Achaetogeron chihuahuensis Larsen accepted as Erigeron versicolor (Greenm.) G.L.Nesom (original description)
Achaetogeron chihuahuensis Larsen ex S.F.Blake (original description)
Actinea quinquesquamata (Rydb.) S.F.Blake accepted as Hymenoxys quinquesquamata Rydb. (original description)
Artemisia carruthii var. wrightii (A.Gray) S.F.Blake accepted as Artemisia carruthii Alph.Wood ex Carruth. (original description)
Artemisia dracunculoides var. dracunculina (S.Watson) S.F.Blake accepted as Artemisia dracunculus L. (original description)
Aster adenolepis S.F.Blake accepted as Dieteria bigelovii var. mucronata (Greene) D.R.Morgan & R.L.Hartm. (original description)
Aster aquifolius (Greene ex Wooton & Standl.) S.F.Blake accepted as Dieteria bigelovii var. bigelovii (A.Gray) D.R.Morgan & R.L.Hartm. (original description)
Aster arenosus (A.Heller) S.F.Blake accepted as Chaetopappa ericoides (Torr.) G.L.Nesom (original description)
Aster commutatus var. polycephalus (Rydb.) S.F.Blake accepted as Symphyotrichum falcatum var. commutatum (Torr. & A.Gray) G.L.Nesom (original description)
Chrysothamnus greenei var. filifolius (Rydb.) S.F.Blake accepted as Chrysothamnus greenei (A.Gray) Greene (original description)
Chrysothamnus pulchellus var. baileyi (Wooton & Standl.) S.F.Blake accepted as Lorandersonia baileyi (Wooton & Standl.) Urbatsch, R.P.Roberts & Neubig (original description)
Chrysothamnus viscidiflorus var. elegans (Greene) S.F.Blake accepted as Chrysothamnus viscidiflorus subsp. lanceolatus (Nutt.) H.M.Hall & Clem. (original description)
Erigeron perglaber S.F.Blake accepted as Erigeron concinnus var. subglaber (Cronquist) G.L.Nesom (original description)
Haplopappus croceus var. genuflexus (Greene) S.F.Blake (original description)
Kuhnia rosmarinifolia var. chlorolepis (Wooton & Standl.) S.F.Blake accepted as Brickellia chlorolepis (Wooton & Standl.) Shinners (original description)