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 5AF86FFF-63EE-4AC7-AC63-B3399A59C58D) with original publication details: 960 1901.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:23589-2.
This name was in version 1 of The Plant List, record gcc-111492, and has not been changed.