| Name | Oxytropis lagopus var. atropurpurea (Rydberg) Barneby |
| Authorship | (Rydberg) Barneby |
| Rank | Variety |
| Placed in | Oxytropis lagopus Nuttall |
| Citation | 1951 Leafl. W. Bot. 6: 111 |
| Holdings | 7 Specimens held in the Harvard University Herbaria identified as Oxytropis lagopus var. atropurpurea (Rydberg) Barneby |
| Identification made in | [no date] (7) |