| Cystium lentiginosum (Douglas ex Hook.) Rydb. | Astragalus lentiginosus Douglas ex Hook. trib. Galegeae |
| Cystium pallasii (Spreng.) Steven | Astragalus pallasii Spreng. sect. Paracystium |
| Cystium physodes (L.) Steven | Astragalus physodes L. sect. Cystium |
| Cystium platytropis (A.Gray) Rydb. | Astragalus platytropis A.Gray trib. Galegeae |