Frailea cataphracta var. duchii G.Moser
, Natl. Cact. Succ. J. 32: 83, figs (1977).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:105528-2
- Publication
- National Cactus and Succulent Journal. Leeds, Bradford
- Collation
- 32: 83, figs
- Family as entered in IPNI
- Cactaceae
Type Information
- Type Herbaria
- holotype K
- Distribution Of Types
- Paraguay (Southern South America, Southern America)