Echinopsis rubinghiana (Backeb.) H.Friedrich & G.D.Rowley in I.O.S. Bull. 3(3): 97. 1974 Echinopsis rubinghiana (Backeb.) H.Friedrich & G.D.Rowley in I.O.S. Bull. 3(3): 97. 1974is new combination for Trichocereus rubinghianus Backeb., Descr. Cact. Nov. 3: 15. 1963Taxon for this nameEchinopsis rubinghiana (Backeb.) H.Friedrich & G.D.Rowley