| Name | Geranium atropurpureum var. cowenii (Rydberg) Dorn | 
| Authorship | (Rydberg) Dorn | 
| Rank | Variety | 
| Placed in | Geranium atropurpureum A. Heller | 
| Citation | 1988 Vasc. Pl. Wyoming 297 | 
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Geranium atropurpureum var. cowenii (Rydberg) Dorn | 
| Identification made in | [no date] (2) | 
