Hylocereus extensus (Salm-Dyck ex DC.) L.H.Bailey ex Britton & Rose in Stand. Cycl. Hort. 3: 1626. 1915
Hylocereus extensus in Stand. Cycl. Hort. 3: 1626. 1915
is new combination for Cereus extensus, Prodr. 3: 469. 1828
Hylocereus extensus in Stand. Cycl. Hort. 3: 1626. 1915
Taxon for this name