- IPNI Life Sciences Identifier (LSID)
- Memoir of a Tour to Northern Mexico: connected with Col. Doniphan's expedition, in 1846 and 1847; with a scientific appendix and three maps. Washington, DC
- Date of Publication
- Apr 1848
- Family as entered in IPNI
- Type Name
- Lectotype: E. viridiflorus Engelm.
- Same citation as
- Echinocereus Engelm., in Wisliz. Tour North Mexico 91 (1848).
- Hybrid Parent
- × Epicereus Mottram, Cactician 4: 110 (2014).