This name is a synonym of Eurybia × herveyi (A.Gray) G.L.Nesom.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 6901AB28-BA26-4F7D-9969-E242522A4B1C) with original publication details: 156 1840.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:181908-1.
This name was in version 1 of The Plant List, record gcc-132005.