This name is a synonym of Aster ovatus (Franch. & Sav.) Mot.Ito & Soejima.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 814DED15-BD3B-41B1-81FB-4B46916298CC) with original publication details: Bot. Jap.: 394 (1859) 394 1859.
This name was in version 1 of The Plant List, record gcc-40614.