This name is a synonym of Symphyotrichum subulatum var. ligulatum (Shinners) S.D.Sundb..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 2CA914BC-765A-41D4-AEA0-E8B663A45FD8) with original publication details: 12 1906.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:23417-2.
This name was in version 1 of The Plant List, record gcc-134876.