| Name | Astragalus crassicarpus var. trichocalyx (Nuttall) Barneby |
| Authorship | (Nuttall) Barneby |
| Rank | Variety |
| Placed in | Astragalus crassicarpus Nuttall |
| Citation | 1952 Ill. Fl. N. U.S. [Britton & Brown], (ed. 3). 2: 421 |
| Holdings | 22 Specimens held in the Harvard University Herbaria identified as Astragalus crassicarpus var. trichocalyx (Nuttall) Barneby |
| Identification made in | [no date] (22) |
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