| Name | Astragalus miser var. serotinus (A. Gray ex J. G. Cooper) Barneby |
| Authorship | (A. Gray ex J. G. Cooper) Barneby |
| Rank | Variety |
| NomenclaturalStatus | Unknown |
| Placed in | Astragalus miser Douglas |
| Citation | 1956 Amer. Midl. Naturalist 55: 481 |
| Holdings | 53 Specimens held in the Harvard University Herbaria identified as Astragalus miser var. serotinus (A. Gray ex J. G. Cooper) Barneby |
| Identification made in | [no date] (51), 1963 (1), 2025 (1) |