Echinopsis tacaquirensis (Vaupel) H.Friedrich & G.D.Rowley in I.O.S. Bull. 3(3): 98. 1974 Echinopsis tacaquirensis (Vaupel) H.Friedrich & G.D.Rowley in I.O.S. Bull. 3(3): 98. 1974is new combination for Cereus tacaquirensis Vaupel in Monatsschr. Kakteenk. 26: 122. 1916Taxon for this nameEchinopsis tacaquirensis (Vaupel) H.Friedrich & G.D.Rowley