| Name | Astragalus casteniformis S. Watson |
| Authorship | S. Watson |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Astragalus Linnaeus |
| Contains | Astragalus casteniformis var. consobrinus Barneby |
| Citation | 1885 Proc. Amer. Acad. Arts 20: 361 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Astragalus casteniformis S. Watson |
| Identification made in | [no date] (5) |