Gymnocalycium gibbosum var. chubutense (Speg.) Papsch in Gymnocalycium 9: 201. 1996
Gymnocalycium gibbosum var. chubutense in Gymnocalycium 9: 201. 1996
is new combination for Echinocactus gibbosus var. chubutensis in Anales Mus. Nac. Buenos Aires 7: 285. 1902