This name is a synonym of Symphyotrichum shortii (Lindl.) G.L.Nesom.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record BEC9F503-ACA5-4735-B1C8-5B46605CE4E8) with original publication details: Bull. Torrey Bot. Club 24 339 1897.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:23169-2.
This name was in version 1 of The Plant List, record gcc-49282.