Armatocereus cartwrightianus Backeb., Kaktus-ABC: 176. 1936 ["1935"] Armatocereus cartwrightianus Backeb., Kaktus-ABC: 176. 1936 ["1935"]is new combination for Lemaireocereus cartwrightianus Britton & Rose, Cactaceae 2: 100, f. 147–148. 1920Taxon for this nameArmatocereus cartwrightianus Backeb.