| Name | Myosurus cupulatus S. Watson |
| Authorship | S. Watson |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Myosurus |
| GUID | urn:lsid:ipni.org:names:711589-1 |
| Citation | 1882 Proc. Amer. Acad. Arts 17: 362 |
| Holdings | 25 Specimens held in the Harvard University Herbaria identified as Myosurus cupulatus S. Watson |
| Identification made in | [no date] (10), 1952 (15) |