External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:134931-1
- Publication
- Cacteae in Horto Dyckensi Cultae. Anno 1849
- Collation
- 17
- Date of Publication
- 1-6 Apr 1850
- Family as entered in IPNI
- Cactaceae
Nomenclatural Notes
Status: nom. inval. pro syn. of M. krameri Muehlenpf.