Pachycereus subg. Lemaireocereus (Britton & Rose) Bravo in Cact. Suc. Mex. 17: 119. 1972 Pachycereus subg. Lemaireocereus (Britton & Rose) Bravo in Cact. Suc. Mex. 17: 119. 1972Taxon for this namePachycereus subg. Lemaireocereus (Britton & Rose) Bravo