This name is a synonym of Erigeron thunbergii A.Gray.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 4699441E-09B3-4555-BE28-0F3384E039EC) with original publication details: J. Jap. Bot. 12: 727 (1936) 727 1936.
This name was in version 1 of The Plant List, record gcc-8174.