This name is a synonym of Chrysolaena platensis (Spreng.) H.Rob..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 63D65577-33C4-43DD-99CC-94AE7E3BDB99) with original publication details: Linnaea 6: 670. 1831 670 1831.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:258119-1.
This name was in version 1 of The Plant List, record gcc-97786.