| Polymnia canadensis L. |
Accepted |
15 |
| Polymnia cossatotensis Pittman & V. M. Bates |
Accepted |
15 |
| Polymnia laevigata Beadle |
Accepted |
15 |
| Polymnia sonchifolia Poepp. |
Accepted |
30 |
| Polymnia oaxacana S. Bip. |
Unresolved |
16 |
| Polymnia canadensis var. canadensis |
Synonym of Polymnia canadensis L. |
15 |
| Polymnia canadensis var. radiata A. Gray |
Synonym of Polymnia canadensis L. |
15 |
| Smallanthus latisquamus (S. F. Blake) H. Rob. |
Synonym of Polymnia quichensis J. M. Coult. |
16 |
| Polymnia apus S. F. Blake |
Synonym of Smallanthus apus (S. F. Blake) H. Rob. |
16 |
| Polymnia connata (Spreng.) S. F. Blake |
Synonym of Smallanthus connatus (Spreng.) H. Rob. |
16 |
| Polymnia fruticosa Benth. |
Synonym of Smallanthus fruticosus (Benth.) H. Rob. |
25 |
| Polymnia jelskii Hieron. |
Synonym of Smallanthus jelskii (Hieron.) H. Rob. |
29 |
| Polymnia macroscypha Baker |
Synonym of Smallanthus macroscyphus (Baker) A. Grau |
16 |
| Polymnia maculata Cav. |
Synonym of Smallanthus maculatus (Cav.) H. Rob. |
16 |
| Polymnia pyramidalis Triana |
Synonym of Smallanthus pyramidalis (Triana) H. Rob. |
29 |
| Polymnia riparia Kunth |
Synonym of Smallanthus riparius (Kunth) H. Rob. |
17 |
| Polymnia edulis Wedd. |
Synonym of Smallanthus sonchifolius (Poepp.) H. Rob. |
30 |
| Polymnia uvedalia (L.) L. |
Synonym of Smallanthus uvedalia (L.) Mack. ex Mack. |
16 |
| Polymnia uvedalia var. floridana S. F. Blake |
Synonym of Smallanthus uvedalia (L.) Mack. ex Mack. |
16 |
| Polymnia uvedalia var. uvedalia |
Synonym of Smallanthus uvedalia (L.) Mack. ex Mack. |
16 |