Tarlmounia
Tasmannia – Synonym: syn. Drimys lanceolata
Tavaresia – Synonym: syn. Decabelone grandiflora
Taxandria – Synonym: syn. Agonis juniperina
Taxodium – Synonym: syn. Taxodium mucronatum
Taxodium
Taxus – Synonym: syn. Taxus baccata 'Stricta'
Taxus
Taxus – Synonym: syn. Taxus baccata 'Brevifolia'
Tecoma
Tecoma – Synonym: syn. Tecoma alata
Tecoma – Synonym: syn. Tecoma sambucifolia
Tecomanthe
Tecomaria
Tecophilaea
Tectaria
Tectaria – Synonym: syn. Fadyenia prolifera
Tectona
Telanthophora – Synonym: syn. Senecio grandifolius
Telekia
Tellima
Telopea
Teloxys
Templetonia
Temu – Synonym: syn. Blepharocalyx cruckshankii; syn. Temu divaricatum
Tephrocactus – Synonym: syn. Opuntia articulata; syn. Opuntia papyracantha
Terminalia
Terminalia – Synonym: syn. Bucida buceras
Terminalia – Synonym: syn. Bucida molinetii
Ternstroemia
Testudinaria
Tetraclinis
Tetradenia – Synonym: syn. Iboza riparia
Tetradium – Synonym: syn. Euodia hupehensis; syn. Euodia daniellii; syn. Euodia velutina
Tetragonia
Tetranema – Synonym: syn. Tetranema mexicanum
Tetrapanax
Tetrapanax – Synonym: syn. Aralia papyrifer
Tetraselago – Synonym: syn. Selago natalensis
Tetraselago – Synonym: syn. Selago wilmsii
Tetrastigma
Tetratheca
Teucrium
Teucrium – Synonym: syn. Teucrium polium subsp. aureum
Teucrium – Synonym: syn. Teucrium chamaedryoides
Teucrium – Synonym: syn. Teucrium polium subsp. capitatum
Teucrium – Synonym: syn. Teucrium rosmarinifolium
Thalia
Thalictrum
Thalictrum – Synonym: syn. Thalictrum dipterocarpum
Thalictrum – Synonym: syn. Thalictrum flavum subsp. glaucum
Thamnobryum
Thapsia
Thaumatophyllum
Thaumatophyllum – Synonym: syn. Philodendron bipinnatifidum
Thaumatophyllum – Synonym: syn. Philodendron corcovadense
Thaumatophyllum – Synonym: syn. Philodendron mello-barretoanum
Thaumatophyllum – Synonym: syn. Philodendron speciosum
Thaumatophyllum – Synonym: syn. Philodendron tweedieanum
Thaumatophyllum – Synonym: syn. Philodendron eichleri; syn. Philodendron undulatum
Thaumatophyllum – Synonym: syn. Thaumatophyllum williamsii 'Santa Leopoldina'
Thaumatophyllum – Synonym: syn. Philodendron williamsii
Thelocactus – Synonym: syn. Thelocactus heterochromus
Thelocactus
Thelocactus – Synonym: syn. Neolloydia macdowellii
Thelocactus – Synonym: syn. Ferocactus setispinus; syn. Hamatocactus setispinus
Thelypteris
Themeda
Theobroma
Thermopsis
Thespesia
Thevetia
Thibaudia
Thinopyrum – Synonym: syn. Elymus farctus
Thliphthisa
Thomasia
Thrinax
Thrixanthocereus
Thryallis
Thryptomene
Thuja – Synonym: syn. Thuja occidentalis 'Fastigiata', syn. Thuja occidentalis 'Pyramidalis'
Thuja – Synonym: syn. Thuja occidentalis 'Emerald Green'
Thuja
Thujopsis
Thunbergia
Thunia – Synonym: syn. Thunia marshalliana
Thunia
Thymbra
Thymbra – Synonym: syn. Thymus capitatus; syn. Coridothymus capitatus
Thymelaea
Thymophylla – Synonym: syn. Dyssodia tenuiloba 'Sternschnuppe'
Thymophylla – Synonym: syn. Dyssodia tenuiloba
Thymus
Thymus – Synonym: syn. Thymus ciliatus
Thymus – Synonym: syn. Thymus hirsutus
Thymus – Synonym: syn. Thymus praecox subsp. arcticus; syn. Thymus pseudolanuginosus
Thymus – Synonym: syn. Thymus polytrichus
Thymus – Synonym: syn. Thymus chamaedrys
Thymus – Synonym: syn. Thymus sipyleus var. davisianus
Thymus – Synonym: syn. Thymus origanum
Thymus – Synonym: syn. Thymus sylvestris
Thysanolaena – Synonym: syn. Thysanolaena maxima
Thysanotus
Tiarella
Tibouchina
Tigridia
Tilia
Tilia – Synonym: syn. Tilia × intermedia; syn. Tilia × vulgaris
Tillandsia – Synonym: syn. Tillandsia dianthoidea
Tillandsia
Tillandsia – Synonym: syn. Tillandsia funckiana
Tillandsia – Synonym: syn. Tillandsia decomposita
Tillandsia – Synonym: syn. Tillandsia vestita
Tillandsia – Synonym: syn. Tillandsia bryoides
Tipuana
Titanopsis
Tithonia
Tithonia – Synonym: syn. Tithonia rotundifolia 'Fackel'
Tithonia – Synonym: syn. Tithonia tagetiflora
Tococa
Tolmiea
Tolpis
Tolumnia – Synonym: syn. Oncidium variegatum
Tongpeia – Synonym: syn. Borinda fungosa
Toona
Toona – Synonym: syn. Cedrela sinensis
Tordylium
Torenia
Torenia – Synonym: syn. Torenia baillonii
Torminalis – Synonym: syn. Sorbus torminalis
Torreya
Tournefortia
Tournefortia – Synonym: syn. Argusia gnaphalodes
Toxicodendron
Toxicodendron – Synonym: syn. Rhus radicans
Trachelium
Trachelospermum
Trachelospermum – Synonym: syn. Rynchospermum jasminoides
Trachyandra
Trachycarpus
Trachymene
Trachyphrynium – Synonym: syn. Bamburanta arnoldiana
Trachystemon
Tradescantia
Tradescantia – Synonym: syn. Tradescantia blossfeldiana
Tradescantia – Synonym: syn. Tradescantia fluminensis 'Gold Leaf'
Tradescantia – Synonym: syn. Tradescantia fluminensis 'Rainbow'
Tradescantia – Synonym: syn. Tradescantia myrtifolia; syn. Tradescantia albiflora
Tradescantia – Synonym: syn. Setcreasia purpurea 'Purpurea'
Tradescantia – Synonym: syn. Setcreasia purpurea
Tradescantia – Synonym: syn. Tradescantia bermudensis 'Variegata'
Tradescantia – Synonym: syn. Tradescantia spatacea; syn. Rhoeo spatacea
Tradescantia – Synonym: syn. Tradescantia brevicaulis
Tradescantia – Synonym: syn. Campelia zanonia
Tradescantia – Synonym: syn. Zebrina pendula
Tragopogon
Tragopogon – Synonym: syn. Tragopogon sinuatus
Tragus – Synonym: syn. Cenchrus racemosus
Trapa
Traunsteinera
Trema – Synonym: syn. Trema guineense
Trevesia – Synonym: syn. Trevesia sanderi
Trevesia
Triadica – Synonym: syn. Sapium sebiferum (L.) Dum.Cours.
Trichilia – Synonym: syn. Trichilia roka
Trichilia
Trichocaulon
Trichocentrum – Synonym: syn. Oncidium bicallosum
Trichocentrum – Synonym: syn. Oncidium carthagenense
Trichocentrum – Synonym: syn. Oncidium cavendishianum
Trichocentrum – Synonym: syn. Oncidium cebolleta
Trichocentrum – Synonym: syn. Oncidium jonesianum
Trichocentrum – Synonym: syn. Oncidium lanceanum
Trichocereus
Trichocereus – Synonym: syn. Trichocereus pachanoi
Trichodesma
Trichodiadema
Trichodiadema – Synonym: syn. Trichodiadema bulbosum
Trichoglottis – Synonym: syn. Stauropsis philippinensis
Trichopilia
Trichopilia – Synonym: syn. Trichopilia coccinea; syn. Trichopilia crispa
Trichostema
Trichostigma – Synonym: syn. Ledenbergia roseoaenea
Tricyrtis
Tridens
Trifolium
Tigridia – Synonym: syn. Moraea pavonia
Triglochin
Trigonella
Trillium
Trillium – Synonym: syn. Trollium grandiflorum 'Plenum'; 'Flore Pleno'; 'Bressingham Clone'; 'New York Double'; 'Smith's Double'
Trillium – Synonym: syn. Trillium californicum
Trimeria – Synonym: syn. Trimeria rotundifolia
Trimeria
Trimezia – Synonym: syn. Neomarica coerulea
Trimezia – Synonym: syn. Neomarica gracilis
Trimezia
Trimezia – Synonym: syn. Neomarica northiana
Triolena
Triolena – Synonym: syn. Bertolonia pubescens
Tripidium – Synonym: syn. Saccharum bengalense; syn. Saccharum munja
Tripidium – Synonym: syn. Erianthus ravennae; syn. Saccharum ravennae
Triplaris – Synonym: syn. Triplaris surinamensis
Tripleurospermum – Synonym: syn. Matricaria caucasica
Triplochlamys
Tripolium
Tripsacum
Tristania
Tristania – Synonym: syn. Melaleuca salicifolia
Tristaniopsis – Synonym: syn. Tristania laurina
Tristellateia
Triteleia
Triteleia – Synonym: syn. Triteleia laxa 'Königin Fabiola'
Trithrinax – Synonym: syn. Trithrinax acanthocoma
Trithrinax
Triticum
Tritonia
Tritonia – Synonym: syn. Tritonia hyalina
Tritonia – Synonym: syn. Tritonia lineata
Tritoniopsis – Synonym: syn. Anapalina caffra
Tritoniopsis
Tritoniopsis – Synonym: syn. Antholyza revoluta
Trochodendron
Trollius
Trollius – Synonym: syn. Trollius chinensis 'Goldkönigin'
Tropaeolum
Tropaeolum – Synonym: syn. Tropaeolum lobbianum
Tropaeolum – Synonym: syn. Tropaeolum peregrinum 'Kaiserin Viktoria', syn. Tropaeolum peregrinum 'Kaiserin von Indien'
Tropaeolum – Synonym: syn. Tropaeolum canariensis
Tropaeolum – Synonym: syn. Tropaeolum yarrattii
Tropilis
Trozelia – Synonym: syn. Iochroma grandiflorum
Tsuga
Tuber
Tuberaria
Tulbaghia
Tulbaghia – Synonym: syn. Tulbaghia fragrans
Tulipa
Tulipa – Synonym: syn. Tulipa acuminata; syn. Tulipa raddii
Tulipa – Synonym: syn. Tulipa polychroma
Tulipa – Synonym: syn. Tulipa × Fosteriana 'Red Emperor'
Tulipa – Synonym: syn. Tulipa × Crispa
Tulipa – Synonym: syn. Tulipa viridiflora
Tulipa – Synonym: syn. Tulipa × Greigii 'Rotkäppchen'
Tulipa – Synonym: syn. Tulipa lownei
Tulipa – Synonym: syn. Tulipa violacea
Tulipa – Synonym: syn. Tulipa batalinii
Tulipa – Synonym: syn. Tulipa bithynica; syn. Tulipa doerfleri; syn. Tulipa goulimyi; syn. Tulipa hageri; syn. Tulipa whittallii
Tulipa – Synonym: syn. Tulipa bakeri
Tulipa – Synonym: syn. Tulipa × Single Early 'Prinz Karneval'
Tulipa – Synonym: syn. Tulipa × Single Late 'Fireside'
Tulipa – Synonym: syn. Tulipa australis; syn. Tulipa celsiana
Tulipa – Synonym: syn. Tulipa boeotica; syn. Tulipa eichleri
Tulipa – Synonym: syn. Tulipa eichleri
Tulipa – Synonym: syn. Tulipa tarda
Tulista – Synonym: syn. Haworthia margaritifera
Tulista – Synonym: syn. Haworthia pumila
Tupidanthus
Turbinicarpus
Turbinicarpus – Synonym: syn. Pelecyphora pseudopectinatus; syn. Normanbokea pseudopectinatus
Turbinicarpus – Synonym: syn. Thelocactus knuthianus
Turbinicarpus – Synonym: syn. Pelecyphora valdeziana; syn. Normanbokea valdeziana
Turnera
Turraea
Tussilago
Tweedia
Tylecodon – Synonym: syn. Cotyledon cacalioides
Tylecodon – Synonym: syn. Cotyledon paniculata
Tylecodon – Synonym: syn. Cotyledon reticulata
Typha
Typha – Synonym: syn. Typha maxima
Typha – Synonym: syn. Typha gracilis
Uebelmannia
Ugni
Ugni – Synonym: syn. Myrtus ugni
Ulex
Ullucus
Ulmus
Ulmus – Synonym: syn. Ulmus canescens
Ulmus – Synonym: syn. Ulmus carpinifolia; syn. Ulmus procera
Ulva
Umbellularia
Umbilicus
Umbilicus – Synonym: syn. Umbilicus pendulinus
Ungnadia
Uniola
Urceolina – Synonym: syn. Eucharis amazonica
Urera
Urginea
Urospermum
Urostemon – Synonym: syn. Senecio kirkii
Ursinia
Ursinia – Synonym: syn. Ursinia versicolor
Ursinia – Synonym: syn. Ursinia crithmoides
Urtica
Utricularia
Uvularia
Vaccaria
Vaccinium
Vaccinium – Synonym: syn. Vaccinium rollisonii
Vachellia – Synonym: syn. Acacia abyssinica
Vachellia – Synonym: syn. Acacia cavenia
Vachellia – Synonym: syn. Acacia constricta
Vachellia – Synonym: syn. Acacia cornigera
Vachellia – Synonym: syn. Acacia drepanolobium
Vachellia – Synonym: syn. Acacia giraffae
Vachellia – Synonym: syn. Acacia etbaica
Vachellia – Synonym: syn. Acacia smallii
Vachellia – Synonym: syn. Acacia farnesiana
Vachellia – Synonym: syn. Acacia ehrenbergiana
Vachellia – Synonym: syn. Acacia gerrardii
Vachellia – Synonym: syn. Acacia haematoxylon
Vachellia – Synonym: syn. Acacia horrida
Vachellia – Synonym: syn. Acacia karroo
Vachellia – Synonym: syn. Acacia arabica
Vachellia – Synonym: syn. Acacia nilotica
Vachellia – Synonym: syn. Acacia pennatula
Vachellia – Synonym: syn. Acacia uncinata
Vachellia
Vachellia – Synonym: syn. Acacia robusta
Vachellia – Synonym: syn. Acacia schaffneri
Vachellia – Synonym: syn. Acacia seyal var. seyal
Vachellia – Synonym: syn. Acacia sieberiana var. woodii
Vachellia – Synonym: syn. Acacia sphaerocephala
Vachellia – Synonym: syn. Acacia veracruzensis
Vachellia – Synonym: syn. Acacia tortilis subsp. heteracantha
Vachellia – Synonym: syn. Acacia tortilis var. raddiana
Vachellia – Synonym: syn. Acacia tortilis var. spirocarpa
Vachellia – Synonym: syn. Acacia tortilis
Vachellia – Synonym: syn. Acacia xanthophloea
Vagaria
Valeriana – Synonym: syn. Centranthus angustifolius
Valeriana
Valeriana – Synonym: syn. Fedia cornucopiae
Valeriana – Synonym: syn. Centranthus lecoqii
Valeriana – Synonym: syn. Centranthus ruber
Vallea
Vallota
Vancouveria
Vanda
Vanda – Synonym: syn. Ascocentrum ampullaceum
Vanda – Synonym: syn. Vanda stangeana
Vanda – Synonym: syn. Ascocentrum curvifolium
Vanda – Synonym: syn. Vanda pumila
Vanda – Synonym: syn. Ascocentrum miniatum
Vanda – Synonym: syn. Euanthe sanderiana
Vanda – Synonym: syn. Vanda tricolor var. suavis
Vanda – Synonym: syn. Vanda suaveolens
Vandanthe
Vanheerdea
Vanilla
Vasconcellea – Synonym: syn. Carica chilensis
Vasconcellea
Vasconcellea – Synonym: syn. Carica pentagona
Vauquelinia
Veitchia
Veltheimia – Synonym: syn. Veltheimia viridifolia
Veltheimia – Synonym: syn. Veltheimia glauca
Vepris – Synonym: syn. Vepris undulata
Veratrum
Verbascum
Verbascum – Synonym: syn. Verbascum propontideum
Verbena – Synonym: syn. Verbena tenuisecta
Verbena
Verbena – Synonym: syn. Glandularia laciniata
Verbena – Synonym: syn. Verbena chamaedrifolia
Verbena – Synonym: syn. Verbena venosa
Verbena – Synonym: syn. Verbena rigida
Verbesina
Vernicia – Synonym: syn. Aleurites fordii
Vernonia – Synonym: syn. Eupatorium atropurpureum
Vernonia – Synonym: syn. Vernonia crinita
Veronica – Synonym: syn. Hebe × 'Veronica Lake'
Veronica – Synonym: syn. Hebe × 'Evansii'
Veronica
Veronica – Synonym: syn. Hebe albicans
Veronica – Synonym: syn. Hebe × andersonii
Veronica – Synonym: syn. Hebe armstrongii
Veronica – Synonym: syn. Hebe × balfouriana
Veronica – Synonym: syn. Hebe carnosula
Veronica – Synonym: syn. Besseya alpina
Veronica – Synonym: syn. Hebe bidwillii
Veronica – Synonym: syn. Hebe brachysiphon
Veronica – Synonym: syn. Hebe buchananii
Veronica – Synonym: syn. Parahebe catarractae
Veronica – Synonym: syn. Hebe chathamica
Veronica – Synonym: syn. Hebe colensoi
Veronica – Synonym: syn. Hebe cupressoides
Veronica – Synonym: syn. Veronica grandis
Veronica – Synonym: syn. Hebe diosmifolia
Veronica – Synonym: syn. Hebe elliptica; syn. Hebe menziesii
Veronica – Synonym: syn. Hebe epacridea
Veronica – Synonym: syn. Hebe × franciscana
Veronica – Synonym: syn. Hebe glaucophylla
Veronica – Synonym: syn. Hebe hectorii
Veronica – Synonym: syn. Hebe hulkeana
Veronica – Synonym: syn. Hebe × kirkii
Veronica – Synonym: syn. Hebe leiophylla
Veronica – Synonym: syn. Hebe × loganioides
Veronica – Synonym: syn. Hebe lycopodioides
Veronica – Synonym: syn. Hebe macrantha
Veronica – Synonym: syn. Hebe macrocarpa
Veronica – Synonym: syn. Hebe ochracea
Veronica – Synonym: syn. Hebe buxifolia
Veronica – Synonym: syn. Hebe buxifolia; syn. Hebe odora
Veronica – Synonym: syn. Veronica holophylla
Veronica – Synonym: syn. Veronica pedunculata
Veronica – Synonym: syn. Derwentia perfoliata
Veronica – Synonym: syn. Hebe glaucocaerulea
Veronica – Synonym: syn. Hebe pinguifolia
Veronica – Synonym: syn. Hebe salicifolia
Veronica – Synonym: syn. Hebe speciosa
Veronica – Synonym: syn. Hebe imperialis; syn. Hebe speciosa
Veronica – Synonym: syn. Hebe subalpina
Veronica – Synonym: syn. Veronica longifolia var. subsessilis
Veronica – Synonym: syn. Hebe traversii
Veronica – Synonym: syn. Hebe vernicosa
Veronicastrum – Synonym: syn. Veronicastrum virginicum var. sibiricum
Veronicastrum
Vesalea – Synonym: syn. Abelia floribunda (M.Martens & Galeotti) Decne.
Viburnum – Synonym: syn. Viburnum × bodnantense 'Pink Dawn'
Viburnum
Viburnum – Synonym: syn. Viburnum farreri 'Candissimum'
Viburnum – Synonym: syn. Viburnum opulus 'Roseum'
Viburnum – Synonym: syn. Viburnum tomentosum
Viburnum – Synonym: syn. Viburnum rigidum
Vicia
Vicia – Synonym: syn. Lens culinaris
Victoria
Vigna
Viguiera
Viminaria
Vinca
Vincetoxicum
Viola
Virgilia
Viscaria – Synonym: syn. Lychnis alpina
Viscaria
Viscaria – Synonym: syn. Lychnis viscaria
Viscum
Vitellaria
Vitex
Vitis
Vitis – Synonym: syn. Vitis vinifera 'Island Belle'
Vitis – Synonym: syn. Vitis vinifera 'Bourdelas'
Vitis – Synonym: syn. Vitis vinifera 'Flame Seedless'
Vitis – Synonym: syn. Vitis vinifera 'Himrod Seedless'
Vitis – Synonym: syn. Vitis vinifera 'Italian Muscat'
Vitis – Synonym: syn. Vitis vinifera 'Bual'
Vitis – Synonym: syn. Vitis vinifera 'Muscat of Alexandria'
Vitis – Synonym: syn. Vitis vinifera 'Pearl of Csaba'
Vitis – Synonym: syn. Vitis vinifera 'California Concord'
Vitis – Synonym: syn. Vitis vinifera 'King's Ruby'
Vittadinia
Vittaria
Volkameria – Synonym: syn. Clerodendrum inerme
Vriesea
Vuylstekeara
Wachendorfia
Wahlenbergia
Wahlenbergia – Synonym: syn. Wahlenbergia zeyheri
Waldsteinia
Wallisia – Synonym: syn. Tillandsia anceps
Wallisia – Synonym: syn. Tillandsia cyanea
Wallisia – Synonym: syn. Tillandsia lindenii
Walsholaria – Synonym: syn. Olearia magniflora
Walsholaria – Synonym: syn. Olearia muelleri
Warburgia
Warczewiczella – Synonym: syn. Cochleanthes discolor
Washingtonia – Synonym: syn. Washingtonia robusta
Washingtonia
Watsonia
Watsonia – Synonym: syn. Watsonia ardernei
Watsonia – Synonym: syn. Watsonia rosea; syn. Watsonia pyramidata
Watsonia – Synonym: syn. Watsonia stanfordiae
Watsonia – Synonym: syn. Watsonia bulbilifera
Watsonia – Synonym: syn. Watsonia beatricis
Watsonia – Synonym: syn. Watsonia comptonii
Wedelia
Weigela – Synonym: syn. Weigela × 'Cardinal', syn. Weigela × 'Rhode Island Red', syn. Weigela × 'Vanicekii'
Weigela
Weigela – Synonym: syn. Weigela praecox
Weldenia
Welwitschia
Werauhia – Synonym: syn. Vriesea viridiflora
Westringia
Westringia – Synonym: syn. Westringia rosmariniformis
Whitfieldia
Wiborgia
Widdringtonia – Synonym: syn. Brunia nodiflora
Wigandia – Synonym: syn. Wigandia caracasana
Wigandia
Wilcoxia
Wisteria
Wisteria – Synonym: syn. Wisteria venusta
Wisteria – Synonym: syn. Wisteria floribunda 'Longissima'
Wisteria – Synonym: syn. Wisteria macrostachya
Wisteriopsis – Synonym: syn. Millettia reticulata
Withania
Wittsteinia
Wodyetia
Wollemia
Woodsia
Woodwardia – Synonym: syn. Woodwardia fimbriata; syn. Woodwardia chamissoi
Worsleya – Synonym: syn. Amaryllis procera
Worsleya
Wrightia
Wulfenia
Wurmbea – Synonym: syn. Dipidax triquetra; syn. Onixotis triquetra
Xantheranthemum – Synonym: syn. Chamaeranthemum igneum; syn. Eranthemum igneum
Xanthium
Xanthoceras
Xanthocercis – Synonym: syn. Pseudocadia zambesiaca
Xanthorhiza
Xanthorrhoea
Xanthosoma
Xanthosoma – Synonym: syn. Xanthosoma atrovirens var. appendiculatum
Xanthosoma – Synonym: syn. Caladium striatipes
Xanthostemon
Xeranthemum
Xeranthemum – Synonym: syn. Xeranthemum squarrosum
Xerochrysum
Xerochrysum – Synonym: syn. Bracteantha bracteata; syn. Helichrysum bracteatum
Xerochrysum – Synonym: syn. Bracteantha viscosum
Xeronema
Xerophyta – Synonym: syn. Vellozia retinervis
Xiphidium – Synonym: syn. Ixia xiphidium
Xiphotheca – Synonym: syn. Priestleya villosa
Xylobium – Synonym: syn. Xylobium squalens
Xylococcus
Xylonagra
Xylorhiza
Xylosma – Synonym: syn. Xylosma japonica
Xylosma
Xylotheca – Synonym: syn. Oncoba kraussiana
Yua – Synonym: syn. Parthenocissus thomsonii
Yucca
Yucca – Synonym: syn. Yucca brevifolia inkl. jaegeriana
Yucca – Synonym: syn. Yucca elephantipes
Yucca – Synonym: syn. Yucca recurvifolia; syn. Yucca recurva
Yucca – Synonym: syn. Yucca recurvifolia
Yucca – Synonym: syn. Yucca nana
Yucca – Synonym: syn. Yucca rigida
Yucca – Synonym: syn. Yucca australis
Yushania
Zabelia – Synonym: syn. Abelia umbellata
Zabelia – Synonym: syn. Abelia mosanensis
Zaluzianskya
Zamia
Zamia – Synonym: syn. Zamia furfuracea; syn. Zamia floridiana
Zamioculcas – Synonym: syn. Zamia loddigesii
Zantedeschia
Zantedeschia – Synonym: syn. Zantedeschia angustiloba; syn. Zantedeschia melanoleuca; syn. Zantedeschia oculata; Zantedeschia tropicalis
Zanthoxylum
Zanthoxylum – Synonym: syn. Fagara davyi
Zanthoxylum – Synonym: syn. Zanthoxylum coreanum
Zapoteca – Synonym: syn. Calliandra portoricensis
Zauschneria
Zea
Zebrina
Zelkova
Zenobia
Zephyranthes
Zephyranthes – Synonym: syn. Rhodophiala bifida
Zephyranthes – Synonym: syn. Zephyranthes grandiflora
Zephyranthes – Synonym: syn. Habranthus tubispathus
Zilla
Zingiber
Zingiber – Synonym: syn. Zingiber cassumunar
Zinnia
Zinnia – Synonym: syn. Zinnia angustifolia 'Perserteppich', Zinnia linearis, Zinnia haageana
Zizania
Ziziphus
Ziziphus – Synonym: syn. Rhamnus zizyphus
Zoysia
Zygia
Zygopetalum
Zygopetalum – Synonym: syn. Zygopetalum intermedium
Zygophyllum
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Abelia chinensis [R.Br.] syn. Abelia rupestris
Abelia floribunda
Abelia grandiflora
Abelia grandiflora [(Rovelli ex André) Rehder]
Abelia rupestris
Abelia schumannii [Rehder]
Abelia umbellata
Abeliophyllum distichum
Abeliophyllum distichum [Nakai]
Abelmoschus esculentus
Abelmoschus esculentus [(L.) Moench] syn. Hibiscus esculentus
Abelmoschus manihot [(L.) Medik.] syn. Hibiscus manihot
Abelmoschus moschatus [Medik.]
Abies alba
Abies alba [Mill.]
Abies amabilis syn. Abies amabilis ‘Procumbens’
Abies amabilis [Douglas ex J.Forbes]
Abies arizonica
Abies balsamea
Abies balsamea syn. Abies balsamea f. hudsonia
Abies balsamea [(L.) Mill.]
Abies borisii-regis [Mattf.]
Abies bracteata [(D.Don) Poit.]
Abies cephalonica
Abies cephalonica [Loudon]
Abies cilicica [(Antoine & Kotschy) Carrière]
Abies concolor
Abies concolor [(Gordon & Glend.) Lindl. ex Hildebr.]
Abies fraseri [(Pursh) Poir.]
Abies grandis [(Douglas ex D.Don) Lindl.]
Abies holophylla [Maxim.]
Abies homolepis [Siebold & Zucc.]
Abies insignis [Carrière]
Abies koreana
Abies koreana [E.H.Wilson]
Abies lasiocarpa
Abies lasiocarpa [(Hook.) Nutt.]
Abies lasiocarpa [(Merriam) Lemmon]
Abies magnifica [A.Murray bis]
Abies mariesii [Mast.]