External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:1054074-2
- Species Name
- Astragalus simplicifolius (Nutt.) A.Gray, Proc. Amer. Acad. Arts 6: 231 (1864).
- Family as entered in IPNI
- Fabaceae