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 75989A7A-8CA2-4798-A4EB-72B87A394B41) with original publication details: 102 1923.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:180571-1.
This name was in version 1 of The Plant List, record gcc-82741.