Echinocactus tubiflorus (Pfeiff.) Hook.
no HD illustration available (m2)
Echinocactus tubiflorus (Pfeiff.) Hook. [ Cereus tubiflorus Pfeiff.] [Cactaceae]
W. Curtis, Bot. Mag., vol. 65 [ser. 2, vol. 12]: t. 3627 (1839) [n.a.]