Acanthocereus horridus Britton & Rose, Cactaceae 2: 122, fig. 181. 1920
Acanthocereus horridus, Cactaceae 2: 122, fig. 181. 1920
Type: Guatemala. without locality, 1909, Eichlam s.n. (holotype NY-00118675, isotypes US-00115577, US-00115578, U-0000928)