| Name | Clematis holosericea Pursh |
| Authorship | Pursh |
| Rank | Species |
| Placed in | Clematis Linnaeus |
| Citation | 1814 Fl. Amer. Sept. [Pursh] 2: 384 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Clematis holosericea Pursh |
| Identification made in | [no date] (1), 2018 (1) |