Opuntia engelmannii var. flexospina (Griffiths) B.D.Parfitt & Pinkava
, Madroño 35(4): 348 (1989). BHL- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:955197-1
- Publication
- Madrono; Journal of the California Botanical Society
- Collation
- 35(4): 348
- Date of Publication
- 1988 publ. 1989
- Family as entered in IPNI
- Cactaceae