| Name | Astragalus pycnostachyus A. Gray | 
| Authorship | A. Gray | 
| Rank | Species | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Astragalus Linnaeus | 
| Contains | Astragalus pycnostachyus var. lanosissimus (Rydberg) Munz & McBurney | 
| GUID | urn:lsid:ipni.org:names:479451-1 | 
| Citation | 1865 Proc. Amer. Acad. Arts 6: 526 | 
| Holdings | 19 Specimens held in the Harvard University Herbaria identified as Astragalus pycnostachyus A. Gray | 
| Identification made in | [no date] (19) | 
