| Name | Astragalus quinqueflorus S. Watson |
| Authorship | S. Watson |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Astragalus Linnaeus |
| GUID | urn:lsid:ipni.org:names:25515-2 |
| Citation | 1886 Proc. Amer. Acad. Arts 21: 450 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Astragalus quinqueflorus S. Watson |
| Identification made in | [no date] (2) |