External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:174924-2
- Publication
- Bulletin du Muséum d'Histoire Naturelle. Paris
- Collation
- 1895: 320
- Family as entered in IPNI
- Cactaceae
Type Information
- Distribution Of Types
- Lower California, Mexico (Northern America)