Echinomastus unguispinus subsp. durangensis (Runge) U.Guzmán
, Cactaceae Syst. Init. 16: 17 (11 Oct. 2003) (2003).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:70029547-1
- Species Name
- Echinomastus unguispinus (Engelm.) Britton & Rose, Cactaceae (Britton & Rose) 3: 150 (1922).
- Publication
- Cactaceae Systematics Initiatives: Bulletin of the International Cactaceae Systematics Group. England
- Collation
- 16: 17 (11 Oct. 2003)
- Family as entered in IPNI
- Cactaceae
Remarks
first published in U.Guzmán et al., Catálogo Cact. Mex.: 83 (May 2003), without basionym reference