| Name | Asclepias sullivantii Engelmann ex A. Gray |
| Authorship | Engelmann ex A. Gray |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Asclepias Linnaeus |
| Citation | 1848 Manual [A. Gray] 366 |
| Holdings | 37 Specimens held in the Harvard University Herbaria identified as Asclepias sullivantii Engelmann ex A. Gray |
| Identification made in | [no date] (35), 2017 (2) |