External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:269733-2
- Publication
- Bulletin of the Torrey Botanical Club. New York
- Collation
- 52: 146, 149
- Family as entered in IPNI
- Fabaceae
Type Information
- Distribution Of Types
- Utah (Southwestern U.S.A., Northern America)
Links
- Nomenclatural link
- Astragalus amphioxys var. melanocalyx (Rydb.) Tidestr.
- Nomenclatural link
- Astragalus marcusjonesii Munz
- Same citation as
- Xylophacos melanocalyx Rydb.
- Same citation as
- Xylophacos melanocalyx Rydb., Bull. Torrey Bot. Club 52: 149 (1925).