| Name | Astragalus marcidus Greene ex Rydberg | 
| Authorship | Greene ex Rydberg | 
| Rank | Species | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Astragalus Linnaeus | 
| GUID | urn:lsid:ipni.org:names:25207-2 | 
| Citation | 1929 N. Amer. Fl. 24: 446 | 
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Astragalus marcidus Greene ex Rydberg | 
| Identification made in | [no date] (2) |