Echinomastus unguispinus var. durangensis (Ruenge) Bravo
, Cact. Suc. Mex. 25(3): 65 (1980): (1980).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:919500-1
- Species Name
- Echinomastus unguispinus (Engelm.) Britton & Rose, Cactaceae (Britton & Rose) 3: 150 (1922).
- Publication
- Cactaceas y Suculentas Mexicanas. Azcapotzalco, Mexico City
- Collation
- 25(3): 65 (1980):
- Date of Publication
- 1980
- Family as entered in IPNI
- Cactaceae