Matucana icosagona (Kunth) Buxb. in Krainz, Kakteen 54: C V b. 1973
Matucana icosagona in Krainz, Kakteen 54: C V b. 1973
is new combination for Cactus icosagonus, Nov. Gen. Sp. (quarto ed.) 6: 67. 1823
Matucana icosagona in Krainz, Kakteen 54: C V b. 1973