| Name | Astragalus nuttallianus var. trichocarpus Torr. & A. Gray |
| Authorship | Torr. & A. Gray |
| Rank | Variety |
| Placed in | Astragalus nuttallianus de Candolle |
| Citation | 1838 Fl. N. Amer. [Torr. & A. Gray] 1(2): 334 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Astragalus nuttallianus var. trichocarpus Torr. & A. Gray |
| Identification made in | [no date] (5) |