Opuntia humifusa var. ammophila (Small) L.D.Benson
, Cact. Succ. J. (Los Angeles) 48: 59 (1976).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:175158-2
- Publication
- Cactus and Succulent Journal. [Cactus and Succulent Society of America]
- Collation
- 48: 59
- Family as entered in IPNI
- Cactaceae