| Name | Astragalus flavus var. argillosus (M. E. Jones) Barneby |
| Authorship | (M. E. Jones) Barneby |
| Rank | Variety |
| Placed in | Astragalus flavus Nuttall |
| Citation | 1964 Mem. New York Bot. Gard. 13: 401 |
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Astragalus flavus var. argillosus (M. E. Jones) Barneby |
| Identification made in | [no date] (6) |
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