This name is a synonym of Ericameria nauseosa var. mohavensis (Greene) G.L.Nesom & G.I.Baird.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 2248BE57-5D7A-4302-BC44-67DF9F98766D) with original publication details: Revis. Gen. Pl. 1: 318 318 1891.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:1136960-2.
This name was in version 1 of The Plant List, record gcc-77892, and has not been changed.