| Asclepias auriculata Kunth |
Accepted |
11 |
| Asclepias circinalis (Decne.) Woodson |
Accepted |
11 |
| Asclepias cordifolia (Benth.) Jeps. |
Accepted |
11 |
| Asclepias curassavica L. |
Accepted |
11 |
| Asclepias erosa Torr. |
Accepted |
11 |
| Asclepias exaltata L. |
Accepted |
11 |
| Asclepias fascicularis Decne. |
Accepted |
11 |
| Asclepias incarnata L. |
Accepted |
11 |
| Asclepias lanuginosa Nutt. |
Accepted |
11 |
| Asclepias latifolia (Torr.) Raf. |
Accepted |
11 |
| Asclepias linaria Cav. |
Accepted |
11 |
| Asclepias ovalifolia Decne. |
Accepted |
11 |
| Asclepias ovata M. Martens & Galeotti |
Accepted |
11 |
| Asclepias speciosa Torr. |
Accepted |
11 |
| Asclepias subulata Decne. |
Accepted |
11 |
| Asclepias sullivantii Engelm. ex A. Gray |
Accepted |
11 |
| Asclepias syriaca L. |
Accepted |
11 |
| Asclepias verticillata L. |
Accepted |
11 |
| Asclepias vestita Hook. & Arn. |
Accepted |
11 |
| Asclepias viridiflora Raf. |
Accepted |
11 |
| Asclepias consanguinea Kunze |
Unresolved |
11 |
| Asclepias incarnata Walter |
Unresolved |
11 |
| Asclepias salicifolia Lodd. |
Unresolved |
11 |
| Asclepias curassavica Griseb. |
Synonym of Asclepias campestris Vell. |
11 |
| Asclepias glaucescens HBK |
Synonym of Asclepias glaucescens Kunth |
11 |
| Asclepias incarnata var. neoscotica Fernald |
Synonym of Asclepias incarnata subsp. pulchra (Ehrh.) Woodson |
11 |
| Asclepias lanuginosa HBK |
Synonym of Asclepias lanuginosa Nutt. |
11 |
| Asclepias grandiflora E. Fourn. |
Synonym of Asclepias lynchiana Fishbein |
11 |
| Asclepias cornuti Decne. |
Synonym of Asclepias syriaca L. |
11 |
| Asclepias tuberosa |
Synonym of Asclepias tuberosa L. |
11 |
| Asclepias physocarpa (E. Mey.) Schltr. |
Synonym of Gomphocarpus physocarpus E. Mey. |
11 |
| Asclepias lineolata (Decne.) Schltr. |
Synonym of Pachycarpus lineolatus (Decne.) Bullock |
11 |
