External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:1161098-2
- Species Name
- Opuntia engelmannii Salm-Dyck ex Engelm., Boston J. Nat. Hist. 6(2): 207 (1850).
- Family as entered in IPNI
- Cactaceae