This name is a synonym of Euthamia graminifolia (L.) Nutt..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 162B3586-0ED9-4D0C-8974-4C81D1F47622) with original publication details: Revis. Gen. Pl. 1 316 1891.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:23508-2.
This name was in version 1 of The Plant List, record gcc-41295.