This name is a synonym of Aster ageratoides Turcz..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 837A997E-F2AF-425B-AFE9-D5922F6CC122) with original publication details: Enum. Pl. Jap. 2: 395 (1878) 395 1878.
This name was in version 1 of The Plant List, record gcc-126547.