no HD illustration available
6 485709 Gymnocalycium denudatum (Link & Otto) Pfeiff. ex Mittler [125 368957 Echinocactus denudatus Link & Otto]
N.L. Britton, J.N. Rose, Cact., vol. 3 : t. 18 (1922) [M.E. Eaton]
no thumbnail 350px available no thumbnail 200px available