Hylocereus scandens (Salm-Dyck) Backeb., Cactaceae 2: 817. 1959 Hylocereus scandens (Salm-Dyck) Backeb., Cactaceae 2: 817. 1959is new combination for Cereus scandens Salm-Dyck, Cact. Hort. Dyck., ed. 1849: 219. 1850Taxon for this nameHylocereus scandens (Salm-Dyck) Backeb.