Piptanthocereus chalybaeus (Salm-Dyck) Riccob. in Boll. Reale Orto Bot. Palermo 8: 227. 1909
Piptanthocereus chalybaeus in Boll. Reale Orto Bot. Palermo 8: 227. 1909
is new combination for Cereus chalibaeus, Cact. Hort. Dyck., ed. 1849: 201. 1850
Piptanthocereus chalybaeus in Boll. Reale Orto Bot. Palermo 8: 227. 1909
Taxon for this name