This name is a synonym of Symphyotrichum falcatum (Lindl. ex Lindl.) G.L.Nesom.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 2699F950-CDB5-4B3C-A6F9-3B272C66CE30) with original publication details: 13 1834.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:326129-2.
This name was in version 1 of The Plant List, record gcc-31938.