| Name | Astragalus kernensis var. charlestonensis Clokey |
| Authorship | Clokey |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Astragalus kernensis Jepson |
| Citation | 1942 MadroƱo 6: 218 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Astragalus kernensis var. charlestonensis Clokey |
| Identification made in | [no date] (2) |