External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:191568-2
- Publication
- North American Flora. New York Botanical Garden
- Collation
- 24(6): 363
- Date of Publication
- 15 May 1929
- Family as entered in IPNI
- Fabaceae
Links
- Nomenclatural link
- Astragalus preussii var. laxiflorus A.Gray, Proc. Amer. Acad. Arts 13: 369 (1878).
- Same citation as
- Phaca laxiflora Rydb., N. Amer. Fl. 24(6): 363 (1929).
- Same citation as
- Phaca laxiflora (A.Gray) Rydb.