Pyrrhocactus horridus var. robustus (F.Ritter) F.Ritter
, Kakteen Südamerika 3: 947 (1980).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:1155948-2
- Species Name
- Pyrrhocactus horridus (J.Rémy ex Gay) Backeb.
- Publication
- Kakteen in Sudamerika: Ergebnisse Meiner 20-jährigen Feldforschung
- Collation
- 3: 947
- Family as entered in IPNI
- Cactaceae
Remarks
[Gandhi 1 Jan 1998]