External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:229593-2
- Publication
- Kew Bulletin. Kew, England
- Collation
- 23(2): 260
- Date of Publication
- 5 Aug 1969
- Family as entered in IPNI
- Cactaceae