Neobuxbaumia mezcalaensis var. robusta (E.Y.Dawson) E.Y.Dawson in Cact. Succ. J. (Los Angeles) 24: 169. 1952
Neobuxbaumia mezcalaensis var. robusta in Cact. Succ. J. (Los Angeles) 24: 169. 1952
is new combination for Cephalocereus mezcalaensis var. robustus in Allan Hancock Found. Publ. Occas. Pap. 1: 9. 1948