This name is a synonym of Symphyotrichum pilosum (Willd.) G.L.Nesom.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 383EA803-DA83-4E7A-85A4-47EC72AA6947) with original publication details: 1903.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:181514-1.
This name was in version 1 of The Plant List, record gcc-38774.