Echinocactus wrightii J.M.Coult. in Cycl. Amer. Hort. 2: 513. 1900 Echinocactus wrightii J.M.Coult. in Cycl. Amer. Hort. 2: 513. 1900Taxon for this nameEchinocactus wrightii J.M.Coult.
