Ferocactus polyancistrus (Engelm. & J.M.Bigelow) N.P.Taylor in Cact. Succ. J. Gr. Brit. 41: 90. 1979
Ferocactus polyancistrus in Cact. Succ. J. Gr. Brit. 41: 90. 1979
is new combination for Echinocactus polyancistrus in Proc. Amer. Acad. Arts 3: 272. 1856
Ferocactus polyancistrus in Cact. Succ. J. Gr. Brit. 41: 90. 1979