Echinopsis densispina f. cinnabarina (Backeb. ex Wessner) Buining
, Sukkulentenkunde 7/8: 96 (1963).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:294978-2
- Publication
- Sukkulentenkunde. Jahrbücher der Schweizerischen Kakteen-Gesellschaft. Zurich
- Collation
- 7/8: 96
- Family as entered in IPNI
- Cactaceae