Pediocactus scheeri (Salm-Dyck) Halda in Acta Mus. Richnov., Sect. Nat., 5: 25. 1998 Pediocactus scheeri (Salm-Dyck) Halda in Acta Mus. Richnov., Sect. Nat., 5: 25. 1998is new combination for Echinocactus scheeri Salm-Dyck, Cact. Hort. Dyck., ed. 1849: 155. 1850Taxon for this namePediocactus scheeri (Salm-Dyck) Halda