Cleistocactus villamontesii var. longiflorior Backeb.
, Kakteenlexikon 90 (1966).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:60266-2
- Species Name
- Cleistocactus villamontesii Cárdenas, Cact. Succ. J. (Los Angeles) 33: 76, fig. 36, 37 (1961).
- Publication
- Kakteenlexikon, Das
- Collation
- 90
- Family as entered in IPNI
- Cactaceae