Trapa carinthiaca (Beck) V. N. Vassil. in Komarov, Fl. USSR 15: 66. 1949
Trapa carinthiaca in Komarov, Fl. USSR 15: 66. 1949
is new combination for Trapa natans var. carinthiaca in Carinthia 2: 23. 1921
Trapa carinthiaca in Komarov, Fl. USSR 15: 66. 1949