Agoseris apargioides var. eastwoodiae (Fedde) Munz (original description)
Aster oregonensis subsp. californicus (Durand) D.D.Keck accepted as Sericocarpus oregonensis subsp. californicus (Durand) Ferris (original description)
Baeria macrantha var. bakeri (J.T.Howell) D.D.Keck accepted as Lasthenia californica subsp. bakeri (J.T.Howell) R.Chan (original description)
Blepharipappus scaber subsp. laevis (A.Gray) D.D.Keck accepted as Blepharipappus scaber Hook. (original description)
Blepharizonia plumosa subsp. viscida D.D.Keck accepted as Blepharizonia laxa Greene (original description)
Calycadenia ciliosa f. alba D.D.Keck accepted as Calycadenia fremontii A.Gray (original description)
Calycadenia hispida f. albiflora D.D.Keck accepted as Calycadenia multiglandulosa DC. (original description)
Calycadenia hispida subsp. reducta D.D.Keck accepted as Calycadenia multiglandulosa DC. (original description)
Calycadenia mollis f. aurea D.D.Keck accepted as Calycadenia mollis A.Gray (original description)
Calycadenia mollis f. rosea D.D.Keck accepted as Calycadenia mollis A.Gray (original description)
Calycadenia multiglandulosa subsp. bicolor (Greene) D.D.Keck accepted as Calycadenia multiglandulosa DC. (original description)
Calycadenia multiglandulosa subsp. cephalotes (DC.) D.D.Keck accepted as Calycadenia multiglandulosa DC. (original description)
Calycadenia multiglandulosa subsp. robusta D.D.Keck accepted as Calycadenia multiglandulosa DC. (original description)
Chaenactis glabriuscula var. gracilenta (Greene) D.D.Keck accepted as Chaenactis glabriuscula var. heterocarpha (Torr. & A.Gray ex A.Gray) H.M.Hall (original description)
Chaetopappa alsinoides (Greene) D.D.Keck accepted as Pentachaeta alsinoides Greene (original description)
Chaetopappa aurea (Nutt.) D.D.Keck accepted as Pentachaeta aurea Nutt. (original description)
Chaetopappa bellidiflora (Greene) D.D.Keck accepted as Pentachaeta bellidiflora Greene (original description)
Chaetopappa exilis (A.Gray) D.D.Keck accepted as Pentachaeta exilis subsp. exilis (A.Gray) A.Gray (original description)
Chaetopappa fragilis (Brandegee) D.D.Keck accepted as Pentachaeta fragilis Brandegee (original description)
Chaetopappa lyonii (A.Gray) D.D.Keck accepted as Pentachaeta lyonii A.Gray (original description)
Chrysopsis oregona var. compacta D.D.Keck accepted as Heterotheca oregona var. compacta (D.D.Keck) Semple (original description)
Chrysothamnus axillaris D.D.Keck accepted as Chrysothamnus viscidiflorus subsp. axillaris (D.D.Keck) L.C.Anderson (original description)
Chrysothamnus nauseosus subsp. nanus (Cronquist) D.D.Keck accepted as Ericameria nauseosa var. nana (Cronquist) G.L.Nesom & G.I.Baird (original description)
Chrysothamnus nauseosus subsp. viscosus D.D.Keck (original description)
Corethrogyne filaginifolia var. hamiltonensis D.D.Keck accepted as Corethrogyne filaginifolia (Hook. & Arn.) Nutt. (original description)
Corethrogyne filaginifolia var. viscidula (Greene) D.D.Keck accepted as Corethrogyne filaginifolia (Hook. & Arn.) Nutt. (original description)
Dicoria canescens subsp. clarkiae (P.B.Kenn.) D.D.Keck accepted as Dicoria canescens A.Gray (original description)
Dicoria canescens subsp. hispidula (Rydb.) D.D.Keck accepted as Dicoria canescens A.Gray (original description)
Erigeron bloomeri var. pubens D.D.Keck accepted as Erigeron bloomeri var. bloomeri A.Gray (original description)
Grindelia hirsutula subsp. rubricaulis (DC.) D.D.Keck accepted as Grindelia hirsutula Hook. & Arn. (original description)
Grindelia latifolia subsp. platyphylla (Greene) D.D.Keck accepted as Grindelia stricta var. platyphylla (Greene) M.A.Lane (original description)
Grindelia robusta var. bracteosa (J.T.Howell) D.D.Keck accepted as Grindelia hirsutula Hook. & Arn. (original description)
Grindelia stricta subsp. blakei (Steyerm.) D.D.Keck accepted as Grindelia hirsutula Hook. & Arn. (original description)
Grindelia stricta subsp. venulosa (Jeps.) D.D.Keck accepted as Grindelia hirsutula Hook. & Arn. (original description)
Haplopappus lucidus (D.D.Keck) D.D.Keck accepted as Pyrrocoma lucida (D.D.Keck) Kartesz & Gandhi (original description)
Haplopappus ophitidis (J.T.Howell) D.D.Keck accepted as Ericameria ophitidis (J.T.Howell) G.L.Nesom (original description)
Haplopappus racemosus subsp. liatriformis (Greene) D.D.Keck accepted as Pyrrocoma liatriformis Greene (original description)
Haplopappus squarrosus subsp. grindelioides (DC.) D.D.Keck accepted as Hazardia squarrosa var. grindelioides (DC.) W.D.Clark (original description)
Haplopappus uniflorus subsp. linearis D.D.Keck accepted as Pyrrocoma linearis (D.D.Keck) Kartesz & Gandhi (original description)
Haplopappus whitneyi subsp. discoideus (J.T.Howell) D.D.Keck accepted as Hazardia whitneyi var. discoidea (J.T.Howell) W.D.Clark accepted as Adeia discoidea (J.T. Howell) G.L. Nesom (original description)
Hemizonia arida D.D.Keck accepted as Deinandra arida (D.D.Keck) B.G.Baldwin (original description)
Hemizonia australis (D.D.Keck) D.D.Keck accepted as Centromadia parryi subsp. australis (D.D.Keck) B.G.Baldwin (original description)
Hemizonia calyculata (Babc. & H.M.Hall) D.D.Keck accepted as Hemizonia congesta subsp. calyculata Babc. & H.M.Hall (original description)
Hemizonia conjugens D.D.Keck accepted as Deinandra conjugens (D.D.Keck) B.G.Baldwin (original description)
Hemizonia corymbosa subsp. macrocephala (Nutt.) D.D.Keck accepted as Deinandra corymbosa (DC.) B.G.Baldwin (original description)
Hemizonia laevis (D.D.Keck) D.D.Keck accepted as Centromadia pungens subsp. laevis (D.D.Keck) B.G.Baldwin (original description)
Hemizonia lutescens (Greene) D.D.Keck accepted as Hemizonia congesta subsp. lutescens (Greene) Babc. & H.M.Hall (original description)
Hemizonia luzulifolia subsp. rudis (Benth.) D.D.Keck accepted as Hemizonia congesta subsp. luzulifolia (DC.) Babc. & H.M.Hall (original description)
Hemizonia multicaulis subsp. vernalis D.D.Keck accepted as Hemizonia congesta subsp. lutescens (Greene) Babc. & H.M.Hall (original description)
Hemizonia pentactis (D.D.Keck) D.D.Keck accepted as Deinandra pentactis (D.D.Keck) B.G.Baldwin (original description)
Hemizonia pungens subsp. septentrionalis D.D.Keck accepted as Centromadia pungens subsp. pungens (original description)
Hemizonia tracyi (Babc. & H.M.Hall) D.D.Keck accepted as Hemizonia congesta subsp. tracyi Babc. & H.M.Hall (original description)
Holocarpha heermannii (Greene) D.D.Keck (original description)
Holocarpha obconica (J.C.Clausen & D.D.Keck) D.D.Keck (original description)
Holocarpha obconica subsp. autumnalis D.D.Keck accepted as Holocarpha obconica (J.C.Clausen & D.D.Keck) D.D.Keck (original description)
Holocarpha virgata (A.Gray) D.D.Keck (original description)
Holocarpha virgata subsp. elongata D.D.Keck (original description)
Lagophylla glandulosa subsp. serrata (Greene) D.D.Keck accepted as Lagophylla glandulosa A.Gray (original description)
Lagophylla minor (D.D.Keck) D.D.Keck (original description)
Laphamia megalocephala subsp. intricata (Brandegee) D.D.Keck (original description)
Layia chrysanthemoides subsp. maritima D.D.Keck accepted as Layia chrysanthemoides (DC.) A.Gray (original description)
Layia discoidea D.D.Keck (original description)
Layia paniculata D.D.Keck accepted as Layia hieracioides (DC.) Hook. & Arn. (original description)
Layia pentachaeta subsp. albida D.D.Keck (original description)
Layia platyglossa subsp. campestris D.D.Keck accepted as Layia platyglossa (Fisch. & C.A.Mey.) A.Gray (original description)
Layia septentrionalis D.D.Keck (original description)
Lessingia ramulosa var. glabrata D.D.Keck accepted as Lessingia micradenia var. glabrata (D.D.Keck) Ferris (original description)
Madia gracilis subsp. pilosa D.D.Keck accepted as Madia gracilis (Sm.) D.D.Keck & J.C.Clausen ex Applegate (original description)
Malacothrix saxatilis var. commutata (Torr. & A.Gray) Ferris accepted as Malacothrix saxatilis (Nutt.) Torr. & A.Gray (original description)
Senecio integerrimus var. major (A.Gray) Cronquist (original description)
Solidago canadensis subsp. elongata D.D.Keck accepted as Solidago elongata Nutt. (original description)
Solidago canadensis subsp. salebrosa (Piper) D.D.Keck accepted as Solidago canadensis var. salebrosa (Piper) M.E.Jones (original description)
Solidago spathulata subsp. glutinosa (Nutt.) D.D.Keck accepted as Solidago glutinosa Nutt. accepted as Solidago simplex var. simplex (original description)