External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:174894-2
- Publication
- Proceedings of the American Academy of Arts and Sciences. Boston, MA
- Collation
- 3: 293
- Family as entered in IPNI
- Cactaceae
Type Information
- Collector Team
- J.M.Bigelow s.n.
- Type Herbaria
- lectotype MO
- Distribution Of Types
- Plains, New Mexico (South-Central U.S.A., Northern America)