Northeastern U.S.A. Plants of Northeastern U.S.A.Explore

• Families
• Genera
• Species 33

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Amsonia tabernaemontana Walter

Eastern Bluestar

892 702 Observations

Apocynaceae

Apocynum androsaemifolium L.

Spreading dogbane

1,127 887 Observations

Apocynaceae

Apocynum cannabinum L.

Dogbane

1,118 878 Observations

Apocynaceae

Asclepias amplexicaulis Sm.

Clasping milkweed

60 53 Observations

Apocynaceae

Asclepias exaltata L.

Least Concern

Poke milkweed

111 91 Observations

Apocynaceae

Asclepias hirtella (Pennell) Woodson

Prairie milkweed

18 18 Observations

Apocynaceae

Asclepias incarnata L.

Least Concern

Swamp milkweed

1,341 1,165 Observations

Apocynaceae

Asclepias lanceolata Walter

Fewflower milkweed

8 8 Observations

Apocynaceae

Asclepias longifolia Michx.

Long-Leaf Milkweed

17 16 Observations

Apocynaceae

Asclepias meadii Torr. ex A.Gray

Mead's milkweed

3 3 Observations

Apocynaceae

Asclepias ovalifolia Decne.

Oval-leaf milkweed

8 6 Observations

Apocynaceae

Asclepias perennis Walter

Smooth-seed milkweed

44 42 Observations

Apocynaceae

Asclepias purpurascens L.

Purple Milkweed

688 587 Observations

Apocynaceae

Asclepias quadrifolia Jacq.

Four-leaf milkweed

96 87 Observations

Apocynaceae

Asclepias rubra L.

Red milkweed

9 9 Observations

Apocynaceae

Asclepias speciosa Torr.

Showy milkweed

777 654 Observations

Apocynaceae

Asclepias sullivantii Engelm. ex A.Gray

Sullivant's milkweed

327 291 Observations

Apocynaceae

Asclepias syriaca L.

Least Concern

Common milkweed

4,321 3,621 Observations

Apocynaceae

Asclepias tuberosa L.

Butterfly milkweed

2,662 2,343 Observations

Apocynaceae

Asclepias variegata L.

Redring milkweed

148 125 Observations

Apocynaceae

Asclepias verticillata L.

Whorled milkweed

206 183 Observations

Apocynaceae

Asclepias viridiflora Raf.

Green comet milkweed

215 197 Observations

Apocynaceae

Asclepias viridis Walter

Antelope-horns

536 503 Observations

Apocynaceae

Cynanchum laeve (Michx.) Pers.

Honeyvine

233 178 Observations

Apocynaceae

Gonolobus suberosus (L.) R.Br.

Anglepod

3 1 Observation

Apocynaceae

Matelea decipiens (Alexander) Woodson

Oldfield milkvine

10 9 Observations

Apocynaceae

Matelea obliqua (Jacq.) Woodson

Climbing milkvine

6 6 Observations

Apocynaceae

Periploca graeca L.

Silkvine

378 251 Observations

Apocynaceae

Vinca major L.

Bigleaf periwinkle

16,962 14,513 Observations

Apocynaceae

Vinca minor L.

Common periwinkle

16,267 14,209 Observations

Apocynaceae

Vincetoxicum hirundinaria Medik.

Swallow Wort

5,518 3,953 Observations

Apocynaceae

Vincetoxicum nigrum (L.) Moench

Dog-strangling-vine

641 390 Observations

Apocynaceae

Vincetoxicum rossicum (Kleopow) Barbar.

European swallow-wort

20 10 Observations

Apocynaceae

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