This name is a synonym of Eurybia mirabilis (Torr. & A.Gray) G.L.Nesom.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 7D549076-64B6-4308-AE7D-A35BCDA36174) with original publication details: 165 1841.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:300009-2.
This name was in version 1 of The Plant List, record gcc-104372, and has not been changed.