Eriocereus tortuosus (J.Forbes) Riccob. in Boll. Reale Orto Bot. Palermo 8: 245. 1909
Eriocereus tortuosus in Boll. Reale Orto Bot. Palermo 8: 245. 1909
is new combination for Cereus tortuosus, J. Hort. Tour Germany: 154. 1837
Eriocereus tortuosus in Boll. Reale Orto Bot. Palermo 8: 245. 1909