Echinocactus exsculptus var. foveolatus (J.N.Haage ex Pfeiff.) Salm-Dyck, Cact. Hort. Dyck., ed. 1844: 18. 1845
Echinocactus exsculptus var. foveolatus, Cact. Hort. Dyck., ed. 1844: 18. 1845
is new combination for Cereus foveolatus, Enum. Diagn. Cact.: 77. 1837