Echinocereus engelmannii subsp. variegatus (Engelm. & J.M.Bigelow) E.Lutz
, Echinocereenfreund 13(4): 97 (2000).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:20005006-1
- Publication
- Echinocereenfreund
- Collation
- 13(4): 97
- Family as entered in IPNI
- Cactaceae