Malacocarpus pampeanus (Speg.) Hosseus in Arch. Esc. Fárm. Fac. Ci. Méd. Córdoba 9: 127. 1939
Malacocarpus pampeanus in Arch. Esc. Fárm. Fac. Ci. Méd. Córdoba 9: 127. 1939
is new combination for Echinocactus pampeanus, Contr. Fl. Sierra Vent.: 27. 1896