This name is a synonym of Symphyotrichum bullatum (Klatt) G.L.Nesom.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 4AE0B377-EAD1-4337-9DF3-A288D23D34BB) with original publication details: Proc. Amer. Acad. Arts 35 572 1900.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:23578-2.
This name was in version 1 of The Plant List, record gcc-103998, and has not been changed.