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 and as an illegitimate name (record 6A90CF93-7572-4095-96AC-53BC9A312872) with original publication details: 163 1841.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:181091-1.
This name was in version 1 of The Plant List, record gcc-45176.