Agoseris grandiflora var. leptophylla G.I.Baird accepted as Agoseris grandiflora (Nutt.) Greene (original description)
Agoseris heterophylla var. quentinii G.I.Baird (original description)
Calycadenia micrantha R.L.Carr & G.D.Carr (original description)
Chihuahuana Urbatsch & R.P.Roberts accepted as Medranoa Urbatsch & R.P.Roberts (original description)
Chihuahuana purpusii (Brandegee) Urbatsch & R.P.Roberts accepted as Xylothamia purpusii (Brandegee) G.L.Nesom accepted as Medranoa purpusii (Brandegee) G.L.Nesom (original description)
Cirsium arizonicum var. bipinnatum (Eastw.) D.J.Keil accepted as Cirsium calcareum (M.E.Jones) Wooton & Standl. (original description)
Cirsium arizonicum var. chellyense (R.J.Moore & Frankton) D.J.Keil (original description)
Cirsium arizonicum var. rothrockii (A.Gray) D.J.Keil (original description)
Cirsium arizonicum var. tenuisectum D.J.Keil (original description)
Cirsium clavatum var. americanum (A.Gray) D.J.Keil accepted as Cirsium scariosum var. americanum (A.Gray) D.J.Keil (original description)
Cirsium clavatum var. osterhoutii (Rydb.) D.J.Keil (original description)
Cirsium cymosum var. canovirens (Rydb.) D.J.Keil (original description)
Cirsium eatonii var. clokeyi (S.F.Blake) D.J.Keil accepted as Cirsium clokeyi S.F.Blake (original description)
Cirsium eatonii var. hesperium (Eastw.) D.J.Keil (original description)
Cirsium eatonii var. peckii (L.F.Hend.) D.J.Keil (original description)
Cirsium eatonii var. viperinum D.J.Keil (original description)
Cirsium edule var. macounii (Greene) D.J.Keil (original description)
Cirsium edule var. wenatchense D.J.Keil (original description)
Cirsium horridulum var. megacanthum (Nutt.) D.J.Keil (original description)
Cirsium inamoenum (Greene) D.J.Keil (original description)
Cirsium inamoenum var. davisii (Cronquist) D.J.Keil (original description)
Cirsium occidentale var. lucianum D.J.Keil (original description)
Cirsium ochrocentrum var. martinii (Barlow-Irick) D.J.Keil (original description)
Cirsium pulcherrimum var. aridum (Dorn) D.J.Keil (original description)
Cirsium scariosum var. americanum (A.Gray) D.J.Keil (original description)
Cirsium scariosum var. citrinum (Petr.) D.J.Keil (original description)
Cirsium scariosum var. coloradense (Rydb.) D.J.Keil (original description)
Cirsium scariosum var. congdonii (R.J.Moore & Frankton) D.J.Keil (original description)
Cirsium scariosum var. robustum D.J.Keil (original description)
Cirsium scariosum var. toiyabense D.J.Keil (original description)
Erigeron clokeyi var. pinzliae G.L.Nesom (original description)
Erigeron davisii (Cronquist) G.L.Nesom (original description)
Erigeron greenei G.L.Nesom (original description)
Erigeron klamathensis (G.L.Nesom) G.L.Nesom (original description)
Erigeron poliospermus var. disciformis (Cronquist) G.L.Nesom (original description)
Erigeron porsildii G.L.Nesom & D.F.Murray (original description)
Erigeron robustior (Cronquist) G.L.Nesom (original description)
Gundlachia diffusa (Benth.) Urbatsch & R.P.Roberts accepted as Xylothamia diffusa (Benth.) G.L.Nesom (original description)
Gundlachia riskindii (B.L.Turner & G.Langford) Urbatsch & R.P.Roberts accepted as Xylothamia riskindii (B.L.Turner & G.Langford) G.L.Nesom accepted as Aquilula riskindii (Turner & Langford) G.L. Nesom (original description)
Gundlachia triantha (S.F.Blake) Urbatsch & R.P.Roberts accepted as Xylothamia triantha (S.F.Blake) G.L.Nesom (original description)
Gundlachia truncata (G.L.Nesom) Urbatsch & R.P.Roberts accepted as Xylothamia truncata G.L.Nesom (original description)
Krigia cespitosa var. gracilis (DC.) K.L.Chambers accepted as Krigia cespitosa (Raf.) K.L.Chambers (original description)
Krigia shinnersiana K.L.Chambers (original description)
Medranoa Urbatsch & R.P.Roberts (original description)
Medranoa parrasana (S.F.Blake) Urbatsch & R.P.Roberts (original description)
Microseris laciniata subsp. detlingii K.L.Chambers (original description)
Microseris laciniata subsp. siskiyouensis K.L.Chambers (original description)
Neonesomia Urbatsch & R.P.Roberts accepted as Medranoa Urbatsch & R.P.Roberts (original description)
Neonesomia johnstonii (G.L.Nesom) Urbatsch & R.P.Roberts (original description)
Neonesomia palmeri (A.Gray) Urbatsch & R.P.Roberts (original description)
Packera streptanthifolia var. borealis (Torr. & A.Gray) Trock accepted as Packera streptanthifolia (Greene) W.A.Weber & Á.Löve (original description)
Packera subnuda var. moresbiensis Trock (original description)
Prenanthes carrii Singhurst, O'Kennon & W.C.Holmes (original description)
Solidago caesia var. zedia R.E.Cook & Semple (original description)
Solidago curtisii var. flaccidifolia (Small) R.E.Cook & Semple (original description)
Thymophylla setifolia var. greggii (A.Gray) Strother (original description)
Xylovirgata Urbatsch & R.P.Roberts accepted as Medranoa Urbatsch & R.P.Roberts (original description)
Xylovirgata pseudobaccharis (S.F.Blake) Urbatsch & R.P.Roberts accepted as Xylothamia pseudobaccharis (S.F.Blake) G.L.Nesom accepted as Medranoa pseudobaccharis (S.F.Blake) G.L.Nesom (original description)