| Name | Astragalus megacarpus (Nuttall) A. Gray |
| Authorship | (Nuttall) A. Gray |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Astragalus Linnaeus |
| Contains | Astragalus megacarpus var. parryi A. Gray ex S. W. Watson |
| Holdings | 17 Specimens held in the Harvard University Herbaria identified as Astragalus megacarpus (Nuttall) A. Gray |
| Identification made in | [no date] (15), 1934 (1), 2007 (1) |