This name is a synonym of Ericameria nauseosa var. latisquamea (A.Gray) G.L.Nesom & G.I.Baird.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 4C621753-B84B-4543-BE6D-174FA348890B) with original publication details: Erythea 3 110 1895.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:58174-2.
This name was in version 1 of The Plant List, record gcc-12519, and has not been changed.