Gymnocalycium riojense subsp. guasayanense (Strigl) H.Till
, Gymnocalycium 21(Sonderausgabe): 816 (2008).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:77094773-1
- Species Name
- Gymnocalycium riojense Frič ex H.Till & W.Till, Gymnocalycium 4(2): 48 (1991) (1991).
- Publication
- Gymnocalycium. Kufstein
- Collation
- 21(Sonderausgabe): 816
- Date of Publication
- Nov 2008
- Family as entered in IPNI
- Cactaceae