Echinopsis formosa (Pfeiff.) Jacobi ex Salm-Dyck, Cact. Hort. Dyck., ed. 1849: 39. 1850 Echinopsis formosa (Pfeiff.) Jacobi ex Salm-Dyck, Cact. Hort. Dyck., ed. 1849: 39. 1850is new combination for Echinocactus formosus Pfeiff., Enum. Diagn. Cact.: 50. 1837Taxon for this nameEchinopsis formosa (Pfeiff.) Jacobi ex Salm-Dyck