| Name | Potentilla canadensis var. simplex (Michaux) Torrey & A. Gray |
| Authorship | (Michaux) Torrey & A. Gray |
| Rank | Variety |
| Placed in | Potentilla canadensis Linnaeus |
| Holdings | 8 Specimens held in the Harvard University Herbaria identified as Potentilla canadensis var. simplex (Michaux) Torrey & A. Gray |
| Identification made in | [no date] (6), 1910 (2) |