| Name | Potentilla thurberi var. atrorubens (Rydberg) Kearney & Peebles |
| Authorship | (Rydberg) Kearney & Peebles |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Potentilla thurberi A. Gray |
| GUID | urn:lsid:ipni.org:names:209543-2 |
| Holdings | 12 Specimens held in the Harvard University Herbaria identified as Potentilla thurberi var. atrorubens (Rydberg) Kearney & Peebles |
| Identification made in | [no date] (10), 2009 (2) |