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 57E99625-AAD6-4E97-B94D-C3CB60EF6610) with original publication details: 98 1819.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:182081-1.
This name was in version 1 of The Plant List, record gcc-118798.