Coryphantha radians var. pectinoides (J.M.Coult.) Bravo
, Cact. Suc. Mex. 27: 17 (1982).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:66610-2
- Publication
- Cactaceas y Suculentas Mexicanas. Azcapotzalco, Mexico City
- Collation
- 27: 17
- Family as entered in IPNI
- Cactaceae