Binghamia icosagona (Kunth) Backeb., Kaktus-ABC: 197. 1936 ["1935"]
Binghamia icosagona, Kaktus-ABC: 197. 1936 ["1935"]
is new combination for Cactus icosagonus, Nov. Gen. Sp. (quarto ed.) 6: 67. 1823
Binghamia icosagona, Kaktus-ABC: 197. 1936 ["1935"]