Echinocactus ourselianus Cels ex Salm-Dyck, Cact. Hort. Dyck., ed. 1849: 34. 1850 Echinocactus ourselianus Cels ex Salm-Dyck, Cact. Hort. Dyck., ed. 1849: 34. 1850Taxon for this nameEchinocactus ourselianus Cels ex Salm-Dyck
