Cereus triangularis (L.) Mill., Gard. Dict., ed. 8: no. 9. 1768 Cereus triangularis (L.) Mill., Gard. Dict., ed. 8: no. 9. 1768is new combination for Cactus triangularis L., Sp. Pl.: 468. 1753Taxon for this nameCereus triangularis (L.) Mill., Gard. Dict., ed. 8: no. 9. 1768