USA Plants of the United States Explore

Abelmoschus

Abelmoschus

801 688 Observations
species 1
Abies

Abies

3,739 2,704 Observations
species 9
Abronia

Abronia

367 352 Observations
species 10
Abrus

Abrus

247 187 Observations
species 1
Abutilon

Abutilon

2,229 1,677 Observations
species 8
Acacia

Acacia

6,967 5,106 Observations
species 19
Acaena

Acaena

61 52 Observations
species 2
Acalypha

Acalypha

706 543 Observations
species 10
Acamptopappus

Acamptopappus

17 17 Observations
species 1
Acanthocereus

Acanthocereus

72 62 Observations
species 1
Acanthomintha

Acanthomintha

9 9 Observations
species 2
Acanthospermum

Acanthospermum

123 83 Observations
species 2
Acanthus

Acanthus

8,940 7,597 Observations
species 1
Acer

Acer

65,546 52,362 Observations
species 17
Achillea

Achillea

29,467 24,450 Observations
species 7
Achlys

Achlys

26 24 Observations
species 1
Achyrachaena

Achyrachaena

80 80 Observations
species 1
Achyranthes

Achyranthes

600 403 Observations
species 3
Acicarpha

Acicarpha

13 7 Observations
species 1
Acinos

Acinos

14 8 Observations
species 1
Acleisanthes

Acleisanthes

4 3 Observations
species 1
Aconitum

Aconitum

4,392 3,404 Observations
species 3
Acorus

Acorus

314 265 Observations
species 1
Acourtia

Acourtia

40 40 Observations
species 3
Acrachne

Acrachne

1 1 Observation
species 1
Acrostichum

Acrostichum

99 77 Observations
species 2
Actaea

Actaea

1,967 1,549 Observations
species 5
Actinidia

Actinidia

800 632 Observations
species 3
Adenanthera

Adenanthera

158 97 Observations
species 1
Adenocaulon

Adenocaulon

98 80 Observations
species 1
Adenophyllum

Adenophyllum

26 23 Observations
species 2
Adenostoma

Adenostoma

66 59 Observations
species 1
Adiantum

Adiantum

2,894 2,510 Observations
species 7
Adonis

Adonis

1,805 1,283 Observations
species 3
Adoxa

Adoxa

460 335 Observations
species 1
Aegilops

Aegilops

833 610 Observations
species 6
Aegopodium

Aegopodium

6,870 5,507 Observations
species 1
Aeluropus

Aeluropus

79 16 Observations
species 1
Aeonium

Aeonium

2,616 2,321 Observations
species 2
Aeschynomene

Aeschynomene

114 67 Observations
species 3
Aesculus

Aesculus

12,881 10,009 Observations
species 6
Aethusa

Aethusa

851 555 Observations
species 1
Agalinis

Agalinis

215 188 Observations
species 9
Agapanthus

Agapanthus

6,225 5,400 Observations
species 1
Agastache

Agastache

994 774 Observations
species 7
Agave

Agave

8,962 7,971 Observations
species 17
Ageratina

Ageratina

637 506 Observations
species 8
Ageratum

Ageratum

2,098 1,817 Observations
species 3
Aglaonema

Aglaonema

3,942 3,670 Observations
species 1
Agnorhiza

Agnorhiza

8 8 Observations
species 1
Genera