Eukaryota | Plantae | Pteridobiotina | Tracheophyta | Magnoliopsida | Caryophyllales | Cactaceae | Cactoideae | Phyllocacteae | Echinocereinae | Echinocereus
COL:CS5HF | COL:P | COL:CMQ8S | COL:TP | COL:MG | COL:VW | COL:7HS | COL:626SB | COL:KVP62 | COL:KW238 | COL:632YF
(Chatton, 1925) Whittaker & Margulis, 1978 |  | Britton & Brown |  |  | Juss. ex Bercht. & J.Presl | Juss. | Eaton | Salm-Dyck | Britton & Rose | Engelm.