Pilosocereus swartzii (Griseb.) Byles & G.D.Rowley in Cact. Succ. J. Gr. Brit. 19: 69. 1957 Pilosocereus swartzii (Griseb.) Byles & G.D.Rowley in Cact. Succ. J. Gr. Brit. 19: 69. 1957is new combination for Cereus swartzii Griseb., Fl. Brit. W. I.: 301. 1861Taxon for this namePilosocereus swartzii (Griseb.) Byles & G.D.Rowley