| Name | Astragalus nuttallianus var. canescens Torrey & A. Gray ex S. Watson |
| Authorship | Torrey & A. Gray ex S. Watson |
| Rank | Variety |
| Placed in | Astragalus nuttallianus de Candolle |
| Citation | 1855 Pacific Railr. Rep. 2, Pt. 2, Bot. (Pope) 163 |
| Citation | 1878 Bibliogr. Index N. Amer. Bot. 198 |
| Citation | 1927 Bull. Torrey Bot. Club 54: 327 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Astragalus nuttallianus var. canescens Torrey & A. Gray ex S. Watson |
| Identification made in | [no date] (3) |
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