USA Plants of the United States Explore

• Families
• Genera 2,246
• Species

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Abelmoschus

1,051 887 Observations

species 1

Abies

4,580 3,297 Observations

species 9

Abronia

391 373 Observations

species 11

Abrus

329 244 Observations

species 1

Abutilon

2,980 2,272 Observations

species 8

Acacia

9,401 6,971 Observations

species 19

Acaena

81 68 Observations

species 2

Acalypha

1,070 830 Observations

species 10

Acamptopappus

17 17 Observations

species 1

Acanthocereus

91 75 Observations

species 1

Acanthomintha

9 9 Observations

species 2

Acanthospermum

136 96 Observations

species 2

Acanthus

11,005 9,273 Observations

species 1

Acer

85,698 67,661 Observations

species 19

Achillea

37,057 30,550 Observations

species 7

Achlys

45 40 Observations

species 1

Achyrachaena

83 82 Observations

species 1

Achyranthes

724 489 Observations

species 3

Acicarpha

18 11 Observations

species 1

Acinos

16 10 Observations

species 1

Acleisanthes

4 3 Observations

species 1

Aconitum

5,626 4,375 Observations

species 3

Acorus

450 372 Observations

species 1

Acourtia

42 42 Observations

species 3

Acrachne

1 1 Observation

species 1

Acrostichum

129 97 Observations

species 2

Actaea

2,624 2,026 Observations

species 5

Actinidia

1,176 937 Observations

species 3

Adenanthera

205 129 Observations

species 1

Adenocaulon

123 99 Observations

species 1

Adenophyllum

28 24 Observations

species 2

Adenostoma

67 60 Observations

species 1

Adiantum

3,590 3,068 Observations

species 8

Adonis

2,417 1,755 Observations

species 3

Adoxa

615 451 Observations

species 1

Aegilops

1,056 765 Observations

species 6

Aegopodium

9,108 7,299 Observations

species 1

Aeluropus

87 20 Observations

species 1

Aeonium

3,889 3,472 Observations

species 2

Aeschynomene

174 88 Observations

species 4

Aesculus

16,932 13,024 Observations

species 7

Aethusa

1,219 832 Observations

species 1

Agalinis

238 209 Observations

species 9

Agapanthus

7,619 6,599 Observations

species 1

Agastache

1,426 1,120 Observations

species 7

Agave

11,600 10,319 Observations

species 17

Ageratina

942 750 Observations

species 8

Ageratum

2,810 2,406 Observations

species 3

Aglaonema

5,068 4,718 Observations

species 1

Agnorhiza

8 8 Observations

species 1

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