External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:281637-2
- Publication
- Boston Journal of Natural History. Boston, MA
- Collation
- 5: 245
- Family as entered in IPNI
- Cactaceae
Type Information
- Collector Team
- F.J.Lindheimer 1844
- Type Herbaria
- lectotype MO
- Distribution Of Types
- Texas (South-Central U.S.A., Northern America)