Echinofossulocactus pentacanthus (Lem.) Britton & Rose, Cactaceae 3: 115. 1922
Echinofossulocactus pentacanthus, Cactaceae 3: 115. 1922
is new combination for Echinocactus pentacanthus, Cact. Aliq. Nov.: 27. 1838
Echinofossulocactus pentacanthus, Cactaceae 3: 115. 1922
Taxon for this name