External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:60472120-2
- Publication
- Proceedings of the American Academy of Arts and Sciences. Boston, MA
- Collation
- 3: 286
- Date of Publication
- post 13 Mar 1856
- Family as entered in IPNI
- Cactaceae
Type Information
- Locality
- On the Nueces, in Southern Texas
- Distribution Of Types
- Texas (South-Central U.S.A., Northern America)
- Type Remarks
- Collection: fl. May and June