genus
A Abies bifolia, Abronia elliptica, fragrans, latifolia, villosa, Abutilon malacum, theophrasti, Acacia greggii, neovernicosa, rigidula,
Acer glabrum, negundo, saccharinum, Achillea filipendulina, Achillea millefolium, Achnatherum hymenoides,
Acmispon greenei, Aconitum columbianum, Actaea pachypoda, rubra,
Aesculus hippocastamum, pavia, Agastache urticifolia, Agave havardiana, lechuguilla, victoriae-reginae,
Agoseris aurantiaca, glauca var. dasycephala, glauca var. glauca, heterophylla var. heterophylla, parviflora, Agrimonia striata,
Agropyron cristatum, Ailanthus altissima, Ajuga reptans, Alectoria sarmentosa, Aliciella pinnatifida,
Allenrolfea occidentalis, Alliaria petiolata, Allionia incarnata subsp. villosa,
Allium accuminatum, bisceptrum, brevistylum, campanulatum, cernuum, geyeri, macropetalum, schoenoprasum, textile,
Allowissadula holosericea, Alnus incana ssp. tenuifolia, Alopecurus aequalis, pratensis, Aloysia gratissima,
Alyssum desertorum, simplex, Amaranthus retroflexus, Amauriopsis dissecta,
Ambrosia acanthicarpa, psilostachya, salsola var. salsola, tomentosa, trifida, Amelanchier alnifolia, utahensis,
Amorpha fruticosa, Amsinckia menziesii, tessellata, Amsonia longiflora, Anaphalis margaritacea,
Andropogon gerardii, Androsace septentrionalis,
Anemonidium canadensis, Anemone canadensis, cylindrica, multifida, narcissiflora var. zephyra, quinquefolia, tuberosa,
Anemonella thalictroides, Anemopsis californica, Angelica ampla, arguta, breweri, grayi, Anomodon attenuatus, rostratus,
Antennaria anaphaloides, corymbosa, dimorpha, media, microphylla, neglecta, parvifolia, plantaginifolia, pulcherrima, rosea, solitaria,
Anticlea elegans, Apocynum androsaemifolium,cannabinum,
Aquilegia buergeriana, caerulea, elegantula, flavescens, formosa, laramiensis, saximontana,
Arabis pycnocarpa, Aralia nudicaulis, Arbutus xalapensis, Arctium minus, Arctostaphylos uva-ursi,
Arenaria lanuginosa var. saxosa, Argemone albiflora, hispida, chisosensis, munita, polyanthemos,
Argyrochosma fendleri, Arisaema triphyllum, Aristida purpurea,
Arnica chamissonis, cordifolia, corymbosa, fulgens, gracilis, latifolia, mollis, rydbergii, sororia, Arnica parryi,
Artemisia arctica, borealis, campestris var. pacifica, dracunculus, frigida, ludoviciana, scopulorum, tridentata,
Asclepias asperula, asperula ssp. asperula, englemanniana, fascicularis, incarnata, pumila, speciosa,
stenophylla, subverticillata, viridiflora, Asparagus officinalis, Asperugo procumbens, Aspicilia cinerea,
Astragalus agrestis, allochrous, alpinus, australis, bisulcatus, canadensis, cicer, convallarius, crassicarpus, desperatus, drummondii,
eastwoodiae, flavus var. flavus, flexuosus, gilviflorus, gracilis, laxmannii var. robustior, lentiginosus var. palans,
leptocarpus, lonchocarpus, lotiflorus, miser, missouriensis, mollissimus, mollissimus var. bigelovii, mollissimus var. thompsoniae,
nuttallianus, parryi, pectinatus, preussii, purshii, sericoleucus, shortianus, spatulatus, tenellus, tephrodes, tridactylicus, whitneyi,
wingatanus, Atrichoseris platyphylla, Atriplex canescens, confertifolia, hymenelytra
Acer glabrum, negundo, saccharinum, Achillea filipendulina, Achillea millefolium, Achnatherum hymenoides,
Acmispon greenei, Aconitum columbianum, Actaea pachypoda, rubra,
Aesculus hippocastamum, pavia, Agastache urticifolia, Agave havardiana, lechuguilla, victoriae-reginae,
Agoseris aurantiaca, glauca var. dasycephala, glauca var. glauca, heterophylla var. heterophylla, parviflora, Agrimonia striata,
Agropyron cristatum, Ailanthus altissima, Ajuga reptans, Alectoria sarmentosa, Aliciella pinnatifida,
Allenrolfea occidentalis, Alliaria petiolata, Allionia incarnata subsp. villosa,
Allium accuminatum, bisceptrum, brevistylum, campanulatum, cernuum, geyeri, macropetalum, schoenoprasum, textile,
Allowissadula holosericea, Alnus incana ssp. tenuifolia, Alopecurus aequalis, pratensis, Aloysia gratissima,
Alyssum desertorum, simplex, Amaranthus retroflexus, Amauriopsis dissecta,
Ambrosia acanthicarpa, psilostachya, salsola var. salsola, tomentosa, trifida, Amelanchier alnifolia, utahensis,
Amorpha fruticosa, Amsinckia menziesii, tessellata, Amsonia longiflora, Anaphalis margaritacea,
Andropogon gerardii, Androsace septentrionalis,
Anemonidium canadensis, Anemone canadensis, cylindrica, multifida, narcissiflora var. zephyra, quinquefolia, tuberosa,
Anemonella thalictroides, Anemopsis californica, Angelica ampla, arguta, breweri, grayi, Anomodon attenuatus, rostratus,
Antennaria anaphaloides, corymbosa, dimorpha, media, microphylla, neglecta, parvifolia, plantaginifolia, pulcherrima, rosea, solitaria,
Anticlea elegans, Apocynum androsaemifolium,cannabinum,
Aquilegia buergeriana, caerulea, elegantula, flavescens, formosa, laramiensis, saximontana,
Arabis pycnocarpa, Aralia nudicaulis, Arbutus xalapensis, Arctium minus, Arctostaphylos uva-ursi,
Arenaria lanuginosa var. saxosa, Argemone albiflora, hispida, chisosensis, munita, polyanthemos,
Argyrochosma fendleri, Arisaema triphyllum, Aristida purpurea,
Arnica chamissonis, cordifolia, corymbosa, fulgens, gracilis, latifolia, mollis, rydbergii, sororia, Arnica parryi,
Artemisia arctica, borealis, campestris var. pacifica, dracunculus, frigida, ludoviciana, scopulorum, tridentata,
Asclepias asperula, asperula ssp. asperula, englemanniana, fascicularis, incarnata, pumila, speciosa,
stenophylla, subverticillata, viridiflora, Asparagus officinalis, Asperugo procumbens, Aspicilia cinerea,
Astragalus agrestis, allochrous, alpinus, australis, bisulcatus, canadensis, cicer, convallarius, crassicarpus, desperatus, drummondii,
eastwoodiae, flavus var. flavus, flexuosus, gilviflorus, gracilis, laxmannii var. robustior, lentiginosus var. palans,
leptocarpus, lonchocarpus, lotiflorus, miser, missouriensis, mollissimus, mollissimus var. bigelovii, mollissimus var. thompsoniae,
nuttallianus, parryi, pectinatus, preussii, purshii, sericoleucus, shortianus, spatulatus, tenellus, tephrodes, tridactylicus, whitneyi,
wingatanus, Atrichoseris platyphylla, Atriplex canescens, confertifolia, hymenelytra
B Bahia absinthifolia, pedata, Baileya multiradiata, Balsamorhiza sagittata, Barbarea orthoceras, vulgaris, Bassia scoparia,
Bastardia viscosa, Berlandiera lyrata, Berteroa incana, Besseya alpina, plantaginea, wyomingensis, Betula occidentalis,
Bidens bigelovii, pilosa, Bidens cernua, frondosa, Bistorta bistortoides, vivipara, Blepharipappus scaber,
Blitum capitatum ssp. capitatum,virgatum, Boechera consanguinea, fendleri, grahamii, retrofracta, stricta,
Boerhavia coccinea, Bouteloua curtipendula, gracilis, Brachythecium collinum, rivulare, velutinum, Brassica juncea,
Brickellia californica, eupatorioides, floribunda, grandiflora, rusbyi,
Bromus japonicus, tectorum, Bryum argenteum, lanatum, Buchloe dactyloides, Buddleja marrubiifolia
Bastardia viscosa, Berlandiera lyrata, Berteroa incana, Besseya alpina, plantaginea, wyomingensis, Betula occidentalis,
Bidens bigelovii, pilosa, Bidens cernua, frondosa, Bistorta bistortoides, vivipara, Blepharipappus scaber,
Blitum capitatum ssp. capitatum,virgatum, Boechera consanguinea, fendleri, grahamii, retrofracta, stricta,
Boerhavia coccinea, Bouteloua curtipendula, gracilis, Brachythecium collinum, rivulare, velutinum, Brassica juncea,
Brickellia californica, eupatorioides, floribunda, grandiflora, rusbyi,
Bromus japonicus, tectorum, Bryum argenteum, lanatum, Buchloe dactyloides, Buddleja marrubiifolia
C Caesalpinia gilliessii, jamesii, Cakile edentula, Calliandra eriophylla, Calochortus bruneaunis, flexuosus, gunnisonii, minimus, nuttallii,
Caloplaca trachyphylla, Caltha leptosepala, Calycanthus floridus, Calycoseris wrightii,
Calypso bulbosa, Calyptridium umbellatum, Calystegia occidentalis, Camassia quamash, Camelina microcarpa,
Campanula glomerata, parryi, prenanthoides, rapunculoides, rotundifolia, uniflora, Candelariella rosulans, Capsella bursa-pastoris,
Caragana arborescens, Cardamine breweri, concatenata, cordifolia,
Carduus nutans, Carex aquatilis, aurea, ebenea, haydeniana, heteroneura, nebrascensis, Carnegiea gigantea,
Carpobrotus chilensis, Carum carvi, Cassia bauhinioides, Castela emoryi,
Castilleja applegatei, arachnoidea, chromosa, exserta, flava, flava var. rustica, integra, lemmonii, linariifolia,
miniata, minor var. minor, occidentalis, puberula, rhexiifolia, septentrionalis, sessiliflora, Catalpa speciosa,
Ceanothus fendleri, herbaceus, thyrsiflorus, velutinus, Centaurea cyanus, diffusa, melitensis, stoebe,
Cerastium arvense ssp. strictum, beeringianum, fontanum,
Ceratocephala testiculata, Cercis canadensis, Cercocarpus montanus, Cevallia sinuata,
Chaenactis douglasii, fremontii, stevioides, Chaetopappa bellidifolia, ericoides, Chamaebatiaria millefolium,
Chamaenerion angustifolium, Chamaesaracha coniodes, sordida, villosa, Chasmanthe floribunda, floribunda var. duckittii,
Chamaerhodos erecta, Chenopodium album, fremontii, leptophyllum,
Chenopodiastrum simplex, Chilopsis linearis, Chimaphila umbellata,
Chionanthus virginicus, Chionophila jamesii, Chorispora tenella,
Chylismia brevipes, claviformis var. claviformis, claviformis var. peirsonii,
Cichorium intybus, Cicuta douglasii, maculata, Circaea alpina,
Cirsium andersonii, arvense, canescens, clavatum, cymosum var. canovirens, eatonii, eatonii var. peckii, neomexicanum,
ochrocentrum, parryi, scariosum, scopulorum, tracyi, undulatum, vulgare,
Clarkia pulchella, rhomboidea, Cladonia chlorophaea, pyxidata, Claytonia lanceolata, megarhiza, rubra, virginica, sibirica,
Clematis columbiana, drummondii, hirsutissima, ligusticifolia, virginia, Clintonia uniflora, Coeloglossum viride,
Coleognyne ramosissima, Collinsia parviflora, Collomia grandiflora, linearis, tinctoria, Comandra umbellata, Comastoma tenellum,
Conioselinum scopulorum, Conium maculatum, Conringia orientalis,
Convolvulus arvensis, Corallorhiza maculata, striata, trifida, wisteriana, Coreopsis tinctoria,
Cornus alba var. alba, canadensis, florida, Corydalis aurea, caseana, caseana var. brandegeei, Corylus cornuta,
Coscinodon calyptratus, cribosus, Cosmos parviflorus, Cotoneaster lucidus, Crataegus douglasii, rivularis, succulenta,
Crepis acuminata, occidentalis ssp. costata, Croton dioicus,
Cryptantha angustifolia, crassisepala, minima, muricata, pterocarya, Cucurbita foetidissima,
Cylindropuntia echinocarpa, fulgida, imbricata, spinosior, whipplei, Coscinodon calyptratus, cribrosus,
Cymopterus glomeratus, lemmonii,nivalis, purpureus, Cynoglossum officinale, Cyperus lupulinus,
Cypripedium fasciculatum, montanum, parviflorum, Cyrtorhyncha ranunculina
Caloplaca trachyphylla, Caltha leptosepala, Calycanthus floridus, Calycoseris wrightii,
Calypso bulbosa, Calyptridium umbellatum, Calystegia occidentalis, Camassia quamash, Camelina microcarpa,
Campanula glomerata, parryi, prenanthoides, rapunculoides, rotundifolia, uniflora, Candelariella rosulans, Capsella bursa-pastoris,
Caragana arborescens, Cardamine breweri, concatenata, cordifolia,
Carduus nutans, Carex aquatilis, aurea, ebenea, haydeniana, heteroneura, nebrascensis, Carnegiea gigantea,
Carpobrotus chilensis, Carum carvi, Cassia bauhinioides, Castela emoryi,
Castilleja applegatei, arachnoidea, chromosa, exserta, flava, flava var. rustica, integra, lemmonii, linariifolia,
miniata, minor var. minor, occidentalis, puberula, rhexiifolia, septentrionalis, sessiliflora, Catalpa speciosa,
Ceanothus fendleri, herbaceus, thyrsiflorus, velutinus, Centaurea cyanus, diffusa, melitensis, stoebe,
Cerastium arvense ssp. strictum, beeringianum, fontanum,
Ceratocephala testiculata, Cercis canadensis, Cercocarpus montanus, Cevallia sinuata,
Chaenactis douglasii, fremontii, stevioides, Chaetopappa bellidifolia, ericoides, Chamaebatiaria millefolium,
Chamaenerion angustifolium, Chamaesaracha coniodes, sordida, villosa, Chasmanthe floribunda, floribunda var. duckittii,
Chamaerhodos erecta, Chenopodium album, fremontii, leptophyllum,
Chenopodiastrum simplex, Chilopsis linearis, Chimaphila umbellata,
Chionanthus virginicus, Chionophila jamesii, Chorispora tenella,
Chylismia brevipes, claviformis var. claviformis, claviformis var. peirsonii,
Cichorium intybus, Cicuta douglasii, maculata, Circaea alpina,
Cirsium andersonii, arvense, canescens, clavatum, cymosum var. canovirens, eatonii, eatonii var. peckii, neomexicanum,
ochrocentrum, parryi, scariosum, scopulorum, tracyi, undulatum, vulgare,
Clarkia pulchella, rhomboidea, Cladonia chlorophaea, pyxidata, Claytonia lanceolata, megarhiza, rubra, virginica, sibirica,
Clematis columbiana, drummondii, hirsutissima, ligusticifolia, virginia, Clintonia uniflora, Coeloglossum viride,
Coleognyne ramosissima, Collinsia parviflora, Collomia grandiflora, linearis, tinctoria, Comandra umbellata, Comastoma tenellum,
Conioselinum scopulorum, Conium maculatum, Conringia orientalis,
Convolvulus arvensis, Corallorhiza maculata, striata, trifida, wisteriana, Coreopsis tinctoria,
Cornus alba var. alba, canadensis, florida, Corydalis aurea, caseana, caseana var. brandegeei, Corylus cornuta,
Coscinodon calyptratus, cribosus, Cosmos parviflorus, Cotoneaster lucidus, Crataegus douglasii, rivularis, succulenta,
Crepis acuminata, occidentalis ssp. costata, Croton dioicus,
Cryptantha angustifolia, crassisepala, minima, muricata, pterocarya, Cucurbita foetidissima,
Cylindropuntia echinocarpa, fulgida, imbricata, spinosior, whipplei, Coscinodon calyptratus, cribrosus,
Cymopterus glomeratus, lemmonii,nivalis, purpureus, Cynoglossum officinale, Cyperus lupulinus,
Cypripedium fasciculatum, montanum, parviflorum, Cyrtorhyncha ranunculina
D Dactylis glomerata, Dalea candida, formosa, frutescens, jamesii, mollis, pogonathera, purpurea,
Darlingtonia californica, Dasiphora fruticosa ssp. floribunda, Dasylirion leiophyllum, Datura wrightii, Daucus carota,
Delphinium alpestre, barbeyi, bicolor, carolinianum ssp. virescens, geyeri, glaucum, nuttallianum, scaposum var. scaposum,
scopulorum, wootonii, Dermatocarpon americanum,
Descurainia incana, incisa, pinnata, pinnata ssp. brachycarpa, pinnata var. ochroleuca, sophia,
Dianthus armeria, Dichanthelium acuminatum, oligosanthes,
Dicentra formosa, Dichelostemma capitatum, ida-maia, Dicranum tauricum, Dieteria asteroides, bigelovii var. bigelovii, canescens,
Dimeresia howellii, Dimorphocarpa wislizeni, Diphasiastrum digitatum,
Dipsacus fullonum, Dithyrea alifornica, Dodecatheon jeffreyi, pulchellum, Downingia bacigalupii,
Draba aurea, cana, crassifolia, nemorosa, reptans, spectabilis, streptocarpa, Dryas octopetala, Drymocallis arguta, fissa, glandulosa,
Dryopetalon runcinatum, Dryopteris filix-mas, Dudleya cymosa, Dyssodia papposa
Darlingtonia californica, Dasiphora fruticosa ssp. floribunda, Dasylirion leiophyllum, Datura wrightii, Daucus carota,
Delphinium alpestre, barbeyi, bicolor, carolinianum ssp. virescens, geyeri, glaucum, nuttallianum, scaposum var. scaposum,
scopulorum, wootonii, Dermatocarpon americanum,
Descurainia incana, incisa, pinnata, pinnata ssp. brachycarpa, pinnata var. ochroleuca, sophia,
Dianthus armeria, Dichanthelium acuminatum, oligosanthes,
Dicentra formosa, Dichelostemma capitatum, ida-maia, Dicranum tauricum, Dieteria asteroides, bigelovii var. bigelovii, canescens,
Dimeresia howellii, Dimorphocarpa wislizeni, Diphasiastrum digitatum,
Dipsacus fullonum, Dithyrea alifornica, Dodecatheon jeffreyi, pulchellum, Downingia bacigalupii,
Draba aurea, cana, crassifolia, nemorosa, reptans, spectabilis, streptocarpa, Dryas octopetala, Drymocallis arguta, fissa, glandulosa,
Dryopetalon runcinatum, Dryopteris filix-mas, Dudleya cymosa, Dyssodia papposa
E Echinacea angustifolia, Echinocactus polycephalus, Echinocereus coccineus, dasyacanthus, engelmannii, enneacanthus,
mojavensis, stramineus var. stramineus, viridiflorus, viridiflorus var. chloranthus, viridiflorus var. correllii,
viridflorus var. cylindricus, viridiflorus var. russanthus, Echinocystis lobata, Elaeagnus angustifolia,
Eleocharis acicularis, Elymus canadensis, Encalypta ciliata, vulgaris,
Encelia actoni, farinosa, resinifera, Encelia frutescens, Ephedra viridis,
Epilobium anagallidifolium, brachycarpum, ciliatum, clavatum, fasciculatum, glaberrimum, halleanum, hirsutum,
hornemanii, lactiflorum, Epipactis gigantea, Equisetum arvense, laevigatum, Eremalche rotundifolia,
Eremogone aculeata, congesta, fendleri, hookeri, Eremothera boothii, refracta,
Eriastrum diffusum, Ericameria nauseosa, parryi var. parryi, Ericameria linearifolia, Erigeron bellidiastrum, caespitosus, canadensis,
canus, compositus, concinnus, coulteri, divergens, eatonii, elatior, eximius, engelmannii, flagellaris, formosissimus, glabellus, glacialis,
grandiflorus, leiomerus, melanocephalus, modestus, nematophyllus, philadelphicus, pinnatisectus, pulchellus, pumilus, rybius,
speciosus, strigosus, subtrinervis, tracyi, vetensis,
Erigeron aphanactis, compositus var. discoideus, Eriogonum abertianum, alatum, arcuatum var. xanthum, bicolor,
brevicaule, caespitosum, douglasii, effusum, elatum, fasciculatum, flavum, heracleoides, hookeri, inflatum, jamesii, latens,
lonchophyllum, nudum, ovalifolium var. purpureum, rotundifolium, strictum, umbellatum, wrightii,
Eriophorum gracile, Eriophyllum lanosum, Eriophyllum lanatum,
Eritrichium nanum, Erodium cicutarium, texanum, Erysimum asperum, capitatum, repandum, Erythronium americium,
grandiflorum, Eschscholzia californica, glyptosperma, minutiflora, Escobaria hesteri, missouriensis, vivipara,
Eucephalus engelmannii, Eucephalus breweri, Eucnide bartonioides, Euphorbia albomarginata, brachycera, dentata,
eriantha, fendleri, marginata, myrsinites, spathulata, virgata, Eustoma exaltatum, Evolvulus nuttallianus
mojavensis, stramineus var. stramineus, viridiflorus, viridiflorus var. chloranthus, viridiflorus var. correllii,
viridflorus var. cylindricus, viridiflorus var. russanthus, Echinocystis lobata, Elaeagnus angustifolia,
Eleocharis acicularis, Elymus canadensis, Encalypta ciliata, vulgaris,
Encelia actoni, farinosa, resinifera, Encelia frutescens, Ephedra viridis,
Epilobium anagallidifolium, brachycarpum, ciliatum, clavatum, fasciculatum, glaberrimum, halleanum, hirsutum,
hornemanii, lactiflorum, Epipactis gigantea, Equisetum arvense, laevigatum, Eremalche rotundifolia,
Eremogone aculeata, congesta, fendleri, hookeri, Eremothera boothii, refracta,
Eriastrum diffusum, Ericameria nauseosa, parryi var. parryi, Ericameria linearifolia, Erigeron bellidiastrum, caespitosus, canadensis,
canus, compositus, concinnus, coulteri, divergens, eatonii, elatior, eximius, engelmannii, flagellaris, formosissimus, glabellus, glacialis,
grandiflorus, leiomerus, melanocephalus, modestus, nematophyllus, philadelphicus, pinnatisectus, pulchellus, pumilus, rybius,
speciosus, strigosus, subtrinervis, tracyi, vetensis,
Erigeron aphanactis, compositus var. discoideus, Eriogonum abertianum, alatum, arcuatum var. xanthum, bicolor,
brevicaule, caespitosum, douglasii, effusum, elatum, fasciculatum, flavum, heracleoides, hookeri, inflatum, jamesii, latens,
lonchophyllum, nudum, ovalifolium var. purpureum, rotundifolium, strictum, umbellatum, wrightii,
Eriophorum gracile, Eriophyllum lanosum, Eriophyllum lanatum,
Eritrichium nanum, Erodium cicutarium, texanum, Erysimum asperum, capitatum, repandum, Erythronium americium,
grandiflorum, Eschscholzia californica, glyptosperma, minutiflora, Escobaria hesteri, missouriensis, vivipara,
Eucephalus engelmannii, Eucephalus breweri, Eucnide bartonioides, Euphorbia albomarginata, brachycera, dentata,
eriantha, fendleri, marginata, myrsinites, spathulata, virgata, Eustoma exaltatum, Evolvulus nuttallianus
F Fabronia ciliaris, pusilia, Fagonia laevis, Fallugia paradoxa, Fendlera rupicola,
Ferocactus cylindraceus, glauescens, pilosus, wislizenii, Festuca idahoensis,
Forestiera pubescens, Forsythia x intermedia, Fouquieria splendens, Fragaria vesca, vesca var. bracteata, virginiana,
Frasera paniculata, speciosa, Fraxinus anomala, pennsylvanica, Fritillaria pudica, Froelichia gracilis, Fumaria vaillantii,
Funastrum cynanchoides var. heterophyllum
Ferocactus cylindraceus, glauescens, pilosus, wislizenii, Festuca idahoensis,
Forestiera pubescens, Forsythia x intermedia, Fouquieria splendens, Fragaria vesca, vesca var. bracteata, virginiana,
Frasera paniculata, speciosa, Fraxinus anomala, pennsylvanica, Fritillaria pudica, Froelichia gracilis, Fumaria vaillantii,
Funastrum cynanchoides var. heterophyllum
G Gaillardia aristata, multiceps, pinnatifida, pulchella, Galearis spectabilis, Galinsoga parvifolia,
Galium aparine, boreale, multiflorum, Gaultheria shallon, Gayophytum diffusum, ramosissimum,
Gentiana affinis, algida, fremontii, parryi, Gentianella amarella ssp. acuta, amarella ssp. heterosepala,
Gentianopsis barbellata, thermalis, Geraea canescens,
Geranium caespitosum, maculatum, molle, richardsonii, viscosissimum var. incisum,
Geum aleppicum, macrophyllum, rivale, rossii, triflorum, Gilia latiflora, ophthalmoides, scopulorum, sinuata, stewartii,
Giliastrum insigne, Glandularia bipinnatifida, canadensis, gooddingii, quadrangulata, wrightii, Glandulicactus wrightii,
Gleditsia triacanthos, Glycyrrhiza lepidota, Gnaphalium palustre, Goodyera oblongifolia, Grayia spinosa,
Grimmia anodon, laevigata, pulvinata, Grindelia scabra, squarrosa, subalpina,
Grusonia bradtiana, Guaiacum angustifolium, Gutierrezia microcephala, sarothrae
Galium aparine, boreale, multiflorum, Gaultheria shallon, Gayophytum diffusum, ramosissimum,
Gentiana affinis, algida, fremontii, parryi, Gentianella amarella ssp. acuta, amarella ssp. heterosepala,
Gentianopsis barbellata, thermalis, Geraea canescens,
Geranium caespitosum, maculatum, molle, richardsonii, viscosissimum var. incisum,
Geum aleppicum, macrophyllum, rivale, rossii, triflorum, Gilia latiflora, ophthalmoides, scopulorum, sinuata, stewartii,
Giliastrum insigne, Glandularia bipinnatifida, canadensis, gooddingii, quadrangulata, wrightii, Glandulicactus wrightii,
Gleditsia triacanthos, Glycyrrhiza lepidota, Gnaphalium palustre, Goodyera oblongifolia, Grayia spinosa,
Grimmia anodon, laevigata, pulvinata, Grindelia scabra, squarrosa, subalpina,
Grusonia bradtiana, Guaiacum angustifolium, Gutierrezia microcephala, sarothrae
H Hackelia cusickii, floribunda, micrantha, Halesia carolina, Harbouria trachypleura, Hechtia texensis, Hedeoma drummondii,
Hedwigia ciliata, Hedysarum alpinum, boreale, Helianthella parryi, quinquenervis, uniflora,
Helianthus annuus, grosseserratus, maximiliani,
nuttallii, pauciflorus, petiolaris, pumilus, Heliomeris longifolia, multiflora, Heliopsis parvifolia,
Heliotropium confertifolium, curassavicum, Heracleum maximum,
Hesperaloe parviflora, Hesperidanthus linearifolius, Hesperis matronalis, Hesperocallis undulata,
Hesperostipa comata, Heterotheca fulcrata, pumila, villosa, villosa var. nana, Heuchera bracteata, parvifolia,
Hibiscus trionum, Hieracium albiflorum, aurantiacum, fendleri, triste, venosum, Hoffmannseggia glauca,
Holodiscus dumosus, Homalothecium aureum, Hordeum jubatum, Horkelia fusca, Houstonia caerulea, pusilla,
Humulus lupulus, Hybanthus verticillatus, Hydrophyllum capitatum, fendleri, Hymenopappus biennis,
Hymenopappus filifolius, flavescens, tenuifolius, Hymenoxys grandiflora, hoopesii, odorata, richardsonii var. floribunda,
Hyoscyamus niger, Hypericum anagalloides, perforatum, Hypnum cupressiforme, Hypoxis hirsuta, Hyptis emoryi
Hedwigia ciliata, Hedysarum alpinum, boreale, Helianthella parryi, quinquenervis, uniflora,
Helianthus annuus, grosseserratus, maximiliani,
nuttallii, pauciflorus, petiolaris, pumilus, Heliomeris longifolia, multiflora, Heliopsis parvifolia,
Heliotropium confertifolium, curassavicum, Heracleum maximum,
Hesperaloe parviflora, Hesperidanthus linearifolius, Hesperis matronalis, Hesperocallis undulata,
Hesperostipa comata, Heterotheca fulcrata, pumila, villosa, villosa var. nana, Heuchera bracteata, parvifolia,
Hibiscus trionum, Hieracium albiflorum, aurantiacum, fendleri, triste, venosum, Hoffmannseggia glauca,
Holodiscus dumosus, Homalothecium aureum, Hordeum jubatum, Horkelia fusca, Houstonia caerulea, pusilla,
Humulus lupulus, Hybanthus verticillatus, Hydrophyllum capitatum, fendleri, Hymenopappus biennis,
Hymenopappus filifolius, flavescens, tenuifolius, Hymenoxys grandiflora, hoopesii, odorata, richardsonii var. floribunda,
Hyoscyamus niger, Hypericum anagalloides, perforatum, Hypnum cupressiforme, Hypoxis hirsuta, Hyptis emoryi
I Iliamna rivularis, Impatiens capensis, Ipomoea leptophylla, purpurea,
Ipomopsis aggregata, ssp. aggregata, ssp. candida, ssp. formosissima, congesta, laxiflora, longiflora, pumila, roseata, spicata,
tenuituba, Iris cristata, missouriensis, pseudacorus, versicolor, Ivesia gordonii, lycopodioides
Ipomopsis aggregata, ssp. aggregata, ssp. candida, ssp. formosissima, congesta, laxiflora, longiflora, pumila, roseata, spicata,
tenuituba, Iris cristata, missouriensis, pseudacorus, versicolor, Ivesia gordonii, lycopodioides
J Jamesia americana, Janusia gracilis, Jatropha dioica, Jeffersonia diphylla, Johnstonella angustifolia, Juncus torreyi,
Juniperus communis, deppeana, scopulorum, Justicia californica
Juniperus communis, deppeana, scopulorum, Justicia californica
K Kallstroemia hirsutissima, Kalmia angustifolia, microphylla, Knautia arvensis, Krameria erecta, Krascheninnikovia ceratoides
L Lactuca canadensis, ludoviciana, serriola, tatarica, Lagophylla ramosissima, Lamium amplexicaule, purpureum,
Langloisia setosissima, Lappula redowskii, Larrea tridentata, Lasthenia gracilis,
Lathyrus eucosmus, latifolius, lanszwertii var. laetivirens, lanszwertii var. leucanthus, ochroleucus,
polymorphous var. incanus, Lecanora dispersa, garovaglii, muralis, Lemna minor,
Leonurus cardiaca, Lepidium campestre, chalepense, draba, fremontii, latifolium, montanum, perfoliatum, virginicum,
Leptogium saturninum, Leptosiphon nuttallii ssp. nuttallii, Leucanthemum vulgare, Leucocrinum montanum,
Leucophyllum candidum, Lewisia pygmaea, Liatris punctata, Lichinella stipatula, Ligularia taraxacoides,
Ligusticum filicinum, grayi, porteri, tenuifolium,
Lilium paradalinum, parvum, philadelphicum, washingtonianum, Linanthus caespitosus, pungens,
Linaria arenaria, dalmatica, vulgaris, Linnaea borealis, Linum berlandieri, lewisii, perenne, puberulum, rigidum,
Lithophragma glabrum, parviflorum var. parviflorum, tenellum,
Lithospermum incisum, multiflorum, occidentale, ruderale, Lloydia serotina,
Lolium perenne, Lomatium dissectum, grayi var. grayi, orientale, triternatum,
Lonicera albiflora, ciliosa, involucrata, morrowii, tatarica, utahensis,
Lotus corniculatus, rigidus, strigosus supsp. tomentellus, tenuis, unifoliolatus,
Lupinus albicaulis, ammophilus, angustifolius, arbustus, argenteus, argenteus ssp. ingratus, ssp. rubricaulis, breweri,
caudatus, croceus, havardii, latifolius, lepidus, lepidus var. lobbii, leucophyllus, malacophyllus, obtusilobus, prunophilus,
pusillus, sparsiflorus, subvexus, Lycium andersonii, pallidum, torreyi, Lycopus americanus, Lygodesmia grandiflora, juncea,
Lysimachia arvensis, latifolia, Lysichiton americanus
Langloisia setosissima, Lappula redowskii, Larrea tridentata, Lasthenia gracilis,
Lathyrus eucosmus, latifolius, lanszwertii var. laetivirens, lanszwertii var. leucanthus, ochroleucus,
polymorphous var. incanus, Lecanora dispersa, garovaglii, muralis, Lemna minor,
Leonurus cardiaca, Lepidium campestre, chalepense, draba, fremontii, latifolium, montanum, perfoliatum, virginicum,
Leptogium saturninum, Leptosiphon nuttallii ssp. nuttallii, Leucanthemum vulgare, Leucocrinum montanum,
Leucophyllum candidum, Lewisia pygmaea, Liatris punctata, Lichinella stipatula, Ligularia taraxacoides,
Ligusticum filicinum, grayi, porteri, tenuifolium,
Lilium paradalinum, parvum, philadelphicum, washingtonianum, Linanthus caespitosus, pungens,
Linaria arenaria, dalmatica, vulgaris, Linnaea borealis, Linum berlandieri, lewisii, perenne, puberulum, rigidum,
Lithophragma glabrum, parviflorum var. parviflorum, tenellum,
Lithospermum incisum, multiflorum, occidentale, ruderale, Lloydia serotina,
Lolium perenne, Lomatium dissectum, grayi var. grayi, orientale, triternatum,
Lonicera albiflora, ciliosa, involucrata, morrowii, tatarica, utahensis,
Lotus corniculatus, rigidus, strigosus supsp. tomentellus, tenuis, unifoliolatus,
Lupinus albicaulis, ammophilus, angustifolius, arbustus, argenteus, argenteus ssp. ingratus, ssp. rubricaulis, breweri,
caudatus, croceus, havardii, latifolius, lepidus, lepidus var. lobbii, leucophyllus, malacophyllus, obtusilobus, prunophilus,
pusillus, sparsiflorus, subvexus, Lycium andersonii, pallidum, torreyi, Lycopus americanus, Lygodesmia grandiflora, juncea,
Lysimachia arvensis, latifolia, Lysichiton americanus
M Machaeranthera parviflora, tanacetifolia, Madia glomerata, gracilis, Mahonia fremontii, repens, trifoliolata,
Maianthemum racemosum ssp. amplexicaule, stellatum, Malacothrix fendleri, glabrata, torreyi, Malus pumila,
Malva neglecta, Mammillaria grahamii, meiacantha, Marah oreganus, Marina parryi,
Marrubium vulgare, Marsilea vestita, Matricaria discoidea, Maurandya antirrhiniflora, Medicago lupulina, sativa,
Melampodium leucanthum, Melilotus albus, officinalis, Menodora spinescens var. spinescens, Mentha arvensis, piperita,
Mentzelia albicaulis, decapetala, involucrata, laevicaulis, lewisii, multiflora, nuda, oligosperma, pterosperma, strictissima,
Menziesia ferruginea, Mertensia alpina, brevistyla, ciliata, humilis, lanceloata, lanceolata var. nivalis, oblongifolia, viridis,
Micranthes micranthidifolia, odontoloma, oregana, rhomboidea, Microseris nutans, Microsteris gracilis, Mimosa borealis,
Mimulus bigelovii, cardinalis, cusickii, floribundus, glabratus, guttatus, moschata, nanus, jepsonii, lewisii, primuloides, tilingii,
Minuartia obtusiloba, rubella, Mirabilis albida, comata, hirsuta, laevis subsp. villosa, linearis, multiflora, nyctaginea, oxybaphoides,
Mitella diphylla, stauropetala, Mnium arizonicum, Moehringia lateriflora, Mohavea confertiflora, Mollugo verticilliata,
Monarda fistulosa, pectinata, Monardella odoratissima,
Moneses uniflora, Monoptilon bellidiforme, bellioides, Monotropa hypopitys, Montia chamissoi, Mortonia sempervirens,
Muhlenbergia racemosa, Muscari neglectum, Musineon divaricatum, tenuifolium, Myosotis alpestris, arvensis, asiatica, scorpioides,
Myriopteris gracilis
Maianthemum racemosum ssp. amplexicaule, stellatum, Malacothrix fendleri, glabrata, torreyi, Malus pumila,
Malva neglecta, Mammillaria grahamii, meiacantha, Marah oreganus, Marina parryi,
Marrubium vulgare, Marsilea vestita, Matricaria discoidea, Maurandya antirrhiniflora, Medicago lupulina, sativa,
Melampodium leucanthum, Melilotus albus, officinalis, Menodora spinescens var. spinescens, Mentha arvensis, piperita,
Mentzelia albicaulis, decapetala, involucrata, laevicaulis, lewisii, multiflora, nuda, oligosperma, pterosperma, strictissima,
Menziesia ferruginea, Mertensia alpina, brevistyla, ciliata, humilis, lanceloata, lanceolata var. nivalis, oblongifolia, viridis,
Micranthes micranthidifolia, odontoloma, oregana, rhomboidea, Microseris nutans, Microsteris gracilis, Mimosa borealis,
Mimulus bigelovii, cardinalis, cusickii, floribundus, glabratus, guttatus, moschata, nanus, jepsonii, lewisii, primuloides, tilingii,
Minuartia obtusiloba, rubella, Mirabilis albida, comata, hirsuta, laevis subsp. villosa, linearis, multiflora, nyctaginea, oxybaphoides,
Mitella diphylla, stauropetala, Mnium arizonicum, Moehringia lateriflora, Mohavea confertiflora, Mollugo verticilliata,
Monarda fistulosa, pectinata, Monardella odoratissima,
Moneses uniflora, Monoptilon bellidiforme, bellioides, Monotropa hypopitys, Montia chamissoi, Mortonia sempervirens,
Muhlenbergia racemosa, Muscari neglectum, Musineon divaricatum, tenuifolium, Myosotis alpestris, arvensis, asiatica, scorpioides,
Myriopteris gracilis
N Nama demissum, havardii, hispidum, torynophyllum, Narcissus pseudonarcissus, Nasturtium officinale,
Navarretia breweri, Nemastylis geminiflora, Nemophila menziesii,
Neolloydia conoidea, Neottia convallarioides, cordata, Nepeta cataria, Nerisyrenia camporum, linearifolia, Nicolletia edwardsii,
Nicotiana attenuata, glauca, obtusifolia, Noccaea fendleri, Nolina texana, Nothocalais cuspidata,
Nothoscordum bivalve, Nuphar polysepala, Nuttallanthus texanus
Navarretia breweri, Nemastylis geminiflora, Nemophila menziesii,
Neolloydia conoidea, Neottia convallarioides, cordata, Nepeta cataria, Nerisyrenia camporum, linearifolia, Nicolletia edwardsii,
Nicotiana attenuata, glauca, obtusifolia, Noccaea fendleri, Nolina texana, Nothocalais cuspidata,
Nothoscordum bivalve, Nuphar polysepala, Nuttallanthus texanus
O Oenothera albicaulis, biennis, brachycarpa, caespitosa, caespitosa var. marginata, coloradensis, coronopifolia, curtiflora, deltoides,
hartwegii, howardii, laciniata, lavandulifolia, nutallii, pallida, primiveris, serrulata, suffrutescens, villosa, Olsynium douglasii,
Opuntia acanthocarpa, aggeria, azurea, basilaris, bigelovii, densispina, dulcis,
leptocaulis, macrorhiza, phaeacantha, polyacantha, spinosibacca, Orchis spectabilis, Oreobatus
Oreocarya cana, flava, flavoculata, fulvocanescens, humilis, suffruticosa, suffruticosa var. cinerea, tenuis, thyrsiflora,
virgata, Oreoxis alpina, Orobanche cooperi subsp. latiloba, fasciculata, uniflora, Orogenia linearifolia, Orthilia secunda,
Orthocarpus cuspidatus var. cryptanthus, luteus, Orthotrichum diaphanum, laevigatum, pallens,
Osmorhiza berteroi, depauperata, longistylis, occidentalis,
Oxalis alpina, corniculata, dillenii, oregana, violaceae, Oxypolis fendleri,
Oxyria digyna, Oxytropis deflexa, lambertii, lambertii/sericea, multiceps, sericea, splendens
hartwegii, howardii, laciniata, lavandulifolia, nutallii, pallida, primiveris, serrulata, suffrutescens, villosa, Olsynium douglasii,
Opuntia acanthocarpa, aggeria, azurea, basilaris, bigelovii, densispina, dulcis,
leptocaulis, macrorhiza, phaeacantha, polyacantha, spinosibacca, Orchis spectabilis, Oreobatus
Oreocarya cana, flava, flavoculata, fulvocanescens, humilis, suffruticosa, suffruticosa var. cinerea, tenuis, thyrsiflora,
virgata, Oreoxis alpina, Orobanche cooperi subsp. latiloba, fasciculata, uniflora, Orogenia linearifolia, Orthilia secunda,
Orthocarpus cuspidatus var. cryptanthus, luteus, Orthotrichum diaphanum, laevigatum, pallens,
Osmorhiza berteroi, depauperata, longistylis, occidentalis,
Oxalis alpina, corniculata, dillenii, oregana, violaceae, Oxypolis fendleri,
Oxyria digyna, Oxytropis deflexa, lambertii, lambertii/sericea, multiceps, sericea, splendens
P Packera cana, dimorphophylla, fendleri, multilobata, neomexicana, obovata, plattensis, pseudaurea, tridenticulata, werneriifolia,
Panicum capillare, Papaver coloradense, orientale, Parkinsonia texana var. texana,
Parnassia fimbriata, kotzebuei, palustris var. palustris, Paronychia jamesii, pulvinata, sessiliflora, Parthenium incanum,
Parthenocissus inserta, quinquefolia, Pastinaca sativa, Paulownia tomentosa, Pectiantia pentandra,
Pectis angustifolia, Pedicularis bracteosa, canadensis, contorta,
crenulata, groenlandica, parryi, procera, racemosa var. alba, scopulorum, Pediocactus simpsonii, Pediomelum esculentum,
Peltigera aphthosa, Penstemon albertinus, albidus, ambiguus, angustifolius, attenuatus,
barbatus, breviculus, buckleyi, caespitosus, cyaneus, cyathophorous, davidsonii var. praeteritus, deustus,
eatonii, eriantherus, fendleri, fruticosus var. fruticosus, glaber, gracilis, hallii, havardii, humilis, laricifolius subsp. exilifolius, lyalii,
neotericus, newberryi, pachyphyllus var. mucronatus, palmeri, parryi, rostriflorus, rydbergii, saxosorum, secundiflorus,
speciosus, strictus, trifolius, unilateris, virens, virgatus var. asa-grayi, whippleanus, wilcoxii,
Perideridia bolanderi, parishii, Peritoma arborea, lutea, serrulata, Perityle emoryi, Perovskia atriplicifolia,
Persicaria amphibia, lapathifolia, Phacelia alba, bipinnatifida, calthifolia, campanularia, congesta, corrugata, crenulata,
distans, hastata, hastata ssp. compacta, heterophylla, howelliana, humilis, integrifolia, linearis, sericea, Philonotis fontana,
Phlox andicola, austromontana, canescens, carolina, condensata, diffusa, divaricata, hoodii,
longifolia, multiflora, muscoides, nana, pulvinata, Stansburyi, triovulata, woodhousei,
Pholisma arenarium, Phoradendron juniperinum, Phragmites australis, Phyla cuneifolia,
Phyllodoce breweri, empetriformis, Physalis hederifolia, heterophylla, hispida, longifolia, virginiana,
Physaria acutifollia, alpina, arenosa, bellii, fendleri, gracilis, ludoviciana, montana, newberryi, ovalifolia, purpurea, vitulifera,
Physcia adscendens, Physocarpus monogynus, Picea engelmannii, pungens, Picradeniopsis oppositifolia,
Pinus aristata, contorta var. latifolia, edulis, flexilis, ponderosa var. scopulorum, Piperia dilatata var. dilatata, var. leucostachys,
unalascensis, Plagiobothrys scouleri var. hispidulus, Plantago lanceolata, major, ovata, patagonica, rhodosperma,
Platanthera aquilonis, brevifolia, dilatata, huronensis, obtusata, purpurascens, stricta,
Platyschkuhria integrifolia, Plectritis macrocera, Pleopsidium chlorophanum, Poa interior, Podophyllum peltatum, Pohlia nutans,
Polanisia dodecandra ssp. trachysperma, uniglandulosa, Polemonium confertum, foliosissimum, occidentale,
pulcherrimum, reptans, viscosum, Polycauliona polycarpa, Poliomintha incana, Polygala alba,
Polygonum amphibia, aviculare, douglasii, Polypodium saximontanum, Polypogon monspeliensis,
Polytrichum juniperinum, piliferum, Populus x acuminata, angustifolia,deltoides, tremuloides, Portulaca oleracea,
Potentilla anserina, canadensis, concinna, concinna var. bicrenata, effusa, fissa,
flabelliformis, glandulosa, glaucophylla var. glaucophylla, gracilis, hippiana, millefolia var. klamathensis, norvegica, pensylvanica,
pulcherrima,recta, rubricaulis, subjuga, tomentosa, Primula angustifolia,
parryi, Proboscidea parviflora, Prosartes trachycarpa, Prunella vulgaris,
Prunus americana, armeniaca, padus, pensylvanica, pumilus var. besseyi, tomentosa, virginiana var. demissa, Pyrus calleryana,
Psathyrotes scaposa, Pseudognaphalium canescens, Pseudostellaria jamesiana, Pseudostuga menziesii var. glauca
Psilostrophe sparsiflora, tagetina, villosa, Psoralidium lanceolatum, tenuiflorum,
Ptelea trifoliata, Pterospora andromedea, Pterygonerum ovatum, subsessile, Ptychostomum imbricatum, pallescens,
Pulsatilla patens var. multifida, occidentalis, Purshia plicata, stansburiana, tridentata, Pyrola asarifolia, chlorantha, minor,
Pyrrocoma crocea var. crocea, Pyrus calleryana
Panicum capillare, Papaver coloradense, orientale, Parkinsonia texana var. texana,
Parnassia fimbriata, kotzebuei, palustris var. palustris, Paronychia jamesii, pulvinata, sessiliflora, Parthenium incanum,
Parthenocissus inserta, quinquefolia, Pastinaca sativa, Paulownia tomentosa, Pectiantia pentandra,
Pectis angustifolia, Pedicularis bracteosa, canadensis, contorta,
crenulata, groenlandica, parryi, procera, racemosa var. alba, scopulorum, Pediocactus simpsonii, Pediomelum esculentum,
Peltigera aphthosa, Penstemon albertinus, albidus, ambiguus, angustifolius, attenuatus,
barbatus, breviculus, buckleyi, caespitosus, cyaneus, cyathophorous, davidsonii var. praeteritus, deustus,
eatonii, eriantherus, fendleri, fruticosus var. fruticosus, glaber, gracilis, hallii, havardii, humilis, laricifolius subsp. exilifolius, lyalii,
neotericus, newberryi, pachyphyllus var. mucronatus, palmeri, parryi, rostriflorus, rydbergii, saxosorum, secundiflorus,
speciosus, strictus, trifolius, unilateris, virens, virgatus var. asa-grayi, whippleanus, wilcoxii,
Perideridia bolanderi, parishii, Peritoma arborea, lutea, serrulata, Perityle emoryi, Perovskia atriplicifolia,
Persicaria amphibia, lapathifolia, Phacelia alba, bipinnatifida, calthifolia, campanularia, congesta, corrugata, crenulata,
distans, hastata, hastata ssp. compacta, heterophylla, howelliana, humilis, integrifolia, linearis, sericea, Philonotis fontana,
Phlox andicola, austromontana, canescens, carolina, condensata, diffusa, divaricata, hoodii,
longifolia, multiflora, muscoides, nana, pulvinata, Stansburyi, triovulata, woodhousei,
Pholisma arenarium, Phoradendron juniperinum, Phragmites australis, Phyla cuneifolia,
Phyllodoce breweri, empetriformis, Physalis hederifolia, heterophylla, hispida, longifolia, virginiana,
Physaria acutifollia, alpina, arenosa, bellii, fendleri, gracilis, ludoviciana, montana, newberryi, ovalifolia, purpurea, vitulifera,
Physcia adscendens, Physocarpus monogynus, Picea engelmannii, pungens, Picradeniopsis oppositifolia,
Pinus aristata, contorta var. latifolia, edulis, flexilis, ponderosa var. scopulorum, Piperia dilatata var. dilatata, var. leucostachys,
unalascensis, Plagiobothrys scouleri var. hispidulus, Plantago lanceolata, major, ovata, patagonica, rhodosperma,
Platanthera aquilonis, brevifolia, dilatata, huronensis, obtusata, purpurascens, stricta,
Platyschkuhria integrifolia, Plectritis macrocera, Pleopsidium chlorophanum, Poa interior, Podophyllum peltatum, Pohlia nutans,
Polanisia dodecandra ssp. trachysperma, uniglandulosa, Polemonium confertum, foliosissimum, occidentale,
pulcherrimum, reptans, viscosum, Polycauliona polycarpa, Poliomintha incana, Polygala alba,
Polygonum amphibia, aviculare, douglasii, Polypodium saximontanum, Polypogon monspeliensis,
Polytrichum juniperinum, piliferum, Populus x acuminata, angustifolia,deltoides, tremuloides, Portulaca oleracea,
Potentilla anserina, canadensis, concinna, concinna var. bicrenata, effusa, fissa,
flabelliformis, glandulosa, glaucophylla var. glaucophylla, gracilis, hippiana, millefolia var. klamathensis, norvegica, pensylvanica,
pulcherrima,recta, rubricaulis, subjuga, tomentosa, Primula angustifolia,
parryi, Proboscidea parviflora, Prosartes trachycarpa, Prunella vulgaris,
Prunus americana, armeniaca, padus, pensylvanica, pumilus var. besseyi, tomentosa, virginiana var. demissa, Pyrus calleryana,
Psathyrotes scaposa, Pseudognaphalium canescens, Pseudostellaria jamesiana, Pseudostuga menziesii var. glauca
Psilostrophe sparsiflora, tagetina, villosa, Psoralidium lanceolatum, tenuiflorum,
Ptelea trifoliata, Pterospora andromedea, Pterygonerum ovatum, subsessile, Ptychostomum imbricatum, pallescens,
Pulsatilla patens var. multifida, occidentalis, Purshia plicata, stansburiana, tridentata, Pyrola asarifolia, chlorantha, minor,
Pyrrocoma crocea var. crocea, Pyrus calleryana
R Rafinesquia neomexicana, Ranunculus abortivus, acris, adoneus, alismifolius, aquatilis,cardiophyllus, cymbalaria,
flammula var. reptans, glaberrimus, glaberrimus var. ellipticus, hispidus, inamoenus, macounii, ranunculinus, repens, sceleratus,
Ratibida columnifera, Reseda lutea, Rhamnus cathartica, Rhaponticum repens, Rhodiola integrifolia, rhodantha,
Rhododendron columbianum, macrophyllum, maximum, occidentale, Rhus aromatica var. triolabata, glabra, microphylla, typhina,
Ribes aureum, cereum, inerme, lacustre, leptanthum, lobbii, montigenum,roezlii, viscosissimum, wolfii,
Robinia pseudoacacia, Rorippa sinuata, Rosa acicularis ssp. sayi, arkansana, woodsii,
Rubus argutus, deliciosus, idaeus var. strigosus, parviflorus, ursinus,
Rudbeckia laciniata var. ampla, hirta var. hirta, Rudbeckia montana, occidentalis,
Rumex acetosella, crispus, densiflorus, hymenosepalus, occidentalis, salicifolius, triangulivalvis, venosus
flammula var. reptans, glaberrimus, glaberrimus var. ellipticus, hispidus, inamoenus, macounii, ranunculinus, repens, sceleratus,
Ratibida columnifera, Reseda lutea, Rhamnus cathartica, Rhaponticum repens, Rhodiola integrifolia, rhodantha,
Rhododendron columbianum, macrophyllum, maximum, occidentale, Rhus aromatica var. triolabata, glabra, microphylla, typhina,
Ribes aureum, cereum, inerme, lacustre, leptanthum, lobbii, montigenum,roezlii, viscosissimum, wolfii,
Robinia pseudoacacia, Rorippa sinuata, Rosa acicularis ssp. sayi, arkansana, woodsii,
Rubus argutus, deliciosus, idaeus var. strigosus, parviflorus, ursinus,
Rudbeckia laciniata var. ampla, hirta var. hirta, Rudbeckia montana, occidentalis,
Rumex acetosella, crispus, densiflorus, hymenosepalus, occidentalis, salicifolius, triangulivalvis, venosus
S Sagittaria cuneata, Salix alba, arctica, bebbiana, exigua, fragilis, glauca, nivalis, planifolia, scouleriana, x sepulcralis
Salsola tragus, Salvia azurea, dorii, reflexa, Sambucus canadensis, nigra, racemosa, Sanicula marilandica, Saponaria officinalis,
Sarcodes sanguinea, Saxifraga austromontana, chrysantha, rivularis, virginiensis, Scabrethia scabra,
Schistidium apocarpum, rivulare, Schoenocrambe linearifolia,
Schoenoplectus acutus, pungens, tabernaemontani, Scirpus pallidus, Scorzonera laciniata, Scrophularia californica,
lanceolata, Scutellaria angustifolia, antirrhinoides, brittonii, galericulata,
Securigera varia, Sedum debile, lanceolatum, obtusatum, Selenia dissecta,
Senecio amplectens var. holmii, atratus, aureus, crassulus, eremophilus, eremophilus var. kingii, flaccidus,
fremontii var. biltoides, fremontii var. fremontii, glabellus, integerrimus, serra var. admirabilis, serra var. serra, spartioides,
traxacoides, triangularis, wootonii, Senecio bieglovii var. hallii, pudicus, rapifolius, Schoenocrambe linearifolia, Senna Trans-Pecos,
Shepherdia argentea, Sherardia arvensis, Sibbaldia procumbens, Sidalcea campestris, candida, neomexicana, oregana,
Silene acaulis, antirrhina, bernardina, csereii, drummondii, latifolia, menziesii, noctiflora, oregana, scouleri, Sinapis arvensis,
Sisymbrium altissimum, irio, linifolium, loeselii, Sisyrinchium montanum, pallidum, Sium suave, Smelowskia americana,
Smilax lasioneura, Solanum carolinense, dulcamara, elaeagnifolium, nigrum, physalifolium, rostratum, triflorum, xanti,
Solidago gigantea, missouriensis, mollis, multiradiata, nana, rigida var. humilis, simplex, speciosa var. pallida, velutina, wrightii,
Sonchus asper, arvensis ssp. uliginosus, Sophora nuttalliana, Sorghastrum nutans,
Spergularia media, rubra, Sphaeralcea ambigua, angustifolia, coccinea, emoryi, grossulariifolia, hastulata,
incana, laxa, leptophylla, munroana, parvifolia, Sphenosciadium capitellatum,
Spiraea lucida, Douglas', splendens, Spiranthes diluvialis, romanzoffiana, Stachys coccinea, palustris var. pilosa,
Stanleya pinnata, viridiflora, Stellaria longifolia, longipes, media, pubera, Stenocereus thurberi,
Stenotus amerioides, Stephanomeria exigua, tenuifolia, Streptanthella longirostris,
Streptanthus arizonicus, cordatus var. cordatus, Streptopus amplexifolius,
Suaeda nigra, Swertia perennis, Symphoricarpos albus, occidentalis, rotundifolius,
Symphyotrichum ascendens, boreale, campestre, ericoides, falcatum, fendleri, foliaceum, laeve var. geyeri, lanceolatum,
novae-angliae, porteri, spathulatum, Syntrichia ruralis, Syringa vulgaris
Salsola tragus, Salvia azurea, dorii, reflexa, Sambucus canadensis, nigra, racemosa, Sanicula marilandica, Saponaria officinalis,
Sarcodes sanguinea, Saxifraga austromontana, chrysantha, rivularis, virginiensis, Scabrethia scabra,
Schistidium apocarpum, rivulare, Schoenocrambe linearifolia,
Schoenoplectus acutus, pungens, tabernaemontani, Scirpus pallidus, Scorzonera laciniata, Scrophularia californica,
lanceolata, Scutellaria angustifolia, antirrhinoides, brittonii, galericulata,
Securigera varia, Sedum debile, lanceolatum, obtusatum, Selenia dissecta,
Senecio amplectens var. holmii, atratus, aureus, crassulus, eremophilus, eremophilus var. kingii, flaccidus,
fremontii var. biltoides, fremontii var. fremontii, glabellus, integerrimus, serra var. admirabilis, serra var. serra, spartioides,
traxacoides, triangularis, wootonii, Senecio bieglovii var. hallii, pudicus, rapifolius, Schoenocrambe linearifolia, Senna Trans-Pecos,
Shepherdia argentea, Sherardia arvensis, Sibbaldia procumbens, Sidalcea campestris, candida, neomexicana, oregana,
Silene acaulis, antirrhina, bernardina, csereii, drummondii, latifolia, menziesii, noctiflora, oregana, scouleri, Sinapis arvensis,
Sisymbrium altissimum, irio, linifolium, loeselii, Sisyrinchium montanum, pallidum, Sium suave, Smelowskia americana,
Smilax lasioneura, Solanum carolinense, dulcamara, elaeagnifolium, nigrum, physalifolium, rostratum, triflorum, xanti,
Solidago gigantea, missouriensis, mollis, multiradiata, nana, rigida var. humilis, simplex, speciosa var. pallida, velutina, wrightii,
Sonchus asper, arvensis ssp. uliginosus, Sophora nuttalliana, Sorghastrum nutans,
Spergularia media, rubra, Sphaeralcea ambigua, angustifolia, coccinea, emoryi, grossulariifolia, hastulata,
incana, laxa, leptophylla, munroana, parvifolia, Sphenosciadium capitellatum,
Spiraea lucida, Douglas', splendens, Spiranthes diluvialis, romanzoffiana, Stachys coccinea, palustris var. pilosa,
Stanleya pinnata, viridiflora, Stellaria longifolia, longipes, media, pubera, Stenocereus thurberi,
Stenotus amerioides, Stephanomeria exigua, tenuifolia, Streptanthella longirostris,
Streptanthus arizonicus, cordatus var. cordatus, Streptopus amplexifolius,
Suaeda nigra, Swertia perennis, Symphoricarpos albus, occidentalis, rotundifolius,
Symphyotrichum ascendens, boreale, campestre, ericoides, falcatum, fendleri, foliaceum, laeve var. geyeri, lanceolatum,
novae-angliae, porteri, spathulatum, Syntrichia ruralis, Syringa vulgaris
T Tamarix chinensis, Tanacetum parthenium, Tanacetum vulgare, Taraxacum ceratophorum, officinale,
Taraxiat anacetifolia, Tecoma stans, Telesonix jamesii, Tellima grandiflora,
Tetraneuris acaulis var. acaulis, acaulis var. caespitosa, acaulis var. epunctata, acaulis var. arizonica, ivesiana, scaposa, torreyana,
Teucrium canadense var. occidentale, Thalictrum dasycarpum, fendleri, occidentale, sparsiflorum, Thelesperma filifolium,
Thelesperma megapotamicum, Thermopsis divaricarpa, montana, rhombifolia,
Thinopyrum ponticum, Thlaspi arvense, Thymophylla acerosa, pentachaeta,
Tiarella cordifolia, trifoliata var. unifoliata, Tidestromia lanuginosa, Tiquilia latior,
Tonestus pygmaeus, Tortula inermis, muralis, obtusifolia,
Townsendia exscapa, grandiflora, hookeri, incana, Toxicodendron rydbergii, Toxicoscordion venenosum,
Tradescantia occidentalis, Tragopogon dubius, Tragia ramosa, Tribulus terrestris,
Trifolium dasyphyllum, hybridum, longipes var. multipedunculatum, monanthum, nanum, parryi, pratense,
Trillium catesbaei, flexipes, grandiflorum, luteum, ovatum, pusillum, simile, stamineum, sulcatum, Triodanis perfoliata,
Tripleurospermum maritimum ssp. inodorum, Triteleia grandiflora, Trixis californica,
Trollius albiflorus, Turritis glabra, Typha angustifolia, latifolia
Taraxiat anacetifolia, Tecoma stans, Telesonix jamesii, Tellima grandiflora,
Tetraneuris acaulis var. acaulis, acaulis var. caespitosa, acaulis var. epunctata, acaulis var. arizonica, ivesiana, scaposa, torreyana,
Teucrium canadense var. occidentale, Thalictrum dasycarpum, fendleri, occidentale, sparsiflorum, Thelesperma filifolium,
Thelesperma megapotamicum, Thermopsis divaricarpa, montana, rhombifolia,
Thinopyrum ponticum, Thlaspi arvense, Thymophylla acerosa, pentachaeta,
Tiarella cordifolia, trifoliata var. unifoliata, Tidestromia lanuginosa, Tiquilia latior,
Tonestus pygmaeus, Tortula inermis, muralis, obtusifolia,
Townsendia exscapa, grandiflora, hookeri, incana, Toxicodendron rydbergii, Toxicoscordion venenosum,
Tradescantia occidentalis, Tragopogon dubius, Tragia ramosa, Tribulus terrestris,
Trifolium dasyphyllum, hybridum, longipes var. multipedunculatum, monanthum, nanum, parryi, pratense,
Trillium catesbaei, flexipes, grandiflorum, luteum, ovatum, pusillum, simile, stamineum, sulcatum, Triodanis perfoliata,
Tripleurospermum maritimum ssp. inodorum, Triteleia grandiflora, Trixis californica,
Trollius albiflorus, Turritis glabra, Typha angustifolia, latifolia
U Ulmus pumila, Umbilicaria americana, Uropappus lindleyi, Urtica dioica ssp. gracilis, Usnea perplexans, Utricularia macrorhiza,
Uvularia grandiflora, sessilifolia
Uvularia grandiflora, sessilifolia
V Vaccinium cespitosum, myrtillus, scoparium, Valeriana acutiloba, edulis, occidentalis, scouleri, sitchensis,
Veratrum californicum var. californicum, Verbascum blattaria, thapsus, Verbena bracteata, halei, hastata,
macdougalii, Verbesina encelioides, Veronica americana, anagallis-aquatica, catenata, cusickii, peregrina subsp. xalapensis, persica,
polita, scutellatam serpyllifolia ssp. humifula, wormskjoldii, Vesper bulbosus, montanus, Viburnum edule, lantana,
opulus var. americanum, Vicia americana, Viguiera stenoloba, Viola adunca, bicolor, blanda, canadensis, hastata, macloskeyi, nuttallii,
pedata, pedatifida, pubescens, purpurea ssp. venosa, rydbergii, sororia, rostrata, Vitis riparia
Veratrum californicum var. californicum, Verbascum blattaria, thapsus, Verbena bracteata, halei, hastata,
macdougalii, Verbesina encelioides, Veronica americana, anagallis-aquatica, catenata, cusickii, peregrina subsp. xalapensis, persica,
polita, scutellatam serpyllifolia ssp. humifula, wormskjoldii, Vesper bulbosus, montanus, Viburnum edule, lantana,
opulus var. americanum, Vicia americana, Viguiera stenoloba, Viola adunca, bicolor, blanda, canadensis, hastata, macloskeyi, nuttallii,
pedata, pedatifida, pubescens, purpurea ssp. venosa, rydbergii, sororia, rostrata, Vitis riparia
X Xanthisma gracile, spinulosum, Xanthium strumarium, Xanthomendoza galericulata,
Xanthoparmelia chlorochroa, coloradoensis, cumberlandia, Xanthoria elegans, Xerophyllum tenax, Xylorhiza tortifolia, venusta
Xanthoparmelia chlorochroa, coloradoensis, cumberlandia, Xanthoria elegans, Xerophyllum tenax, Xylorhiza tortifolia, venusta
Y Yucca baccata, brevifolia, elata, glauca, harrimaniae, herostrata, schidigera, treculeana
