Echinocereus scheeri (Salm-Dyck) Rümpler, Handb. Cacteenk., ed. 2: 801. 1885 Echinocereus scheeri (Salm-Dyck) Rümpler, Handb. Cacteenk., ed. 2: 801. 1885is new combination for Cereus scheeri Salm-Dyck, Cact. Hort. Dyck., ed. 1849: 190. 1850Taxon for this nameEchinocereus scheeri (Salm-Dyck) Rümpler