This name is a synonym of Symphyotrichum oolentangiense (Riddell) G.L.Nesom.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 9D3945F2-9ECF-421E-A7BF-0F1B01303DEA) with original publication details: 55 1835.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:181895-1.
This name was in version 1 of The Plant List, record gcc-8117.