This name is a synonym of Agoseris glauca (Pursh) Raf..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 96FB3C20-8EBF-4CA1-B771-E270716479D3) with original publication details: Nomencl. Bot. (Steudel) 843 843 1821.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:256010-1.
This name was in version 1 of The Plant List, record gcc-132084.