Eriocereus tortuosus (J.Forbes) Riccob. in Boll. Reale Orto Bot. Palermo 8: 245. 1909 Eriocereus tortuosus (J.Forbes) Riccob. in Boll. Reale Orto Bot. Palermo 8: 245. 1909is new combination for Cereus tortuosus J.Forbes, J. Hort. Tour Germany: 154. 1837This name is not assigned to any taxon.