Gymnocalycium reductum var. leeanum (Hook.) Papsch in Gymnocalycium 13: 371. 2000 Gymnocalycium reductum var. leeanum (Hook.) Papsch in Gymnocalycium 13: 371. 2000is new combination for Echinocactus leeanus Hook. in Bot. Mag. 71: pl 4184. 1845Taxon for this nameGymnocalycium reductum var. leeanum (Hook.) Papsch