| Name | Desmodium arizonicum S. Watson |
| Authorship | S. Watson |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Desmodium Desvaux |
| GUID | urn:lsid:ipni.org:names:78360-2 |
| Citation | 1885 Proc. Amer. Acad. Arts 20: 363 |
| Holdings | 11 Specimens held in the Harvard University Herbaria identified as Desmodium arizonicum S. Watson |
| Identification made in | [no date] (1), 1938 (1), 1987 (2), 2010 (7) |