Echinocactus rhodophthalmus Hook. [ Echinocactus rhodophthalmus var. ellipticus Hook.]
no HD illustration available (m1)
Echinocactus rhodophthalmus Hook. [Cactaceae]
W. Curtis, Bot. Mag., vol. 78 [ser. 3, vol. 8]: t. 4634 (1852) [W.H. Fitch]