Echinocactus senilis (Haw.) Beaton in Gard. Mag. & Reg. Rural Domest. Improv. 15: 550. 1839
Echinocactus senilis in Gard. Mag. & Reg. Rural Domest. Improv. 15: 550. 1839
is new combination for Cactus senilis in Philos. Mag. J. 63: 41. 1824
Echinocactus senilis in Gard. Mag. & Reg. Rural Domest. Improv. 15: 550. 1839