External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:94587-2
- Publication
- Bollettino delle R[eale] Orto Botanico di Palermo. Palermo
- Collation
- 8: 245
- Date of Publication
- Oct-Dec 1909
- Family as entered in IPNI
- Cactaceae