Echinocactus brachyanthus Gürke in Monatsschr. Kakteenk. 17: 123. 1907
Echinocactus brachyanthus in Monatsschr. Kakteenk. 17: 123. 1907
is basionym for Gymnocalycium brachyanthum, Cactaceae 3: 159. 1922
is basionym for Gymnocalycium monvillei subsp. brachyanthum in Gymnocalycium 6: 102. 1993