This name is a synonym of Symphyotrichum falcatum (Lindl. ex Lindl.) G.L.Nesom.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record E3D4FB39-2301-4468-A0CE-EEBE13001CDE) with original publication details: Prodr. 5: 243 (1836) 243 1836.
This name was in version 1 of The Plant List, record gcc-137586.