Ferocactus cylindraceus var. tortulospinus (H.E.Gates) Bravo
, Cact. Suc. Mex. 25(3): 65 (1980): (1980).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:919520-1
- Species Name
- Ferocactus cylindraceus (Engelm.) Orcutt, Cactography 5 (1926).
- Publication
- Cactaceas y Suculentas Mexicanas. Azcapotzalco, Mexico City
- Collation
- 25(3): 65 (1980):
- Date of Publication
- 1980
- Family as entered in IPNI
- Cactaceae