Gymnocalycium megatae Y.Itô
, Explan. Diagr. Austroechinocactinae 292 (1957).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:115430-2
- Publication
- Explanatory Diagram of Austroechinocactinae
- Collation
- 292
- Family as entered in IPNI
- Cactaceae