This name is a synonym of Agoseris heterophylla (Nutt.) Greene.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 176426FF-52A9-4147-AB52-F89A5302DBBB) with original publication details: 71 1887.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:260227-2.
This name was in version 1 of The Plant List, record gcc-141961.