Anaphalis todaiensis Honda accepted as Anaphalis sinica var. pernivea T.Shimizu (original description)
Cirsium apoense Nakai (original description)
Cirsium asperum Nakai accepted as Cirsium japonicum var. maackii (Maxim.) Matsum. (original description)
Cirsium hachijoense Nakai (original description)
Cirsium ibukiense Nakai accepted as Cirsium japonicum (Thunb.) Fisch. ex DC. (original description)
Cirsium lacinulatum Nakai accepted as Cirsium japonicum (Thunb.) Fisch. ex DC. (original description)
Cirsium liukiuense Nakai accepted as Cirsium brevicaule A.Gray (original description)
Cirsium ruderale Nakai accepted as Cirsium heiianum Koidz. (original description)
Cirsium senile Nakai accepted as Cirsium japonicum (Thunb.) Fisch. ex DC. (original description)
Cirsium tobai Nakai accepted as Cirsium amplexifolium (Nakai) Kitam. (original description)
Cirsium tonense Nakai accepted as Cirsium nipponicum var. incomptum (Maxim.) Kitam. ex Ohwi (original description)
Cirsium ugoense Nakai (original description)
Cirsium xanthacanthum Nakai accepted as Cirsium japonicum (Thunb.) Fisch. ex DC. (original description)
Saussurea pseudosagitta Honda (original description)
Saussurea rectinervis Nakai (original description)