Chrysothamnus nauseosus var. bernardinus H.M.Hall accepted as Ericameria nauseosa var. bernardina (H.M.Hall) G.L.Nesom & G.I.Baird (original description)
Chrysothamnus nauseosus var. californicus (Greene) H.M.Hall accepted as Ericameria nauseosa var. speciosa (Nutt.) G.L.Nesom & G.I.Baird (original description)
Chrysothamnus nauseosus var. ceruminosus (Durand & Hilg.) H.M.Hall accepted as Ericameria nauseosa var. ceruminosa (Durand & Hilg.) G.L.Nesom & G.I.Baird (original description)
Chrysothamnus nauseosus var. hololeucus (A.Gray) H.M.Hall accepted as Ericameria nauseosa var. hololeuca (A.Gray) G.L.Nesom & G.I.Baird (original description)
Chrysothamnus nauseosus var. leiospermus (A.Gray) H.M.Hall accepted as Ericameria nauseosa var. leiosperma (A.Gray) G.L.Nesom & G.I.Baird (original description)
Haplopappus arborescens (A.Gray) H.M.Hall accepted as Ericameria arborescens (A.Gray) Greene (original description)
Haplopappus brachylepis (A.Gray) H.M.Hall accepted as Ericameria brachylepis (A.Gray) H.M.Hall (original description)
Viguiera pauciflora Brandegee accepted as Wedelia hispida Kunth (original description)