| 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) |