Cereus cartwrightianus (Britton & Rose) Werderm. in Backeberg, Neue Kakteen: 77. 1931 Cereus cartwrightianus (Britton & Rose) Werderm. in Backeberg, Neue Kakteen: 77. 1931is new combination for Lemaireocereus cartwrightianus Britton & Rose, Cactaceae 2: 100, f. 147–148. 1920Taxon for this nameCereus cartwrightianus (Britton & Rose) Werderm.