This name is a synonym of Symphyotrichum cordifolium (L.) G.L.Nesom.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 3A66E4F7-48F2-4E18-B227-790BC11A9C31) with original publication details: "Sp. Pl., ed. 4. 3" 2035 1803.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:272870-2.
This name was in version 1 of The Plant List, record gcc-85611.