Echinocactus myriostigma (Lem.) Salm-Dyck, Cact. Hort. Dyck.: 22. 1841 Echinocactus myriostigma (Lem.) Salm-Dyck, Cact. Hort. Dyck.: 22. 1841is new combination for Astrophytum myriostigma Lem., Cact. Gen. Sp. Nov.: 4. 1839Taxon for this nameEchinocactus myriostigma (Lem.) Salm-Dyck