| Name | Myosurus minimus subsp. montanus G. R. Campbell |
| Authorship | G. R. Campbell |
| Rank | Subspecies |
| Placed in | Myosurus minimus Linnaeus |
| Citation | 1952 Aliso 2(4): 394 |
| Holdings | 25 Specimens held in the Harvard University Herbaria identified as Myosurus minimus subsp. montanus G. R. Campbell |
| Identification made in | [no date] (18), 1952 (7) |