Echinopsis santiaguensis (Speg.) H.Friedrich & G.D.Rowley in I.O.S. Bull. 3(3): 97. 1974 Echinopsis santiaguensis (Speg.) H.Friedrich & G.D.Rowley in I.O.S. Bull. 3(3): 97. 1974is new combination for Cereus santiaguensis Speg. in Anales Mus. Nac. Buenos Aires, ser. 3, 4: 478. 1905Taxon for this nameEchinopsis santiaguensis (Speg.) H.Friedrich & G.D.Rowley