| Name | Astragalus atratus S. Watson |
| Authorship | S. Watson |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Astragalus Linnaeus |
| Contains | Astragalus atratus var. mensanus M. E. Jones Astragalus atratus var. owyheensis (A. Nelson & J. F. Macbride) M. E. Jones Astragalus atratus var. phyllophorus M. E. Jones |
| GUID | urn:lsid:ipni.org:names:24501-2 |
| Citation | 1871 Botany [Fortieth Parallel] 69 |
| Holdings | 18 Specimens held in the Harvard University Herbaria identified as Astragalus atratus S. Watson |
| Identification made in | [no date] (18) |
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