Chrysothamnus affinis A.Nelson accepted as Ericameria parryi var. affinis (A.Nelson) G.L.Nesom & G.I.Baird (original description)
Chrysothamnus affinis var. attenuatus (M.E.Jones) A.Nelson accepted as Ericameria parryi var. attenuata (M.E.Jones) G.L.Nesom & G.I.Baird (original description)
Chrysothamnus frigidus var. concolor (Rydb.) A.Nelson accepted as Ericameria nauseosa (Pall. ex Pursh) G.L.Nesom & G.I.Baird (original description)
Chrysothamnus oreophilus A.Nelson (original description)
Chrysothamnus pallidus A.Nelson accepted as Ericameria nauseosa (Pall. ex Pursh) G.L.Nesom & G.I.Baird (original description)
Chrysothamnus pulcherrimus A.Nelson accepted as Ericameria nauseosa var. speciosa (Nutt.) G.L.Nesom & G.I.Baird (original description)
Chrysothamnus pulcherrimus var. fasciculatus A.Nelson accepted as Ericameria nauseosa var. speciosa (Nutt.) G.L.Nesom & G.I.Baird (original description)
Chrysothamnus pumilus var. acuminatus A.Nelson accepted as Chrysothamnus viscidiflorus (Hook.) Nutt. (original description)
Chrysothamnus pumilus var. varus A.Nelson accepted as Chrysothamnus viscidiflorus (Hook.) Nutt. (original description)
Chrysothamnus wyomingensis A.Nelson accepted as Ericameria parryi var. parryi (A.Gray) G.L.Nesom & Baird (original description)
Picradenia macrantha A.Nelson (original description)
Tetraneuris acaulis var. caespitosa A.Nelson (original description)
Tetraneuris incana A.Nelson accepted as Tetraneuris acaulis var. acaulis (Pursh) Greene (original description)
Tetraneuris mancosensis A.Nelson accepted as Tetraneuris ivesiana Greene (original description)
Tetraneuris simplex A.Nelson accepted as Tetraneuris acaulis var. acaulis (Pursh) Greene (original description)