This name is a synonym of Packera hesperia (Greene) W.A.Weber & Á.Löve.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record A05FF60E-CE79-4B2A-BE21-C889089807BE) with original publication details: 166 1891.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:233235-2.
This name was in version 1 of The Plant List, record gcc-120875, and has not been changed.