This name is a synonym of Ericameria nauseosa var. bernardina (H.M.Hall) G.L.Nesom & G.I.Baird.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 39DA3816-CD68-4F42-B4A9-C40800BC7468) with original publication details: 214 1923.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:1035439-2.
This name was in version 1 of The Plant List, record gcc-65117, and has not been changed.