Schwantesia herrei f. major G.D.Rowley in Natl. Cact. Succ. J. 28: 6. 1973 Schwantesia herrei f. major G.D.Rowley in Natl. Cact. Succ. J. 28: 6. 1973Taxon for this nameSchwantesia herrei f. major G.D.Rowley
