| Name | Asclepias latifolia (Torrey) Rafinesque |
| Authorship | (Torrey) Rafinesque |
| Rank | Species |
| Placed in | Asclepias Linnaeus |
| Holdings | 35 Specimens held in the Harvard University Herbaria identified as Asclepias latifolia (Torrey) Rafinesque |
| Identification made in | [no date] (20), 1942 (1), 1992 (13), 2015 (1) |