Echinopsis atacamensis (Phil.) H.Friedrich & G.D.Rowley in I.O.S. Bull. 3(3): 94. 1974 Echinopsis atacamensis (Phil.) H.Friedrich & G.D.Rowley in I.O.S. Bull. 3(3): 94. 1974is new combination for Cereus atacamensis Phil., Fl. Atacam: 23. 1860Taxon for this nameEchinopsis atacamensis (Phil.) H.Friedrich & G.D.Rowley