This name is a synonym of Symphyotrichum lateriflorum (L.) Á.Löve & D.Löve.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record EFEB1B8B-F25A-4B4C-8F07-EE0F45A2EC26) with original publication details: 59 1814.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:181821-1.
This name was in version 1 of The Plant List, record gcc-137254.