This name is a synonym of Symphyotrichum parviceps (E.S.Burgess) G.L.Nesom.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 06DF5C62-C927-4739-A8CC-9E7BD90D922A) with original publication details: Phytologia 55 381 1984.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:23934-2.
This name was in version 1 of The Plant List, record gcc-60466.