Echinocactus gibbosus var. platensis (Speg.) Speg. in Anales Mus. Nac. Buenos Aires, ser. 3, 2: 8. 1903
Echinocactus gibbosus var. platensis in Anales Mus. Nac. Buenos Aires, ser. 3, 2: 8. 1903
is new combination for Echinocactus platensis, Contr. Fl. Sierra Vent.: 28. 1896