This name is a synonym of Eurybia compacta G.L.Nesom.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym and as an illegitimate name (record EC981D97-7033-4912-8A5C-A6222EED28C1) with original publication details: 158 1818.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:312193-2.
This name was in version 1 of The Plant List, record gcc-105704, and has not been changed.