| Name | Oxytropis arctica var. koyukukensis (A. E. Porsild) Welsh |
| Authorship | (A. E. Porsild) Welsh |
| Rank | Variety |
| Placed in | Oxytropis arctica R. Brown |
| Citation | 1967 Iowa State J. Sci. 41(3): 280 |
| Holdings | 21 Specimens held in the Harvard University Herbaria identified as Oxytropis arctica var. koyukukensis (A. E. Porsild) Welsh |
| Identification made in | [no date] (21) |