Echinocactus grandis Rose in Contr. U.S. Natl. Herb. 10: 126. 1906 Echinocactus grandis Rose in Contr. U.S. Natl. Herb. 10: 126. 1906is basionym for Echinocactus platyacanthus f. grandis (Rose) Bravo in Cact. Suc. Mex. 25: 64. 1980Taxon for this nameEchinocactus grandis Rose