Acanthocereus horribarbis (Salm-Dyck) Borg, Cacti, ed. 1: 133. 1937 Acanthocereus horribarbis (Salm-Dyck) Borg, Cacti, ed. 1: 133. 1937is new combination for Cereus horribarbis Salm-Dyck, Cact. Hort. Dyck., ed. 1849: 205. 1850Taxon for this nameAcanthocereus horribarbis (Salm-Dyck) Borg