Integrated Taxonomic Information System - Search Results

Results of: Search in every Kingdom for Taxon Author(s) Name(s) containing 'D.D. Keck'
 
 Kingdom Plantae
  Machaeranthera shastensis var. eradiata (A. Gray) Cronquist & D.D. Keck – not accepted
  Machaeranthera wrightii (A. Gray) Cronquist & D.D. Keck – not accepted
  Artemisia ludoviciana ssp. redolens (A. Gray) D.D. Keck – accepted – white sagebrush, white sagewort
  Blepharipappus scaber ssp. laevis (A. Gray) D.D. Keck – not accepted – rough eyelashweed
  Chaetopappa exilis (A. Gray) D.D. Keck – not accepted
  Chaetopappa lyonii (A. Gray) D.D. Keck – not accepted
  Dubautia arborea (A. Gray) D.D. Keck – accepted – Mauna Kea dubautia
  Dubautia ciliolata var. juniperoides (A. Gray) D.D. Keck – not accepted
  Dubautia latifolia (A. Gray) D.D. Keck – accepted – koholapehu, na`ena`e
  Dubautia menziesii (A. Gray) D.D. Keck – accepted – mountain dubautia
  Dubautia platyphylla (A. Gray) D.D. Keck – accepted – cinderslope dubautia
  Dubautia scabra var. leiophylla (A. Gray) D.D. Keck – not accepted
  Dubautia struthioloides (A. Gray) D.D. Keck – not accepted
  Holocarpha virgata (A. Gray) D.D. Keck – accepted – yellowflower tarweed
  Holocarpha virgata ssp. virgata (A. Gray) D.D. Keck – accepted – yellowflower tarweed
  Horkelia cuneata ssp. sericea (A. Gray) D.D. Keck – not accepted – wedgeleaf horkelia, wedge-leaved horkelia
  Madia elegans ssp. wheeleri (A. Gray) D.D. Keck – not accepted – Wheeler's tarweed
  Madia minima (A. Gray) D.D. Keck – not accepted – oppositeleaved tarweed, least tarweed
  Penstemon antirrhinoides ssp. microphyllus (A. Gray) D.D. Keck – not accepted
  Penstemon azureus ssp. angustissimus (A. Gray) D.D. Keck – not accepted – azure penstemon
  Penstemon barbatus ssp. trichander (A. Gray) D.D. Keck – not accepted – beardlip penstemon
  Penstemon barbatus var. trichanderi (A. Gray) D.D. Keck – not accepted
  Penstemon gairdneri ssp. oreganus (A. Gray) D.D. Keck – not accepted
  Penstemon humilis ssp. brevifolius (A. Gray) D.D. Keck – not accepted – low beardtongue
  Penstemon linarioides ssp. sileri (A. Gray) D.D. Keck – accepted – Siler's penstemon
  Penstemon virgatus ssp. arizonicus (A. Gray) D.D. Keck – not accepted
  Achillea borealis ssp. arenicola (A. Heller) D.D. Keck – not accepted
  Orthocarpus purpurascens var. venustus (A. Heller) D.D. Keck – not accepted
  Penstemon angustifolius ssp. caudatus (A. Heller) D.D. Keck – not accepted
  Amphipappus fremontii ssp. spinosus (A. Nelson) D.D. Keck – not accepted – Fremont's chaffbush, chaffbush
  Penstemon caespitosus ssp. desertipicti (A. Nelson) D.D. Keck – not accepted
  Penstemon eatonii ssp. exsertus (A. Nelson) D.D. Keck – accepted – firecracker penstemon, Eaton's penstemon, Eaton's firecracker
  Penstemon laricifolius ssp. exilifolius (A. Nelson) D.D. Keck – not accepted – larchleaf beardtongue
  Penstemon linarioides ssp. coloradoensis (A. Nelson) D.D. Keck – accepted – toadflax penstemon, Colorado penstemon
  Penstemon procerus ssp. formosus (A. Nelson) D.D. Keck – not accepted
  Penstemon pseudospectabilis ssp. connatifolius (A. Nelson) D.D. Keck – accepted – desert penstemon, desert beardtongue
  Penstemon seorsus (A. Nelson) D.D. Keck – accepted – shortlobe penstemon
  Penstemon speciosus ssp. kennedyi (A. Nelson) D.D. Keck – not accepted
  Penstemon tolmiei ssp. formosus (A. Nelson) D.D. Keck – not accepted
  Penstemon watsonii ssp. laxus (A. Nelson) D.D. Keck – not accepted
  Penstemon rothrockii ssp. jacintensis (Abrams) D.D. Keck – not accepted
  Hemizonia parryi ssp. congdonii (B.L. Rob. & Greenm.) D.D. Keck – not accepted – Congdon's tarweed
  Hemizonia calyculata (Babc. & H.M. Hall) D.D. Keck – not accepted
  Hemizonia tracyi (Babc. & H.M. Hall) D.D. Keck – not accepted
  Hemizonia luzulifolia ssp. rudis (Benth.) D.D. Keck – not accepted
  Orthocarpus densiflorus var. gracilis (Benth.) D.D. Keck – not accepted
  Penstemon barbatus ssp. torreyi (Benth.) D.D. Keck – not accepted – Torrey's penstemon
  Penstemon bicolor (Brandegee) Clokey & D.D. Keck – accepted – pinto beardtongue, pinto penstemon
  Penstemon bicolor ssp. bicolor (Brandegee) Clokey & D.D. Keck – not accepted – twocolor penstemon, pinto beardtongue
  Chaetopappa fragilis (Brandegee) D.D. Keck – not accepted
  Laphamia megalocephala ssp. intricata (Brandegee) D.D. Keck – not accepted
  Penstemon bicolor ssp. roseus Clokey & D.D. Keck – not accepted – pinto beardtongue, pinto penstemon, rosey pinto penstemon
  Ivesia cryptocaulis (Clokey) D.D. Keck – accepted – hidden ivesia, Charleston Peak mousetail
  Machaeranthera shastensis var. latifolia (Cronquist) Cronquist & D.D. Keck – not accepted
  Chrysothamnus nauseosus ssp. nanus (Cronquist) D.D. Keck – not accepted
  Horkelia fusca ssp. filicoides (Crum) D.D. Keck – not accepted – pinewoods horkelia
  Machaeranthera kingii (D.C. Eaton) Cronquist & D.D. Keck – not accepted
  Achillea borealis ssp. typica D.D. Keck – not accepted
  Achillea lanulosa ssp. typica D.D. Keck – not accepted
  Artemisia ludoviciana ssp. typica D.D. Keck – not accepted
  Benitoa D.D. Keck – accepted – benitoa
  Blepharizonia plumosa ssp. viscida D.D. Keck – not accepted – big tarweed
  Calycadenia hispida ssp. reducta D.D. Keck – not accepted
  Calycadenia multiglandulosa ssp. robusta D.D. Keck – not accepted
  Chrysopsis oregona var. compacta D.D. Keck – not accepted
  Chrysothamnus axillaris D.D. Keck – not accepted
  Chrysothamnus nauseosus ssp. viscosus D.D. Keck – not accepted
  Corethrogyne filaginifolia var. hamiltonensis D.D. Keck – not accepted – common sandaster
  Erigeron bloomeri var. pubens D.D. Keck – not accepted – scabland fleabane
  Haplopappus eximius ssp. peirsonii D.D. Keck – not accepted
  Haplopappus racemosus ssp. lucidus D.D. Keck – not accepted
  Haplopappus racemosus ssp. pinetorum D.D. Keck – not accepted
  Haplopappus uniflorus ssp. linearis D.D. Keck – not accepted
  Hemizonia arida D.D. Keck – not accepted – Redrock tarweed
  Hemizonia conjugens D.D. Keck – not accepted – Otay tarplant, Otay tarweed
  Hemizonia halliana D.D. Keck – not accepted – Hall's tarweed
  Hemizonia mohavensis D.D. Keck – not accepted – Mojave tarweed
  Hemizonia multicaulis ssp. vernalis D.D. Keck – not accepted
  Hemizonia pallida D.D. Keck – not accepted – Kern tarweed
  Hemizonia parryi ssp. australis D.D. Keck – not accepted – pappose tarweed
  Hemizonia pugens var. laevis D.D. Keck – not accepted
  Hemizonia pugens var. septentrionalis D.D. Keck – not accepted
  Hemizonia pungens ssp. laevis D.D. Keck – not accepted – common tarweed, spikeweed
  Hemizonia pungens ssp. septentrionalis D.D. Keck – not accepted – spikeweed, common tarweed
  Holocarpha obconica ssp. autumnalis D.D. Keck – not accepted – San Joaquin tarweed
  Holocarpha obconica var. autummalis D.D. Keck – not accepted
  Holocarpha virgata ssp. elongata D.D. Keck – accepted – wand tarbush
  Horkelia congesta ssp. nemorosa D.D. Keck – not accepted – Sierra horkelia
  Horkelia daucifolia ssp. latior D.D. Keck – not accepted – carrotleaf horkelia
  Hulsea californica ssp. inyoensis D.D. Keck – not accepted
  Ivesia baileyi ssp. typica D.D. Keck – not accepted
  Ivesia lycopodioides ssp. typica D.D. Keck – not accepted
  Layia chrysanthemoides ssp. maritima D.D. Keck – not accepted
  Layia discoidea D.D. Keck – accepted – rayless tidytips
  Layia glandulosa ssp. lutea D.D. Keck – not accepted
  Layia leucopappa D.D. Keck – accepted – Comanche Point tidytips
  Layia munzii D.D. Keck – accepted – Munz's tidytips
  Layia paniculata D.D. Keck – not accepted
  Layia pentachaeta ssp. albida D.D. Keck – accepted – Sierra tidytips
  Layia platyglossa ssp. campestris D.D. Keck – not accepted
  Layia septentrionalis D.D. Keck – accepted – Colusa tidytips
  Lessingia ramulosa var. glabrata D.D. Keck – not accepted
  Lonicera subspicata var. johnstonii D.D. Keck – accepted – Johnston's honeysuckle
  Machaeranthera lagunensis D.D. Keck – not accepted
  Madia citrigracilis D.D. Keck – accepted – Shasta tarweed
  Madia elegans ssp. vernalis D.D. Keck – not accepted – spring madia
  Madia gracilis ssp. collina D.D. Keck – not accepted
  Madia gracilis ssp. pilosa D.D. Keck – not accepted
  Madia hallii D.D. Keck – not accepted – Hall's madia
  Madia subspicata D.D. Keck – accepted – slender tarweed
  Orthocarpus bracteosus var. albus D.D. Keck – not accepted
  Orthocarpus castillejoides var. humboldtiensis D.D. Keck – not accepted
  Orthocarpus densiflorus var. obispoensis D.D. Keck – not accepted
  Orthocarpus faucibarbatus ssp. albidus D.D. Keck – not accepted
  Orthocarpus purpurascens var. pallidus D.D. Keck – not accepted
  Penstemon ambiguus ssp. laevissimus D.D. Keck – not accepted
  Penstemon angustifolius ssp. venosus D.D. Keck – not accepted
  Penstemon assurgens D.D. Keck – not accepted
  Penstemon bracteatus D.D. Keck – accepted – Red Canyon beardtongue
  Penstemon breviflorus ssp. glabrisepalus D.D. Keck – not accepted
  Penstemon bryantiae D.D. Keck – not accepted
  Penstemon cinereus ssp. foliatus D.D. Keck – not accepted
  Penstemon cinereus var. foliatus D.D. Keck – not accepted
  Penstemon cinicola D.D. Keck – accepted – ash penstemon
  Penstemon cleavelandii var. mohavensis D.D. Keck – not accepted
  Penstemon clevelandii ssp. mohavensis D.D. Keck – not accepted – Cleveland's beardtongue
  Penstemon concinnus D.D. Keck – accepted – Tunnel Springs beardtongue, Tunnel Springs penstemon
  Penstemon crandallii ssp. atratus D.D. Keck – accepted – Crandall's beardtongue
  Penstemon cyananthus ssp. compactus D.D. Keck – not accepted
  Penstemon davidsonii ssp. menziesii D.D. Keck – not accepted
  Penstemon discolor D.D. Keck – accepted – Catalina beardtongue
  Penstemon fruticiformis ssp. amargosae D.D. Keck – not accepted – Death Valley beardtongue, Amargosa penstemon
  Penstemon fruticosus ssp. serratus D.D. Keck – not accepted
  Penstemon glandulosus ssp. chelanensis D.D. Keck – not accepted
  Penstemon grahamii D.D. Keck – accepted – Uinta Basin beardtongue, Graham's beardtongue
  Penstemon heterophyllus ssp. purdyi D.D. Keck – not accepted – Purdy's penstemon
  Penstemon jamesii ssp. breviculus D.D. Keck – not accepted
  Penstemon jamesii ssp. typicus D.D. Keck – not accepted
  Penstemon laetus ssp. sagittatus D.D. Keck – not accepted – mountain blue penstemon
  Penstemon lentus ssp. albiflorus D.D. Keck – not accepted
  Penstemon linarioides ssp. compactifolius D.D. Keck – not accepted – compact-leaf penstemon, toadflax penstemon, toadflax beardtongue
  Penstemon linarioides ssp. maguirei D.D. Keck – accepted – Maguire's penstemon
  Penstemon linarioides ssp. taosensis D.D. Keck – not accepted
  Penstemon linarioides ssp. typicus D.D. Keck – not accepted
  Penstemon linarioides var. viridis D.D. Keck – not accepted
  Penstemon moffatii ssp. marcusii D.D. Keck – not accepted
  Penstemon montanus ssp. idahoensis D.D. Keck – not accepted
  Penstemon nanus D.D. Keck – accepted – dwarf beardtongue, low beardtongue
  Penstemon neotericus D.D. Keck – accepted – Plumas County beardtongue
  Penstemon palmeri ssp. eglandulosus D.D. Keck – not accepted
  Penstemon palmeri ssp. typicus D.D. Keck – not accepted
  Penstemon paysoniorum D.D. Keck – accepted – Payson's beardtongue, Payson beardtongue
  Penstemon pennellianus D.D. Keck – accepted – Blue Mountain beardtongue
  Penstemon personatus D.D. Keck – accepted – closethroat beardtongue, closed-lip beardtongue
  Penstemon pseudospectabilis ssp. typicus D.D. Keck – not accepted
  Penstemon richardsonii ssp. curtiflorus D.D. Keck – not accepted
  Penstemon richardsonii ssp. dentatus D.D. Keck – not accepted
  Penstemon rubicundus D.D. Keck – accepted – Wassuck penstemon, Wassuk Range beardtongue
  Penstemon scapoides D.D. Keck – accepted – pinyon beardtongue
  Penstemon shastensis D.D. Keck – not accepted
  Penstemon speciosus ssp. lemhiensis D.D. Keck – not accepted
  Penstemon spectabilis ssp. subviscosus D.D. Keck – not accepted – showy penstemon
  Penstemon thompsoniae ssp. jaegeri D.D. Keck – not accepted – Jaeger's beardtongue, Jaeger's penstemon
  Penstemon tracyi D.D. Keck – accepted – Trinity penstemon, Tracy beardtongue
  Penstemon washingtonensis D.D. Keck – accepted – Washington beardtongue
  Poa bolanderi ssp. howellii D.D. Keck – not accepted
  Poa cusickii ssp. pubens D.D. Keck – not accepted
  Poa juncifolia ssp. porteri D.D. Keck – not accepted
  Potentilla glandulosa ssp. ewanii D.D. Keck – not accepted – Ewan's cinquefoil
  Potentilla glandulosa ssp. globosa D.D. Keck – not accepted – sticky cinquefoil
  Potentilla glandulosa ssp. typica D.D. Keck – not accepted
  Zauschneria californica ssp. angustifolia D.D. Keck – not accepted
  Zauschneria septentrionalis D.D. Keck – not accepted
  Centromadia parryi ssp. australis (D.D. Keck) B.G. Baldw. – accepted – pappose tarweed
  Centromadia pungens ssp. laevis (D.D. Keck) B.G. Baldw. – accepted – common tarweed
  Centromadia pungens ssp. septentrionalis (D.D. Keck) B.G. Baldw. – not accepted
  Deinandra arida (D.D. Keck) B.G. Baldw. – accepted – Redrock tarweed
  Deinandra conjugens (D.D. Keck) B.G. Baldw. – accepted – Otay tarweed, Otay tarplant
  Deinandra halliana (D.D. Keck) B.G. Baldw. – accepted – Hall's tarweed
  Deinandra mohavensis (D.D. Keck) B.G. Baldw. – accepted – Mojave tarweed
  Deinandra pallida (D.D. Keck) B.G. Baldw. – accepted – Kern tarweed
  Deinandra pentactis (D.D. Keck) B.G. Baldw. – accepted – Salinas River tarweed
  Harmonia hallii (D.D. Keck) B.G. Baldw. – accepted – Hall's madia
  Machaeranthera asteroides var. lagunensis (D.D. Keck) B.L. Turner – not accepted
  Hemizonia pungens var. septentrionalis (D.D. Keck) Cronquist – not accepted
  Penstemon davidsonii var. menziesii (D.D. Keck) Cronquist – accepted – Menzies' penstemon
  Penstemon fruticosus var. serratus (D.D. Keck) Cronquist – accepted – sawleaf bush penstemon
  Penstemon glandulosus var. chelanensis (D.D. Keck) Cronquist – accepted – stickystem penstemon
  Penstemon montanus var. idahoensis (D.D. Keck) Cronquist – accepted – Central Idaho penstemon
  Penstemon richardsonii var. curtiflorus (D.D. Keck) Cronquist – accepted – cutleaf beardtongue
  Penstemon richardsonii var. dentatus (D.D. Keck) Cronquist – accepted – cutleaf beardtongue
  Penstemon compactus (D.D. Keck) Crosswh. – accepted – compact penstemon, cache beardtongue
  Haplopappus lucidus (D.D. Keck) D.D. Keck – not accepted
  Hemizonia australis (D.D. Keck) D.D. Keck – not accepted
  Hemizonia laevis (D.D. Keck) D.D. Keck – not accepted
  Hemizonia pentactis (D.D. Keck) D.D. Keck – not accepted – Salinas River tarweed
  Lagophylla minor (D.D. Keck) D.D. Keck – accepted – lesser hareleaf
  Penstemon filiformis (D.D. Keck) D.D. Keck – accepted – threadleaf beardtongue, thread-leaved penstemon
  Penstemon lemhiensis (D.D. Keck) D.D. Keck & Cronquist – accepted – Lemhi penstemon, Lemhi beardtongue
  Dieteria asteroides var. lagunensis (D.D. Keck) D.R. Morgan & R.L. Hartm. – accepted
  Drymocallis cuneifolia var. ewanii (D.D. Keck) Ertter – accepted – Ewan's drymocallis
  Lessingia micradenia var. glabrata (D.D. Keck) Ferris – accepted – smooth lessingia
  Ericameria X viscosa (D.D. Keck) G.L. Nesom & Baird – accepted
  Tonestus peirsonii (D.D. Keck) G.L. Nesom & D. Morgan – not accepted – Peirson's serpentweed
  Penstemon breviculus (D.D. Keck) G.T. Nisbet & R.C. Jacks. – accepted – shortstem penstemon, shortstem beardtongue
  Penstemon crandallii ssp. glabrescens var. taosensis (D.D. Keck) G.T. Nisbet & R.C. Jacks. – not accepted – Crandall's beardtongue
  Penstemon crandallii var. taosensis (D.D. Keck) G.T. Nisbet & R.C. Jacks. – not accepted
  Haplopappus peirsonii (D.D. Keck) J.T. Howell – not accepted
  Orthocarpus faucibarbatus var. albidus (D.D. Keck) J.T. Howell – not accepted
  Potentilla congesta var. nemorosa (D.D. Keck) J.T. Howell – not accepted
  Penstemon crandallii ssp. taosensis (D.D. Keck) Kartesz & Gandhi – not accepted – Taos penstemon
  Pyrrocoma linearis (D.D. Keck) Kartesz & Gandhi – accepted – thinleaf goldenhead
  Pyrrocoma lucida (D.D. Keck) Kartesz & Gandhi – accepted – sticky goldenweed
  Pyrrocoma racemosa var. pinetorum (D.D. Keck) Kartesz & Gandhi – accepted – clustered goldenweed
  Pyrrocoma uniflora var. linearis (D.D. Keck) Kartesz & Gandhi – not accepted
  Chrysothamnus viscidiflorus ssp. axillaris (D.D. Keck) L.C. Anderson – accepted – yellow rabbitbrush, low rabbitbrush, Douglas' rabbitbrush
  Ericameria viscidiflora ssp. axillaris (D.D. Keck) L.C. Anderson – not accepted
  Horkelia congesta var. nemorosa (D.D. Keck) M. Peck – accepted – Sierra horkelia
  Lonicera johnstonii (D.D. Keck) McMinn – not accepted
  Penstemon clevelandii var. mohavensis (D.D. Keck) McMinn – accepted – Cleveland's beardtongue
  Penstemon heterophyllus var. purdyi (D.D. Keck) McMinn – accepted – Purdy's penstemon
  Penstemon laetus var. sagittatus (D.D. Keck) McMinn – accepted
  Penstemon spectabilis var. subviscosus (D.D. Keck) McMinn – accepted – showy penstemon
  Hulsea inyoensis (D.D. Keck) Munz – not accepted
  Keckiella breviflora var. glabrisepala (D.D. Keck) N.H. Holmgren – not accepted
  Penstemon ambiguus var. laevissimus (D.D. Keck) N.H. Holmgren – accepted – pink plains beardtongue, gilia penstemon, pink plains penstemon
  Penstemon angustifolius var. venosus (D.D. Keck) N.H. Holmgren – accepted – broadbeard beardtongue, broadbeard penstemon
  Penstemon crandallii var. atractus (D.D. Keck) N.H. Holmgren – not accepted
  Penstemon crandallii var. atratus (D.D. Keck) N.H. Holmgren – not accepted
  Penstemon fruticiformis var. amargosae (D.D. Keck) N.H. Holmgren – accepted – Death Valley beardtongue
  Penstemon heterodoxus var. shastensis (D.D. Keck) N.H. Holmgren – accepted – Shasta beardtongue
  Penstemon marcusii (D.D. Keck) N.H. Holmgren – accepted – Marcus' beardtongue, Jones' beardtongue
  Penstemon palmeri var. eglandulosus (D.D. Keck) N.H. Holmgren – accepted – scented beardtongue, scented penstemon
  Penstemon cyananthus var. compactus (D.D. Keck) Neese – not accepted
  Epilobium canum ssp. angustifolium (D.D. Keck) P.H. Raven – accepted – hummingbird trumpet
  Epilobium canum ssp. septentrionale (D.D. Keck) P.H. Raven – not accepted
  Penstemon X bryantiae D.D. Keck (pro. hybr.) – accepted – Bryant's beardtongue
  Epilobium septentrionale (D.D. Keck) R.N. Bowman & Hoch – accepted – northern willowherb
  Penstemon lentus var. albiflorus (D.D. Keck) Reveal – accepted – handsome beardtongue
  Penstemon venosus (D.D. Keck) Reveal – not accepted
  Heterotheca oregona var. compacta (D.D. Keck) Semple – accepted – Oregon false goldenaster
  Keckiella breviflora ssp. glabrisepala (D.D. Keck) Straw – accepted – bush beardtongue
  Castilleja ambigua ssp. humboldtiensis (D.D. Keck) T.I. Chuang & Heckard – accepted – Humboldt Bay owl's clover
  Castilleja densiflora ssp. obispoensis (D.D. Keck) T.I. Chuang & Heckard – accepted – Obispo Indian paintbrush
  Hemizonia congesta ssp. vernalis (D.D. Keck) Tanowitz – not accepted – hayfield tarweed
  Lorandersonia peirsonii (D.D. Keck) Urbatsch, R.P. Roberts & Neubig – accepted – Peirson's serpentweed
  Hulsea vestita ssp. inyoensis (D.D. Keck) Wilken – accepted – pumice alpinegold, Inyo hulsea
  Calycadenia multiglandulosa ssp. cephalotes (DC.) D.D. Keck – not accepted
  Dubautia ciliolata (DC.) D.D. Keck – accepted – lava dubautia
  Dubautia ciliolata ssp. ciliolata (DC.) D.D. Keck – accepted – lava dubautia
  Dubautia scabra (DC.) D.D. Keck – accepted – rough dubautia
  Dubautia scabra ssp. scabra (DC.) D.D. Keck – accepted – rough dubautia
  Grindelia hirsutula ssp. rubricaulis (DC.) D.D. Keck – not accepted
  Haplopappus squarrosus ssp. grindelioides (DC.) D.D. Keck – not accepted
  Aster oregonensis ssp. californicus (Durand) D.D. Keck – not accepted
  Calycadenia truncata ssp. scabrella (E. Drew) D.D. Keck – not accepted – Oregon western rosinweed
  Penstemon floridus ssp. austinii (Eastw.) D.D. Keck – not accepted
  Penstemon newberryi ssp. berryi (Eastw.) D.D. Keck – not accepted – Berry's penstemon
  Horkelia marinensis (Elmer) Crum ex D.D. Keck – accepted – Point Reyes horkelia
  Encelia virginensis ssp. actonii (Elmer) D.D. Keck – not accepted
  Argyroxiphium X kai (Forbes) D.D. Keck – accepted – kai silversword
  Orthocarpus pusillus var. densiuscuus (Gand.) D.D. Keck – not accepted
  Dubautia linearis (Gaudich.) D.D. Keck – accepted – shrubland dubautia
  Dubautia linearis ssp. linearis (Gaudich.) D.D. Keck – accepted – shrubland dubautia
  Machaeranthera shastensis var. montana (Greene) Cronquist & D.D. Keck – not accepted
  Calycadenia multiglandulosa ssp. bicolor (Greene) D.D. Keck – not accepted
  Chaenactis glabriuscula var. gracilenta (Greene) D.D. Keck – not accepted
  Chaetopappa alsinoides (Greene) D.D. Keck – not accepted
  Chaetopappa bellidiflora (Greene) D.D. Keck – not accepted
  Corethrogyne filaginifolia var. viscidula (Greene) D.D. Keck – not accepted – common sandaster
  Grindelia latifolia ssp. platyphylla (Greene) D.D. Keck – not accepted
  Haplopappus racemosus ssp. liatriformis (Greene) D.D. Keck – not accepted
  Haplopappus venetus var. argutus (Greene) D.D. Keck – not accepted
  Hemizonia lutescens (Greene) D.D. Keck – not accepted
  Hemizonia parryi ssp. rudis (Greene) D.D. Keck – not accepted – pappose tarweed
  Hemizonia pugens var. maritima (Greene) D.D. Keck – not accepted
  Hemizonia pungens ssp. maritima (Greene) D.D. Keck – not accepted – spikeweed, common tarweed
  Holocarpha heermannii (Greene) D.D. Keck – accepted – Heermann's tarweed
  Horkelia bolanderi ssp. clevelandii (Greene) D.D. Keck – not accepted
  Lagophylla glandulosa ssp. serrata (Greene) D.D. Keck – not accepted
  Lagophylla ramosissima ssp. congesta (Greene) D.D. Keck – not accepted – branched lagophylla
  Madia elegans ssp. densifolia (Greene) D.D. Keck – not accepted – showy tarweed
  Madia nutans (Greene) D.D. Keck – not accepted – nodding madia
  Penstemon attenuatus ssp. militaris (Greene) D.D. Keck – not accepted
  Penstemon crandallii ssp. procumbens (Greene) D.D. Keck – accepted – Crandall's beardtongue
  Penstemon heterodoxus ssp. cephalophorus (Greene) D.D. Keck – not accepted
  Penstemon newberryi ssp. sonomensis (Greene) D.D. Keck – not accepted – Sonoma penstemon
  Penstemon procerus ssp. modestus (Greene) D.D. Keck – not accepted
  Penstemon rattanii ssp. kleei (Greene) D.D. Keck – not accepted – Santa Cruz Mountains beardtongue
  Potentilla glandulosa ssp. ashlandica (Greene) D.D. Keck – not accepted – Ashland cinquefoil
  Potentilla glandulosa ssp. hansenii (Greene) D.D. Keck – not accepted – Hansen's cinquefoil
  Potentilla glandulosa ssp. reflexa (Greene) D.D. Keck – not accepted – sticky cinquefoil
  Penstemon laetus ssp. leptosepalus (Greene ex A. Gray) D.D. Keck – not accepted – mountain blue penstemon
  Dubautia hillebrandii (H. Mann) D.D. Keck – not accepted
  Dubautia X montana (H. Mann) D.D. Keck (pro sp.) – accepted – dubautia
  Machaeranthera cognata (H.M. Hall) Cronquist & D.D. Keck – not accepted
  Benitoa occidentalis (H.M. Hall) D.D. Keck – accepted – benitoa
  Calycadenia truncata ssp. microcephala H.M. Hall ex D.D. Keck – not accepted – Oregon western rosinweed
  Hemizonia paniculata ssp. increscens H.M. Hall ex D.D. Keck – not accepted
  Deinandra increscens (H.M. Hall ex D.D. Keck) B.G. Baldw. – accepted – grassland moonshine
  Deinandra increscens ssp. increscens (H.M. Hall ex D.D. Keck) B.G. Baldw. – accepted – grassland tarweed
  Hemizonia increscens (H.M. Hall ex D.D. Keck) Tanowitz – not accepted – grassland tarweed
  Hemizonia increscens ssp. increscens (H.M. Hall ex D.D. Keck) Tanowitz – not accepted – grassland tarweed
  Railliardia ciliolata var. trinervia (Hillebr.) D.D. Keck – not accepted
  Dubautia X molokaiensis (Hillebr.) D.D. Keck (pro sp.) – accepted – Molokai dubautia
  Penstemon procerus ssp. tolmiei (Hook.) D.D. Keck – not accepted
  Zauschneria californica ssp. latifolia (Hook.) D.D. Keck – not accepted
  Penstemon whitedii ssp. dayanus (Howell) D.D. Keck – not accepted
  Haplopappus ophitidus (J. T. Howell) D.D. Keck – not accepted
  Holocarpha obconica (J.C. Clausen & D.D. Keck) D.D. Keck – accepted – San Joaquin tarweed
  Holocarpha obconica ssp. obconica (J.C. Clausen & D.D. Keck) D.D. Keck – not accepted – San Joaquin tarweed
  Baeria macrantha var. bakeri (J.T. Howell) D.D. Keck – not accepted
  Grindelia robusta var. bracteosa (J.T. Howell) D.D. Keck – not accepted
  Haplopappus ophitidis (J.T. Howell) D.D. Keck – not accepted
  Haplopappus whitneyi ssp. discoideus (J.T. Howell) D.D. Keck – not accepted
  Grindelia stricta ssp. venulosa (Jeps.) D.D. Keck – not accepted
  Dicoria canescens ssp. clarkiae (Kennedy) D.D. Keck – not accepted – desert twinbugs
  Potentilla gracilis ssp. nuttallii (Lehm.) D.D. Keck – not accepted
  Horkelia fusca ssp. capitata (Lindl.) D.D. Keck – not accepted – bighead horkelia
  Penstemon fruticosus ssp. scouleri (Lindl.) Pennell & D.D. Keck – not accepted
  Machaeranthera venusta (M.E. Jones) Cronquist & D.D. Keck – not accepted
  Ivesia sabulosa (M.E. Jones) D.D. Keck – accepted – intermountain ivesia, Intermountain mousetail
  Penstemon confusus ssp. patens (M.E. Jones) D.D. Keck – not accepted
  Penstemon eatonii ssp. undosus (M.E. Jones) D.D. Keck – accepted – Eaton's penstemon, firecracker penstemon
  Penstemon pachyphyllus ssp. congestus (M.E. Jones) D.D. Keck – not accepted
  Penstemon procerus ssp. aberrans (M.E. Jones) D.D. Keck – not accepted
  Penstemon deustus ssp. sudans (M.E. Jones) Pennell & D.D. Keck – not accepted
  Machaeranthera grindelioides var. depressa (Maguire) Cronquist & D.D. Keck – not accepted – rayless aster, rayless tansyaster
  Penstemon californicus (Munz & I.M. Johnst.) D.D. Keck – accepted – California penstemon
  Penstemon cleavelandii var. connatus (Munz & I.M. Johnst.) D.D. Keck – not accepted
  Penstemon clevelandii ssp. connatus (Munz & I.M. Johnst.) D.D. Keck – not accepted – San Jacinto beardtongue
  Penstemon heterophyllus ssp. australis (Munz & I.M. Johnst.) D.D. Keck – not accepted – foothill beardtongue
  Penstemon ternatus ssp. septentrionalis (Munz & I.M. Johnst.) D.D. Keck – not accepted
  Machaeranthera glabriuscula (Nutt.) Cronquist & D.D. Keck – not accepted
  Machaeranthera glabriuscula var. villosa (Nutt.) Cronquist & D.D. Keck – not accepted
  Artemisia ludoviciana ssp. incompta (Nutt.) D.D. Keck – accepted – mountain sagewort, white sagebrush, Columbia River wormwood
  Chaetopappa aurea (Nutt.) D.D. Keck – not accepted
  Hemizonia corymbosa ssp. macrocephala (Nutt.) D.D. Keck – not accepted – coastal tarweed
  Solidago canadensis ssp. elongata (Nutt.) D.D. Keck – not accepted
  Solidago spathulata ssp. glutinosa (Nutt.) D.D. Keck – not accepted
  Symphoricarpos albus var. mollis (Nutt.) D.D. Keck – not accepted
  Horkelia fusca ssp. parviflora (Nutt. ex Hook. & Arn.) D.D. Keck – not accepted – smallflower horkelia
  Penstemon eriantherus var. redactus Pennell & D.D. Keck – accepted – longsac penstemon
  Penstemon menziesii ssp. thompsonii Pennell & D.D. Keck – not accepted
  Penstemon whitedii ssp. tristis Pennell & D.D. Keck – not accepted
  Penstemon attenuatus ssp. palustris (Pennell) D.D. Keck – not accepted
  Penstemon crandallii ssp. glabrescens (Pennell) D.D. Keck – accepted – Crandall's beardtongue
  Penstemon crandallii ssp. glabrescens var. glabrescens (Pennell) D.D. Keck – not accepted – Crandall's beardtongue
  Penstemon humilis ssp. obtusifolius (Pennell) D.D. Keck – not accepted – low beardtongue
  Penstemon jamesii ssp. ophianthus (Pennell) D.D. Keck – not accepted
  Penstemon moffatii ssp. paysonii (Pennell) D.D. Keck – not accepted – Moffatt's beardtongue
  Penstemon procerus ssp. brachyanthus (Pennell) D.D. Keck – not accepted
  Penstemon rydbergii ssp. aggregatus (Pennell) D.D. Keck – not accepted
  Penstemon tolmiei ssp. brachyanthus (Pennell) D.D. Keck – not accepted
  Machaeranthera shastensis var. glossophylla (Piper) Cronquist & D.D. Keck – not accepted
  Orthocarpus copelandii var. cryptanthus (Piper) D.D. Keck – not accepted
  Penstemon gairdneri ssp. hians (Piper) D.D. Keck – not accepted
  Solidago canadensis ssp. salebrosa (Piper) D.D. Keck – not accepted
  Poa unilateralis ssp. pachypholis (Piper) D.D. Keck ex Soreng – accepted
  Penstemon globosus (Piper) Pennell & D.D. Keck – accepted – globe penstemon
  Achillea borealis ssp. californica (Pollard) D.D. Keck – not accepted
  Penstemon laetus ssp. roezlii (Regel) D.D. Keck – not accepted – Roezl's penstemon
  Achillea lanulosa ssp. alpicola (Rydb.) D.D. Keck – not accepted
  Artemisia ludoviciana ssp. candicans (Rydb.) D.D. Keck – accepted – gray sagewort, white sagebrush
  Artemisia ludoviciana ssp. sulcata (Rydb.) D.D. Keck – accepted – white sagebrush, green sagewort
  Dicoria canescens ssp. hispidula (Rydb.) D.D. Keck – not accepted – desert twinbugs
  Horkelia cuneata ssp. puberula (Rydb.) D.D. Keck – not accepted – wedgeleaf horkelia
  Horkelia tridentata ssp. flavescens (Rydb.) D.D. Keck – not accepted – threetooth honeydew, threetooth horkelia
  Ivesia lycopodioides ssp. megalopetala (Rydb.) D.D. Keck – not accepted – clubmoss mousetail
  Ivesia lycopodioides ssp. scandularis (Rydb.) D.D. Keck – not accepted – clubmoss mousetail
  Ivesia purpurascens ssp. congdonis (Rydb.) D.D. Keck – not accepted
  Penstemon attenuatus ssp. pseudoprocerus (Rydb.) D.D. Keck – not accepted
  Penstemon strictus ssp. strictiformis (Rydb.) D.D. Keck – not accepted
  Penstemon triphyllus ssp. diphyllus (Rydb.) D.D. Keck – not accepted
  Potentilla arguta ssp. convallaria (Rydb.) D.D. Keck – not accepted – cream cinquefoil
  Potentilla drummondii ssp. bruceae (Rydb.) D.D. Keck – not accepted – Drummond's cinquefoil
  Potentilla glandulosa ssp. arizonica (Rydb.) D.D. Keck – not accepted – Arizona cinquefoil
  Potentilla glandulosa ssp. glabrata (Rydb.) D.D. Keck – not accepted – sticky cinquefoil
  Potentilla glandulosa ssp. micropetala (Rydb.) D.D. Keck – not accepted – smallpetal cinquefoil
  Potentilla glandulosa ssp. pseudorupestris (Rydb.) D.D. Keck – not accepted – sticky cinquefoil
  Horkelia fusca ssp. pseudocapitata (Rydb. ex Howell) D.D. Keck – not accepted – littlehead horkelia
  Horkelia bolanderi ssp. parryi (S. Watson) D.D. Keck – not accepted
  Horkelia fusca ssp. tenella (S. Watson) D.D. Keck – not accepted – pinewoods horkelia
  Ivesia baileyi ssp. setosa (S. Watson) D.D. Keck – not accepted
  Ivesia purpurascens (S. Watson) D.D. Keck – not accepted
  Ivesia purpurascens ssp. purpurascens (S. Watson) D.D. Keck – not accepted – summit mousetail
  Potentilla glandulosa ssp. nevadensis (S. Watson) D.D. Keck – not accepted – Nevada cinquefoil
  Dubautia coriacea (Sherff) D.D. Keck – not accepted
  Dubautia linearis var. opposita (Sherff) D.D. Keck – not accepted
  Dubautia lonchophylla (Sherff) D.D. Keck – not accepted
  Dubautia menziesii var. angustifolia (Sherff) D.D. Keck – not accepted
  Dubautia molokaiensis var. oppositifolia (Sherff) D.D. Keck – not accepted
  Dubautia molokaiensis var. stipitata (Sherff) D.D. Keck – not accepted
  Dubautia montana var. longifolia (Sherff) D.D. Keck – not accepted
  Dubautia montana var. robustior (Sherff) D.D. Keck – not accepted
  Dubautia platyphylla var. leptophylla (Sherff) D.D. Keck – not accepted
  Dubautia reticulata (Sherff) D.D. Keck – accepted – netvein dubautia
  Dubautia rockii (Sherff) D.D. Keck – not accepted
  Dubautia scabra var. munroi (Sherff) D.D. Keck – not accepted
  Dubautia ternifolia (Sherff) D.D. Keck – not accepted
  Dubautia thyrsiflora var. cernua (Sherff) D.D. Keck – not accepted
  Dubautia X demissifolia (Sherff) D.D. Keck (pro sp.) – accepted – dubautia
  Dubautia X thyrsiflora (Sherff) D.D. Keck (pro sp.) – accepted – dubautia
  Madia gracilis (Sm.) D.D. Keck – accepted – grassy tarweed, slender tarweed
  Madia gracilis ssp. gracilis (Sm.) D.D. Keck – not accepted – grassy tarweed
  Grindelia stricta ssp. blakei (Steyerm.) D.D. Keck – not accepted
  Penstemon deustus ssp. variabilis (Suksd.) Pennell & D.D. Keck – not accepted
  Machaeranthera tortifolia (Torr. & A. Gray) Cronquist & D.D. Keck – not accepted
  Penstemon deustus ssp. heterander (Torr. & A. Gray) Pennell & D.D. Keck – not accepted
  Ivesia multifoliata (Torr.) D.D. Keck – not accepted
  Ivesia multifoliolata (Torr.) D.D. Keck – accepted – manyleaf mousetail
  Machaeranthera orcuttii (Vasey & Rose) Cronquist & D.D. Keck – not accepted
  Poa douglasii ssp. macrantha (Vasey) D.D. Keck – not accepted
  Artemisia ludoviciana ssp. mexicana (Willd. ex Spreng.) D.D. Keck – accepted – cudweed sagewort, Louisiana sagewort, Mexican white sagebrush, Mexican sagewort, white sagebrush
  Artemisia ludoviciana ssp. albula (Woot.) D.D. Keck – accepted – white sagebrush, gray sagewort, white sagewort
   

A gray bar