Coreopsis oaxacensis B.L.Turner (original description)
Elaphandra archeri (H.Rob. & Brettell) H.Rob. (original description)
Elaphandra eggersii (Hieron.) H.Rob. (original description)
Elaphandra falconiensis (V.M.Badillo) H.Rob. (original description)
Elaphandra lucidula (S.F.Blake) H.Rob. (original description)
Elaphandra macrolepis (S.F.Blake) H.Rob. (original description)
Elaphandra pastazensis (H.Rob.) H.Rob. (original description)
Elaphandra paucipunctata H.Rob. (original description)
Elaphandra quinquenervis (S.F.Blake) H.Rob. (original description)
Elaphandra ulei (Hieron.) H.Rob. (original description)
Elaphandra verbesinoides (A.DC.) H.Rob. (original description)
Eleutheranthera tenella (Kunth) H.Rob. (original description)
Erigeron breweri var. bisanctus G.L.Nesom (original description)
Erigeron breweri var. covillei (Greene) G.L.Nesom (original description)
Erigeron breweri var. klamathensis G.L.Nesom accepted as Erigeron klamathensis (G.L.Nesom) G.L.Nesom (original description)
Erigeron hintoniorum B.L.Turner (original description)
Erigeron inornatus var. calidipetris G.L.Nesom (original description)
Erigeron inornatus var. keilii G.L.Nesom (original description)
Erigeron petrophilus var. viscidulus (A.Gray) G.L.Nesom (original description)
Erigeron reductus (Cronquist) G.L.Nesom (original description)
Erigeron reductus var. angustatus (A.Gray) G.L.Nesom accepted as Erigeron greenei G.L.Nesom (original description)
Erigeron serpentinus G.L.Nesom (original description)
Eupatorium galeanum B.L.Turner accepted as Koanophyllon galeanum (B.L.Turner) B.L.Turner (original description)
Wedelia epascopalis (H.Rob.) B.L.Turner (original description)