Achyrocline guerreroana G.L.Nesom (original description)
Achyrocline oaxacana G.L.Nesom (original description)
Ageratina macdonaldii B.L.Turner (original description)
Ageratina moorei B.L.Turner (original description)
Alloispermum gonzaleziae (B.L.Turner) B.L.Turner (original description)
Alloispermum longiradiatum (Urbatsch & B.L.Turner) B.L.Turner (original description)
Alloispermum michoacanum (B.L.Rob.) B.L.Turner (original description)
Alloispermum michoacanum var. liebmannii (Sch.Bip. ex Klatt) B.L.Turner (original description)
Alloispermum palmeri (S.Watson ex A.Gray) (original description)
Alloispermum palmeri var. lancifolium (Urbatsch & B.L.Turner) (original description)
Alloispermum tridacoides (Urbatsch & B.L.Turner) C.Fernandez & Urbatsch (original description)
Aphanactis macdonaldii B.L.Turner (original description)
Archibaccharis macdonaldii G.L.Nesom (original description)
Archibaccharis nephocephala G.L.Nesom (original description)
Artemisia campestris var. caudata (Michx.) B.L.Turner accepted as Artemisia campestris L. (new combination reference)
Brickellia coulteri var. adenopoda (B.L.Rob.) B.L.Turner (original description)
Brickellia coulteri var. brachiata (A.Gray) B.L.Turner accepted as Brickellia brachiata A.Gray (original description)
Brickellia lemmonii var. carmenensis B.L.Turner (original description)
Brickellia lemmonii var. nelsonii (B.L.Rob.) B.L.Turner accepted as Brickellia nelsonii B.L.Rob. (original description)
Brickellia wendtii B.L.Turner (original description)
Brickellia worthingtonii B.L.Turner (original description)
Crepis runcinata var. barberi (Greenm.) B.L.Turner accepted as Crepis runcinata subsp. barberi (Greenm.) Babc. & Stebbins (original description)
Dyssodia pulcherrima (Strother) B.L.Turner accepted as Adenophyllum wrightii var. pulcherrimum (Strother) Strother (original description)
Ericameria crispa (L.C.Anderson) G.L.Nesom (original description)
Ericameria gilmanii (S.F.Blake) G.L.Nesom (original description)
Ericameria greenei A.Gray (original description)
Ericameria watsonii (A.Gray) G.L.Nesom (original description)
Ericameria zionis (L.C.Anderson) G.L.Nesom (original description)
Eupatorium guerreroanum (B.L.Turner) B.L.Turner accepted as Koanophyllon guerreroanum B.L.Turner (original description)
Eupatorium rzedowskii (B.L.Turner) B.L.Turner accepted as Koanophyllon rzedowskii B.L.Turner (original description)
Eupatorium surutatoanum B.L.Turner accepted as Koanophyllon sinaloensis B.L.Turner (original description)
Gamochaeta irazuensis G.L.Nesom (original description)
Gamochaeta standleyi (Steyerm.) G.L.Nesom (original description)
Gnaphaliothamnus aecidiocephalus (Grierson) G.L.Nesom (original description)
Gnaphaliothamnus concinnus (A.Gray) G.L.Nesom (original description)
Gnaphaliothamnus eleagnoides (Klatt) G.L.Nesom (original description)
Gnaphaliothamnus macdonaldii G.L.Nesom (original description)
Gnaphaliothamnus salicifolius (Bertol.) G.L.Nesom (original description)
Gnaphaliothamnus sartorii (Klatt) G.L.Nesom (original description)
Gnaphalium flavocephalum G.L.Nesom (original description)
Gnaphalium hintoniorum G.L.Nesom (original description)
Grindelia arizonica var. neomexicana (Wooton & Standl.) G.L.Nesom accepted as Grindelia arizonica A.Gray (original description)
Grindelia eligulata (Steyerm.) G.L.Nesom (original description)
Grindelia hintoniorum G.L.Nesom (original description)
Grindelia inuloides var. hirtella (B.L.Rob. & Greenm.) G.L.Nesom accepted as Grindelia hirtella (B.L.Rob. & Greenm.) Adr.Bartoli & Tortosa (original description)
Grindelia inuloides var. latamplexa G.L.Nesom (original description)
Grindelia lanceolata var. greenei (Steyerm.) G.L.Nesom (original description)
Grindelia macvaughii G.L.Nesom (original description)
Grindelia turneri G.L.Nesom (original description)
Grindelia vetimontis G.L.Nesom (original description)
Laennecia artemisioides (Meyen & Walp.) G.L.Nesom (original description)
Machaeranthera coloradensis var. brandegeei (Rydb.) T.J.Watson ex R.L.Hartm. accepted as Xanthisma coloradoense (A.Gray) D.R.Morgan & R.L.Hartm. (original description)
Steviopsis nesomii B.L.Turner (original description)