This name is a synonym of Symphyotrichum priceae (Britton) G.L.Nesom.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 1C806324-A38F-4024-9FDC-5EB7F90371E9) with original publication details: Rhodora 50 28 1948.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:23937-2.
This name was in version 1 of The Plant List, record gcc-51060, and has not been changed.