Heliocereus speciosus (Cav.) Britton & Rose in Contr. U.S. Natl. Herb. 12: 434. 1909 Heliocereus speciosus (Cav.) Britton & Rose in Contr. U.S. Natl. Herb. 12: 434. 1909is new combination for Cactus speciosus Cav. in Anales Ci. Univ. Madrid 6: 339. 1803Taxon for this nameHeliocereus speciosus (Cav.) Britton & Rose