Gymnocalycium leeanum (Hook.) Britton & Rose, Cactaceae 3: 154. 1922 Gymnocalycium leeanum (Hook.) Britton & Rose, Cactaceae 3: 154. 1922is new combination for Echinocactus leeanus Hook. in Bot. Mag. 71: pl 4184. 1845Taxon for this nameGymnocalycium leeanum (Hook.) Britton & Rose