External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:133589-1
- Publication
- Bulletin of the Torrey Botanical Club. New York
- Collation
- 35: 563
- Date of Publication
- 1908 publ. 1909
- Family as entered in IPNI
- Cactaceae
Original Data
- Remarks
- Porto Rico