| Fabaceae | |
Astragalus ceramicus var. apus
| Barneby | Mem. New York Bot. Gard. 13: 341, map 33 | 1964 |
| Fabaceae | |
Astragalus ceramicus var. ceramicus
| | | |
| Fabaceae | |
Astragalus ceramicus var. filifolius
| (A. Gray) F.J. Herm. | J. Washington Acad. Sci. 38(7): 237 | 1948 |
| Fabaceae | * |
Astragalus ceramicus var. imperfectus
| E. Sheld. | Minnesota Bot. Stud. 1(3): 137 | 1894 |
| Fabaceae | * |
Astragalus ceramicus var. jonesii
| E. Sheld. | Minnesota Bot. Stud. 1(1): 19 | 1894 |
| Fabaceae | |
Astragalus ceramicus var. longifolius
| (Pursh) Rydb. | Bot. Surv. Nebraska 3: 31 | 1894 |