GENUS NAME:

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w

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y

z

Abelia
Abelia

28 types

Abeliophyllum
Abeliophyllum

3 types

Abelmoschus
Abelmoschus

2 types

Abies
Abies

253 types

Abronia
Abronia

3 types

Abutilon
Abutilon

95 types

Acacia
Acacia

38 types

Acaena
Acaena

8 types

Acalypha
Acalypha

12 types

Acamptopappus
Acamptopappus

1 type

Acanthocalycium
Acanthocalycium

2 types

Acanthocereus
Acanthocereus

1 type

Acantholimon
Acantholimon

10 types

Acanthopanax
Acanthopanax

4 types

Acanthorhipsalis
Acanthorhipsalis

2 types

Acanthostachys
Acanthostachys

1 type

Acanthus
Acanthus

19 types

Acca
Acca

2 types

Acer
Acer

771 types

Achetaria

2 types

Achillea
Achillea

83 types

Achimenes
Achimenes

2 types

Achlys
Achlys

1 type

Achyrachaena
Achyrachaena

1 type

Achyronychia
Achyronychia

1 type

Acinos
Acinos

1 type

Aciphylla
Aciphylla

1 type

Acis
Acis

2 types

Acmella
Acmella

1 type

Acmispon
Acmispon

2 types

Acoelorrhaphe
Acoelorrhaphe

1 type

Aconitum
Aconitum

31 types

Acorus
Acorus

15 types

Acrothamnus
Acrothamnus

1 type

Actaea
Actaea

24 types

Actinidia
Actinidia

33 types

Actiniopteris

1 type

Adansonia
Adansonia

2 types

Adenanthos
Adenanthos

2 types

Adenia
Adenia

4 types

Adenium
Adenium

35 types

Adenocarpus
Adenocarpus

1 type

Adenophora
Adenophora

7 types

Adenophyllum
Adenophyllum

1 type

Adenostoma
Adenostoma

3 types

Adiantum
Adiantum

26 types

Adina
Adina

1 type

Adlumia
Adlumia

1 type

Adonis
Adonis

4 types

Adromischus
Adromischus

10 types

Aechmea
Aechmea

9 types

Aegopodium
Aegopodium

1 type

Aeonium
Aeonium

77 types

Aeschynanthus
Aeschynanthus

24 types

Aesculus
Aesculus

29 types

Aethionema
Aethionema

4 types

Afrocarpus
Afrocarpus

1 type

Agapanthus
Agapanthus

80 types

Agapetes
Agapetes

10 types

Agapetes/Vaccinium
Agapetes/Vaccinium

1 type

Agarista
Agarista

2 types

Agastache
Agastache

73 types

Agathis
Agathis

1 type

Agave
Agave

320 types

Agave macroculmis

1 type

Ageratina
Ageratina

4 types

Ageratum
Ageratum

7 types

Aglaia
Aglaia

1 type

Aglaomorpha
Aglaomorpha

1 type

Agonis
Agonis

2 types

Agrostemma
Agrostemma

2 types

Aichryson
Aichryson

2 types

Ailanthus
Ailanthus

1 type

Airampoa
Airampoa

1 type

Ajuga
Ajuga

38 types

Akebia
Akebia

11 types

Alangium
Alangium

1 type

Albizia
Albizia

8 types

Albuca
Albuca

16 types

Alcea
Alcea

36 types

Alchemilla
Alchemilla

12 types

Aletris
Aletris

1 type

Alibertia

1 type

Allagoptera
Allagoptera

1 type

Allamanda
Allamanda

10 types

Allenrolfea
Allenrolfea

1 type

Allionia
Allionia

1 type

Allium
Allium

113 types

Allocasuarina

1 type

Alluaudia
Alluaudia

6 types

Alnus
Alnus

12 types

Alocasia
Alocasia

40 types

Aloe
Aloe

241 types

Aloinopsis
Aloinopsis

7 types

Alonsoa
Alonsoa

6 types

Alopecurus

1 type

Alophia
Alophia

4 types

Aloysia
Aloysia

3 types

Alpinia
Alpinia

17 types

Alsobia
Alsobia

2 types

Alstroemeria
Alstroemeria

97 types

Alternanthera
Alternanthera

12 types

Alyogyne
Alyogyne

5 types

Alyssum
Alyssum

22 types

Alyxia

1 type

Amaranthus
Amaranthus

17 types

Amarcrinum
Amarcrinum

3 types

Amaryllis
Amaryllis

79 types

Amborella
Amborella

1 type

Ambrosia
Ambrosia

3 types

Amelanchier
Amelanchier

24 types

Amianthium
Amianthium

1 type

Amicia
Amicia

1 type

Ammi
Ammi

4 types

Ammobium

1 type

Ammocharis
Ammocharis

1 type

Amomyrtus
Amomyrtus

1 type

Amorpha
Amorpha

5 types

Amorphophallus
Amorphophallus

38 types

Ampelaster
Ampelaster

1 type

Ampelodesmos
Ampelodesmos

1 type

Ampelopsis
Ampelopsis

9 types

Amphipappus
Amphipappus

1 type

Amsonia
Amsonia

16 types

Amsonsia

1 type

Amydrium
Amydrium

2 types

Anacamperos

1 type

Anacampseros
Anacampseros

12 types

Anacardium

1 type

Anacyclus

2 types

Anagallis
Anagallis

4 types

Ananas
Ananas

8 types

Anaphalis
Anaphalis

2 types

Anchusa
Anchusa

9 types

Andromeda
Andromeda

6 types

Andropogon
Andropogon

9 types

Androsace
Androsace

6 types

Anemanthele
Anemanthele

2 types

Anemarrhena

1 type

Anemia
Anemia

3 types

Anemone
Anemone

128 types

Anemonella
Anemonella

9 types

Anemonopsis
Anemonopsis

1 type

Anemopsis
Anemopsis

1 type

Anethum
Anethum

3 types

Angelica
Angelica

12 types

Angelonia
Angelonia

5 types

Angiopteris
Angiopteris

1 type

Anigozanthos
Anigozanthos

23 types

Anisacanthus
Anisacanthus

5 types

Anisocoma
Anisocoma

1 type

Anisodontea
Anisodontea

4 types

Annona

4 types

Anoda

1 type

Anodendron

1 type

Anredera

1 type

Antennaria
Antennaria

7 types

Antenoron
Antenoron

1 type

Anthemis
Anthemis

10 types

Anthericum
Anthericum

7 types

Anthriscus
Anthriscus

2 types

Anthurium
Anthurium

23 types

Anthyllis
Anthyllis

3 types

Antigonon
Antigonon

3 types

Antimima
Antimima

2 types

Antirrhinum
Antirrhinum

47 types

Anulocaulis
Anulocaulis

1 type

Aphelandra
Aphelandra

4 types

Apios
Apios

2 types

Apium
Apium

2 types

Aplectrum
Aplectrum

1 type

Apocynum

1 type

Aporophyllum

1 type

Aquilegia
Aquilegia

114 types

Aquilegia x Semiaquilegia

1 type

Arabis
Arabis

15 types

Arachniodes
Arachniodes

5 types

Arachnothryx
Arachnothryx

1 type

Araeococcus

1 type

Araiostegia
Araiostegia

1 type

Aralia
Aralia

11 types

Araucaria
Araucaria

5 types

Araujia

1 type

Arbutus
Arbutus

12 types

Arceuthobium
Arceuthobium

2 types

Archontophoenix
Archontophoenix

3 types

Arcterica
Arcterica

1 type

Arctomecon
Arctomecon

2 types

Arctostaphylos
Arctostaphylos

236 types

Arctotis
Arctotis

15 types

Ardisia
Ardisia

7 types

Areca
Areca

2 types

Arenaria
Arenaria

9 types

Arenga
Arenga

3 types

Argemone
Argemone

6 types

Argylia
Argylia

1 type

Argyranthemum
Argyranthemum

7 types

Argyrocytisus
Argyrocytisus

1 type

Argyroderma
Argyroderma

3 types

Ariocarpus
Ariocarpus

9 types

Arisaema
Arisaema

72 types

Arisarium

1 type

Arisarum
Arisarum

3 types

Aristea
Aristea

4 types

Aristida
Aristida

1 type

Aristolochia
Aristolochia

23 types

Aristolochia californica 'Bridge Party'

1 type

Aristotelia
Aristotelia

5 types

Armatocereus
Armatocereus

2 types

Armeria
Armeria

25 types

Armoracia
Armoracia

2 types

Arnica
Arnica

1 type

Arnoglossum

1 type

Aronia
Aronia

12 types

Arrhenatherum
Arrhenatherum

1 type

Artemesia
Artemesia

2 types

Artemisia
Artemisia

44 types

Arthropodium
Arthropodium

3 types

Artocarpus

1 type

Arum
Arum

34 types

Aruncus
Aruncus

10 types

Arundinaria
Arundinaria

6 types

Arundo
Arundo

7 types

Asarina
Asarina

11 types

Asarum
Asarum

38 types

Asclepias
Asclepias

39 types

Asimina
Asimina

8 types

Asparagus
Asparagus

18 types

Asperula
Asperula

7 types

Asphodeline
Asphodeline

4 types

Asphodelus
Asphodelus

4 types

Aspidistra
Aspidistra

63 types

Asplenium
Asplenium

20 types

Astelia
Astelia

8 types

Aster
Aster

135 types

Asteranthera
Asteranthera

1 type

Asteriscus
Asteriscus

2 types

Astilbe
Astilbe

66 types

Astilboides
Astilboides

1 type

Astragalus
Astragalus

7 types

Astrantia
Astrantia

31 types

Astrolepis
Astrolepis

2 types

Astroloba
Astroloba

4 types

Astrophytum
Astrophytum

9 types

Astydamia
Astydamia

1 type

Asyneuma

1 type

Asystasia
Asystasia

2 types

Athamanta
Athamanta

1 type

Athanasia
Athanasia

3 types

Athrotaxis
Athrotaxis

2 types

Athyrium
Athyrium

39 types

Atractocarpus
Atractocarpus

1 type

Atraphaxis

1 type

Atrichoseris
Atrichoseris

1 type

Atriplex
Atriplex

4 types

Aubrieta
Aubrieta

15 types

Aucuba
Aucuba

37 types

Aurinia
Aurinia

7 types

Austrocedrus
Austrocedrus

2 types

Austrocylindropuntia
Austrocylindropuntia

7 types

Austrostipa

2 types

Averrhoa

3 types

Azalea
Azalea

244 types

Azara
Azara

13 types

Azorella
Azorella

3 types

Azorina
Azorina

1 type

Aztekium
Aztekium

1 type