| Name | Asclepias ×macroura A. Gray |
| Authorship | A. Gray |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Asclepias Linnaeus |
| Citation | 1887 Proc. Amer. Acad. Arts 22: 436 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Asclepias ×macroura A. Gray |
| Identification made in | [no date] (1) |
Copyright © 2013 The President and Fellows of Harvard College | Accessibility