This name is a synonym of Eurybia conspicua (Lindl.) G.L.Nesom.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record DCD2E495-7C1D-4E0D-83E0-F96A844B695A) with original publication details: 7 1834.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:307312-2.
This name was in version 1 of The Plant List, record gcc-142352, and has not been changed.