Property:Common name
Pages using the property "Common name"
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A | |
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| Abelmoschus esculentus + | Okra +, gumbo +, lady’s finger + |
| Abies + | Fir + |
| Abies amabilis + | Pacific silver fir +, silver fir +, sapin gracieux + |
| Abies balsamea + | Balsam fir +, sapin baumler + |
| Abies bifolia + | Rocky Mountain alpine fir +, Rocky Mountain subalpine fir +, corkbark fir + |
| Abies concolor + | White fir +, Rocky Mountain white fir +, pino real blanco + |
| Abies fraseri + | Fraser fir +, southern balsam fir + |
| Abies grandis + | Grand fir +, lowland white fir +, sapin grandissime + |
| Abies lasiocarpa + | Subalpine fir +, alpine fir +, sapin concolore + |
| Abies lowiana + | Sierra white fir +, California white fir + |
| Abies magnifica + | California red fir +, Shasta red fir + |
| Abies procera + | Noble fir + |
| Abronia + | Sand-verbena + |
| Abronia ameliae + | Heart’s delight + |
| Abronia argillosa + | Clay sand-verbena + |
| Abronia fragrans + | Fragrant white sand-verbena + |
| Abronia latifolia + | Yellow sand-verbena + |
| Abronia macrocarpa + | Large-fruited sand-verb ena + |
| Abronia maritima + | Red sand-verbena + |
| Abronia villosa + | Desert sand-verbena + |
| Abutilon + | Indian-mallow + |
| Abutilon fruticosum + | Pelotazo + |
| Abutilon incanum + | Pelotazo chico + |
| Abutilon mollicomum + | Pintapán cimarrón + |
| Abutilon permolle + | Velvety abutilon + |
| Abutilon theophrasti + | Butterprint +, China jute +, chingma +, … |
| Acaena novae-zelandiae + | Biddy biddy + |
| Acalypha + | Threeseeded mercury +, copperleaf + |
| Acalypha alopecuroidea + | Foxtail copperleaf + |
| Acalypha arvensis + | Field copperleaf + |
| Acalypha australis + | Asian copperleaf + |
| Acalypha californica + | California copperleaf + |
| Acalypha chamaedrifolia + | Everglades or bastard copperleaf + |
| Acalypha deamii + | Largeseeded mercury +, Deam’s threeseeded mercury + |
| Acalypha gracilens + | Slender threeseeded mercury + |
| Acalypha monococca + | Oneseeded mercury + |
| Acalypha monostachya + | Round copperleaf + |
| Acalypha neomexicana + | New Mexico copperleaf + |
| Acalypha ostryifolia + | Hophornbeam copperleaf +, pineland threeseeded mercury + |
| Acalypha phleoides + | Shrubby copperleaf + |
| Acalypha poiretii + | Poiret’s copperleaf + |
| Acalypha radians + | Cardinal feather +, palmate copperleaf + |
| Acalypha rhomboidea + | Rhombic or common threeseeded mercury +, ricinelle rhomboïde + |
| Acalypha setosa + | Cuban copperleaf + |
| Acalypha virginica + | Virginia threeseeded mercury + |
| Acalypha wilkesiana + | Painted copperleaf +, beefsteak plant +, match-me-if-you-can + |
| Acamptopappus + | Goldenhead + |
| Acamptopappus shockleyi + | Shockley’s goldenhead + |
| Acamptopappus sphaerocephalus + | Rayless goldenhead + |
| Acanthocereus tetragonus + | Barbed-wire cactus +, triangle cactus +, chaco + |
| Acanthoscyphus + | Flowery puncturebract + |
| Acanthoscyphus parishii var. abramsii + | Abrams’s flowery puncturebract + |
| Acanthoscyphus parishii var. cienegensis + | Cienega Seca flowery puncturebract + |
| Acanthoscyphus parishii var. goodmaniana + | Cushenbury flowery puncturebract + |
| Acanthoscyphus parishii var. parishii + | Parish’s flowery puncturebract + |
| Achatocarpaceae + | Achatocarpus Family + |
| Achillea + | Milfoil +, achillée + |
| Achillea alpina + | Siberian yarrow +, achillée de Sibérie + |
| Achillea millefolium + | Common yarrow +, achillée millefeuille +, herbe-à-dinde + |
| Achillea nobilis + | Noble yarrow + |
| Achillea ptarmica + | Sneezeweed +, sneezewort +, achillée ptarmique +, … |
| Achlys triphylla + | Deer-foot +, vanilla-leaf + |
| Achnatherum aridum + | Mormon needlegrass + |
| Achnatherum arnowiae + | Arnow's ricegrass + |
| Achnatherum contractum + | Contracted ricegrass + |
| Achnatherum coronatum + | Crested needlegrass + |
| Achnatherum curvifolium + | Curlyleaf needlegrass + |
| Achnatherum diegoense + | San diego needlegrass + |
| Achnatherum eminens + | Southwestern needlegrass + |
| Achnatherum hendersonii + | Henderson's needlegrass + |
| Achnatherum hymenoides + | Indian ricegrass + |
| Achnatherum latiglume + | Wide-glumed needlegrass + |
| Achnatherum lemmonii + | Lemmon's needlegrass + |
| Achnatherum lettermanii + | Letterman’s needlegrass + |
| Achnatherum lobatum + | Lobed needlegrass + |
| Achnatherum nelsonii subsp. dorei + | Dore's needlegrass + |
| Achnatherum nelsonii subsp. nelsonii + | Nelson's needlegrass + |
| Achnatherum nevadense + | Nevada needlegrass + |
| Achnatherum occidentale subsp. californicum + | California needlegrass + |
| Achnatherum occidentale subsp. occidentale + | Western needlegrass + |
| Achnatherum occidentale subsp. pubescens + | Common western needlegrass + |
| Achnatherum parishii subsp. depauperatum + | Low needlegrass + |
| Achnatherum parishii subsp. parishii + | Parish's needlegrass + |
| Achnatherum perplexum + | Perplexing needlegrass + |
| Achnatherum pinetorum + | Pinewoods needlegrass + |
| Achnatherum richardsonii + | Richardson's needlegrass + |
| Achnatherum robustum + | Sleepygrass + |
| Achnatherum scribneri + | Scribner's needlegrass + |
| Achnatherum splendens + | Jiji grass + |
| Achnatherum stillmanii + | Stuxman's needlegrass + |
| Achnatherum swallenii + | Swallen's needlegrass + |
| Achnatherum thurberianum + | Thurber's needlegrass + |
| Achnatherum wallowaense + | Wallowa needlegrass + |
| Achnatherum webberi + | Webber's needlegrass + |
| Achyrachaena mollis + | Blow-wives + |
| Achyranthes + | Chaff-flower + |
| Achyranthes japonica + | Japanese chaff-flower + |
| Achyronychia + | Onyx flower +, frost-mat + |
| Acleisanthes + | Trumpets + |
| Acleisanthes acutifolia + | Havard’s trumpets + |
| Acleisanthes anisophylla + | Oblique-leaf trumpets + |
| Acleisanthes crassifolia + | Texas trumpets + |
| Acleisanthes diffusa + | Spreading moonpod + |
| Acleisanthes lanceolata + | Gyp moonpod + |
| Acleisanthes longiflora + | Angel trumpets +, yerba de la rabia + |
| Acleisanthes obtusa + | Berlandier’s trumpets + |
| Acleisanthes wrightii + | Wright’s trumpets + |
| Acoelorraphe + | Paurotis palm +, palmier des Everglades + |
| Acoelorraphe wrightii + | Paurotis palm +, palmier des Everglades + |
| Aconitum + | Monkshood +, aconite +, wolfsbane +, … |
| Aconitum reclinatum + | Trailing wolfsbane + |
| Aconitum uncinatum + | Wild monkshood + |
| Aconogonon alaskanum + | Alaska wild-rhubarb + |
| Aconogonon davisiae + | Davis’s knotweed + |
| Aconogonon phytolaccifolium + | Poke knotweed + |
| Acoraceae + | Sweet-Flag Family + |
| Acorus + | Sweet-flag + |
| Acorus americanus + | Sweet-flag +, belle-angélique + |
| Acorus calamus + | Sweet-flag +, calamus + |
| Acourtia + | Desertpeony + |
| Acourtia nana + | Desert holly +, dwarf desertpeony + |
| Acourtia runcinata + | Featherleaf desertpeony +, desert paeonia + |
| Acourtia thurberi + | Thurber’s desertpeony + |
| Acourtia wrightii + | Brownfoot + |
| Acrocomia + | Coyol +, gru-gru + |
| Acroptilon + | Russian knapweed +, creeping knapweed +, Russian centaurea +, … |
| Acrostichum + | Leather fern + |
| Actaea + | Baneberry +, necklaceweed +, cohosh +, … |
| Actaea pachypoda + | Doll's-eyes +, actée à +, gros pédicelles + |
| Actaea rubra + | Actée rouge + |
| Actinostachys + | Ray spiked fern + |
| Actinostachys pennula + | Ray spiked fern + |
| Adelia + | Wild lime + |
| Adelia vaseyi + | Vasey’s wild lime + |
| Adenocaulon bicolor + | Trail plant + |
| Adenostoma + | Chamise + |
| Adenostoma fasciculatum + | Greasewood + |
| Adenostoma sparsifolium + | Red shank +, ribbon bush + |
| Adiantum + | Maidenhair fern + |
| Adiantum aleuticum + | Western maidenhair +, Aleutian maidenhair +, adiante des aléoutiennes + |
| Adiantum capillus-veneris + | Venus's-hair fern +, southern maidenhair + |
| Adiantum hispidulum + | Rosy maidenhair + |
| Adiantum jordanii + | California maidenhair + |
| Adiantum melanoleucum + | Fragrant maidenhair + |
| Adiantum pedatum + | Northern maidenhair +, adiante du Canada + |
| Adiantum tenerum + | Brittle maidenhair + |
| Adiantum tricholepis + | Hairy maidenhair + |
| Adiantum viridimontanum + | Green Mountain maidenhair + |
| Adlumia fungosa + | Climbing fumitory +, Allegheny-vine +, mountain-fringe + |
| Adolphia + | Prickbush +, spinebrush + |
| Adolphia californica + | California prickbush or adolphia +, spineshrub + |
| Adolphia infesta + | Junco +, Texas adolphia + |
| Adonis + | Pheasant's-eye +, adonis + |
| Adonis aestivalis + | Summer adonis + |
| Adonis annua + | Autumn adonis +, bird's-eye + |
| Adonis vernalis + | Spring adonis +, ox-eye + |
| Aegilops crassa + | Persian goatgrass + |
| Aegilops cylindrica + | Jointed goatgrass + |
| Aegilops geniculata + | Ovate goatgrass + |
| Aegilops neglecta + | Three-awned goatgrass + |
| Aegilops tauschii + | Tausch's goatgrass +, Rough-spiked hardgrass + |
| Aegilops triuncialis + | Barbed goatgrass + |
| Aegilops ventricosa + | Swollen goatgrass +, Belly-shaped hardgrass + |
| Aegopogon tenellus + | Fragile grass + |
| Agalinis + | False foxglove + |
| Agalinis aphylla + | Scaleleaf false foxglove + |
| Agalinis aspera + | Rough false foxglove + |
| Agalinis auriculata + | Earleaf false foxglove + |
| Agalinis caddoensis + | Caddo false foxglove + |
| Agalinis calycina + | Leoncita false foxglove + |
| Agalinis decemloba + | Ten-lobed false foxglove + |
| Agalinis densiflora + | Osage false foxglove + |
| Agalinis divaricata + | Pineland false foxglove + |
| Agalinis edwardsiana + | Plateau false foxglove + |
| Agalinis fasciculata + | Fascicled false foxglove + |
| Agalinis filicaulis + | Wire-stemmed false foxglove + |
| Agalinis filifolia + | Florida false foxglove + |
| Agalinis flexicaulis + | Hampton false foxglove + |
| Agalinis gattingeri + | Midwest false foxglove + |
| Agalinis georgiana + | Boynton’s false foxglove + |
| Agalinis harperi + | Harper’s false foxglove + |
| Agalinis heterophylla + | Prairie false foxglove + |
| Agalinis homalantha + | San Antonio false foxglove + |
| Agalinis laxa + | Long-pedicelled false foxglove + |
| Agalinis linifolia + | Coastal false foxglove + |
| Agalinis maritima + | Saltmarsh false foxglove + |
| Agalinis navasotensis + | Navasota false foxglove + |
| Agalinis neoscotica + | Nova Scotia false foxglove + |
| Agalinis obtusifolia + | Savanna false foxglove + |
| Agalinis oligophylla + | Ridgestem false foxglove + |
| Agalinis plukenetii + | Plukenet’s false foxglove + |
| Agalinis pulchella + | Beautiful false foxglove + |
| Agalinis purpurea + | Purple false foxglove +, gérardie pourpre + |
| Agalinis setacea + | Threadleaf false foxglove + |
| Agalinis skinneriana + | Skinner’s false foxglove + |
| Agalinis strictifolia + | Stiffleaf false foxglove + |
| Agalinis tenella + | Delicate false foxglove + |
| Agalinis tenuifolia + | Slenderleaf false foxglove +, gérardie à feuilles ténues + |
| Agalinis viridis + | Green false foxglove + |
| Agarista populifolia + | Pipe-plant +, pipe-stem wood + |
| Agavaceae + | Agave or Century Plant Family + |
| Agave + | Century plant + |
| Agave americana subsp. protamericana + | Wild century plant + |
| Agave americana var. americana + | Century plant +, maguey + |
| Agave americana var. expansa + | Spreading century plant + |
| Agave asperrima var. asperrima + | Rough agave +, maguey cenizo + |
| Agave chrysantha + | Golden-flowered agave + |
| Agave decipiens + | Florida agave + |
| Agave delamateri + | Tonto Basin agave + |
| Agave deserti var. deserti + | Desert agave + |
| Agave deserti var. simplex + | Simple desert agave + |
| Agave desmettiana + | Regel agave + |
| Agave gracilipes + | Slim-footed agave + |
| Agave havardiana + | Havard agave + |
| Agave lechuguilla + | Lechuguilla + |
| Agave mckelveyana + | McKelvey agave + |
| Agave murpheyi + | Murphey agave +, Hohokam agave + |
| Agave neglecta + | Small agave + |
| Agave palmeri + | Palmer agave + |
| Agave parryi subsp. neomexicana + | New Mexico agave + |
| Agave parryi var. couesii + | Coues agave + |
| Agave parryi var. huachucensis + | Huachuca agave + |
| Agave parryi var. parryi + | Parry agave +, mescal + |
| Agave parviflora subsp. parviflora + | Small-flowered agave + |
| Agave phillipsiana + | Phillips agave + |
| Agave schottii var. schottii + | Schott agave + |
| Agave schottii var. treleasei + | Trelease agave + |
| Agave shawii var. shawii + | Shaw agave + |
| Agave sisalana + | Sisal + |
| Agave toumeyana var. bella + | Fairy-ring agave + |
| Agave univittata + | Thorn-crested agave + |
| Agave utahensis + | Clark Mountain agave + |
| Agave utahensis subsp. kaibabensis + | Kaibab agave + |
| Agave utahensis var. eborispina + | Ivory-spined agave + |
| Agave utahensis var. utahensis + | Utah agave + |
| Agave weberi + | Weber agave +, maguey liso + |
| Agave ×ajoensis + | Ajo agave + |
| Agave ×arizonica + | Arizona agave + |
| Agave ×glomeruliflora + | Chisos agave + |
| Agdestis clematidea + | Rockroot + |
| Ageratina + | Snakeroot + |
| Ageratina adenophora + | Crofton weed +, sticky snakeroot + |
| Ageratina altissima + | White snakeroot + |
| Ageratina altissima var. altissima + | Common white snakeroot +, eupatoire rugueuse + |
| Ageratina altissima var. roanensis + | Appalachian white snakeroot + |
| Ageratina aromatica + | Small-leaved white snakeroot + |
| Ageratina havanensis + | Havana snakeroot + |
| Ageratina herbacea + | Fragrant snakeroot + |
| Ageratina jucunda + | Hammock snakeroot + |
| Ageratina lemmonii + | Lemmon’s snakeroot + |
| Ageratina luciae-brauniae + | Rockhouse white snakeroot + |
| Ageratina occidentalis + | Western snakeroot + |
| Ageratina paupercula + | Santa Rita snakeroot + |
| Ageratina rothrockii + | Rothrock’s snakeroot + |
| Ageratina shastensis + | Mt. Shasta snakeroot + |
| Ageratina thyrsiflora + | Congested snakeroot + |
| Ageratina wrightii + | Wright’s snakeroot + |
| Ageratum conyzoides + | Tropical whiteweed + |
| Ageratum corymbosum + | Flat-top whiteweed + |
| Ageratum houstonianum + | Bluemink + |
| Ageratum maritimum + | Cape Sable whiteweed + |
| Agoseris + | Mountain- or false dandelion + |
| Agoseris apargioides + | Seaside agoseris + |
| Agoseris apargioides var. eastwoodiae + | Point Reyes agoseris + |
| Agoseris apargioides var. maritima + | Oregon agoseris + |
| Agoseris aurantiaca + | Orange or mountain agoseris + |
| Agoseris aurantiaca var. purpurea + | Colorado Plateau agoseris + |
| Agoseris glauca + | Prairie agoseris + |
| Agoseris glauca var. dasycephala + | Arctic agoseris + |
| Agoseris grandiflora + | Grassland agoseris + |
| Agoseris grandiflora var. leptophylla + | Puget Sound agoseris + |
| Agoseris heterophylla + | Annual agoseris + |
| Agoseris heterophylla var. cryptopleura + | California agoseris + |
| Agoseris heterophylla var. quentinii + | Arizona agoseris + |
| Agoseris hirsuta + | Coast Range agoseris + |
| Agoseris monticola + | Sierra Nevada agoseris + |
| Agoseris parviflora + | Steppe agoseris + |
| Agoseris retrorsa + | Spearleaf agoseris + |
| Agoseris ×elata + | Willamette agoseris + |
| Agrimonia + | Agrimony +, aigremoine + |
| Agrimonia gryposepala + | Common agrimony +, aigremoine à sépales crochus + |
| Agrimonia pubescens + | Soft agrimony +, aigremoine pubescente + |
| Agrimonia striata + | Roadside agrimony +, aigremoine striée + |
| Agropyron cristatum + | Crested wheatgrass +, Agropyron accrêté +, Agropyron à crête + |
| Agropyron fragile + | Siberian wheatgrass + |
| Agrostemma githago + | Common corncockle +, nielle + |
| Agrostis anadyrensis + | Anadyr bent + |
| Agrostis blasdalei + | Blasdale's bent + |
| Agrostis canina + | Velvet bent +, Agrostide des chiens + |
| Agrostis capillaris + | Browntop +, Rhode island bent +, Colonial bent +, … |
| Agrostis castellana + | Highland bent +, Dryland browntop + |
| Agrostis clavata + | Clavate bent + |
| Agrostis densiflora + | California bent + |
| Agrostis elliottiana + | Elliott's bent + |
| Agrostis exarata + | Spike bent + |
| Agrostis gigantea + | Redtop +, Agrostide blanche + |
| Agrostis hallii + | Hall's bent + |
| Agrostis hendersonii + | Henderson's bent + |
| Agrostis hooveri + | Hoover's bent + |
| Agrostis howellii + | Howell's bent + |
| Agrostis hyemalis + | Winter bent +, Agrostide d'hiver + |
| Agrostis idahoensis + | Idaho redtop + |
| Agrostis mertensii + | Northern bent +, Agrostide de mertens + |
| Agrostis microphylla + | Small-leaf bent + |
| Agrostis nebulosa + | Cloud grass + |
| Agrostis oregonensis + | Oregon redtop + |
| Agrostis pallens + | Dune bent + |
| Agrostis perennans + | Autumn bent +, Upland bent +, Agrostide perennant + |
| Agrostis rossiae + | Ross' bent + |
| Agrostis scabra + | Rough bent +, Foin fou +, Agrostide scabre + |
| Agrostis stolonifera + | Creeping bent +, Agrostide stolonifere + |
| Agrostis variabilis + | Mountain bent + |
| Agrostis vinealis + | Brown bent + |
| Aira caryophyllea var. capillaris + | Delicate hairgrass + |
| Aira caryophyllea var. caryophyllea + | Silver hairgrass + |
| Aira caryophyllea var. cupaniana + | Silvery hairgrass + |
| Aira praecox + | Spike hairgrass + |
| Aizoaceae + | Fig-marigold Family + |
| Akebia quinata + | Chocolate-vine +, five-leaf + |
| Alcea + | Hollyhock + |
| Alcea rosea + | Common hollyhock +, rose trémière + |
| Alcea rugosa + | Russian hollyhock + |
| Alchemilla + | Lady’s mantle +, alchémille + |
| Alchemilla alpina + | Alpine lady’s mantle + |
| Alchemilla filicaulis subsp. vestita + | Alchémille vêtue + |
| Alchemilla glabra + | Smooth lady's mantle +, alchémille glabre + |
| Alchemilla glomerulans + | Clustered lady's mantle +, alchémille à glomérules + |
| Alchemilla micans + | Gleaming lady’s mantle + |
| Alchemilla mollis + | Garden lady’s mantle + |
| Alchemilla monticola + | Mountain alchemilla +, alchémille des montagnes + |
| Alchemilla subcrenata + | Round-toothed lady’s mantle +, alchémille subcrénelée + |
| Alchemilla venosa + | Veined lady’s mantle + |
| Alchemilla xanthochlora + | Yellow-green lady’s mantle + |
| Aletris + | Colic-root +, stargrass + |
| Aletris farinosa + | Unicorn root +, white stargrass + |
| Aletris lutea + | Yellow colic-root + |
| Aletris obovata + | White colic-root + |
| Alisma + | Water-plantain + |
| Alisma gramineum + | Grass-leaved water-plantain +, alisma graminoide + |
| Alisma subcordatum + | Southern water-plantain +, alisma subcorde + |
| Alisma triviale + | Northern water-plantain +, alisma commun + |
| Alismataceae + | Water-plantain or Arrowhead Family + |
| Allenrolfea + | Iodine bush + |
| Alliaria + | Garlic mustard + |
| Allionia choisyi + | Trailing four-o’clock +, umbrella-wort +, garapatilla + |
| Allionia incarnata + | Allionia +, hierba de la hormiga +, pink three-flower +, … |
| Allium + | Onion + |
| Allium ampeloprasum + | Wild leek + |
| Allium cepa + | Cultivated onion + |
| Allium fistulosum + | Welsh onion +, Japanese bunching onion + |
| Allium nigrum + | Black garlic +, Homer’s garlic + |
| Allium sativum + | Garlic + |
| Allium schoenoprasum + | Chive + |
| Allium tricoccum + | Ramp + |
| Allium tuberosum + | Chinese chive +, oriental garlic + |
| Allolepis + | J.k. wipff + |
| Allolepis texana + | False saltgrass + |
| Alloteropsis cimicina + | Bugseed grass + |
| Allotropa virgata + | Sugarstick + |
| Almutaster + | Aster + |
| Almutaster pauciflorus + | Marsh alkali aster + |
| Alnus + | Alder +, aulne +, aune + |
| Alnus glutinosa + | Black alder +, European alder + |
| Alnus incana subsp. rugosa + | Speckled alder +, tag alder +, swamp alder +, … |
| Alnus incana subsp. tenuifolia + | Thinleaf alder +, mountain alder + |
| Alnus maritima + | Seaside alder +, brook alder + |
| Alnus oblongifolia + | Arizona alder +, New Mexican alder +, aliso (Mexico) + |
| Alnus rhombifolia + | White alder +, California alder + |
| Alnus rubra + | Red alder +, Oregon alder + |
| Alnus serrulata + | Smooth alder +, hazel alder + |
| Alnus viridis subsp. crispa + | Green alder +, mountain alder +, aulne vert +, … |
| Alnus viridis subsp. fruticosa + | Siberian alder + |
| Alnus viridis subsp. sinuata + | Sitka alder +, mountain alder + |
| Aloaceae + | Aloe Family + |
| Aloe + | Aloe + |
| Aloe vera + | Barbados aloe +, Curaçao aloe +, medicinal aloe +, … |
| Alopecurus aequalis var. aequalis + | Shortawn foxtail +, Vulpin a courtes aretes + |
| Alopecurus aequalis var. sonomensis + | Sonoma shortawn foxtail + |
| Alopecurus arundinaceus + | Creeping meadow foxtail +, Vulpin roseau + |
| Alopecurus carolinianus + | Tufted foxtail + |
| Alopecurus creticus + | Cretan meadow foxtail + |
| Alopecurus geniculatus + | Water foxtail +, Vulpin genicule + |
| Alopecurus magellanicus + | Foxtail +, Boreal foxtail +, Vulpin alpin +, … |
| Alopecurus myosuroides + | Blackgrass +, Slender meadow foxtail + |
| Alopecurus pratensis + | Meadow foxtail +, Vulpin des pres + |
| Alopecurus rendlei + | Rendle's meadow foxtail + |
| Alopecurus saccatus + | Pacific meadow foxtail + |
| Alophia + | Pinewoods-lily +, purple pleat-leaf + |
| Alophia drummondii + | Propeller flower + |
| Alpinia + | Ginger-lily + |
| Alpinia zerumbet + | Shellflower + |
| Alstroemeria + | Lily-of-the-Incas +, Peruvian-lily + |
| Alternanthera brasiliana + | Brazilian joyweed + |
| Alternanthera ficoidea + | Sanguina rea + |
| Alternanthera ficoidea var. bettzickiana + | Calicoplant +, parrotleaf + |
| Alternanthera flavescens + | Yellow joyweed + |
| Alternanthera maritima + | Seaside joyweed + |
| Alternanthera paronychioides + | Smooth joyweed + |
| Alternanthera philoxeroides + | Alligatorweed + |
| Alternanthera sessilis + | Sessile joyweed + |
| Althaea + | Marshmallow +, guimauve + |
| Althaea armeniaca + | Armenian marshmallow +, guimauve arménienne + |
| Althaea cannabina + | Hemp-leaved marshmallow + |
| Althaea hirsuta + | Rough marshmallow + |
| Althaea officinalis + | Marshmallow +, guimauve officinale + |
| Alvaradoa amorphoides + | Mexican alvaradoa + |
| Alyssum + | Madwort + |
| Amaranthaceae + | Amaranth Family + |
| Amaranthus + | Amaranth +, pigweed + |
| Amaranthus acanthochiton + | Gree nstripe +, greenstripe amaranth + |
| Amaranthus albus + | Tumbleweed amaranth +, tumble pigweed +, white amaranth + |
| Amaranthus arenicola + | Sand amaranth + |
| Amaranthus australis + | Southern water-hemp +, southern amaranth + |
| Amaranthus blitoides + | Prostrate pigweed +, prostrate amaranth +, matweed +, … |
| Amaranthus blitum + | Purple amaranth +, livid amaranth + |
| Amaranthus californicus + | Californian amaranth +, California amaranth + |
| Amaranthus cannabinus + | Salt-marsh water-hemp +, tidal-marsh water-hemp +, water-hemp pigweed + |
| Amaranthus caudatus + | Love-lies-bleeding +, purple amaranth +, foxtail amaranth +, … |
| Amaranthus crassipes + | Clubfoot amaranth +, spreading amaranth +, tropical spreading amaranth + |
| Amaranthus crispus + | Crisp-leaved amaranth + |
| Amaranthus cruentus + | Blood amaranth +, purple amaranth +, caterpillar amaranth + |
| Amaranthus deflexus + | Large-fruit amaranth +, Argentina amaranth +, deflexed amaranth +, … |
| Amaranthus dubius + | Spleen amaranth + |
| Amaranthus fimbriatus + | Fringed amaranth + |
| Amaranthus floridanus + | Florida water-hemp +, Florida amaranth + |
| Amaranthus graecizans + | Mediterranean amaranth + |
| Amaranthus greggii + | Gregg’s amaranth +, Josiah amaranth + |
| Amaranthus hybridus + | Smooth amaranth +, smooth pigweed +, green amaranth +, … |
| Amaranthus hypochondriacus + | Prince’s-feather +, Prince-of-Wales-feather +, prince’s-feather amarant h + |
| Amaranthus muricatus + | Muricate amaranth +, “African amaranth” + |
| Amaranthus obcordatus + | Trans-Pecos amaranth + |
| Amaranthus palmeri + | Palmer’s amara nth + |
| Amaranthus polygonoides + | Smartweed amaranth +, tropical amaranth + |
| Amaranthus powellii + | Powell’s amaranth +, green amaranth +, Powell’s smooth amaranth + |
| Amaranthus pumilus + | Seabeach amaranth +, coast amaranth + |
| Amaranthus retroflexus + | Redroot pigweed +, redroot amaranth +, wild-beet amaranth +, … |
| Amaranthus scleropoides + | Bonebract amaranth +, bonebract pigweed + |
| Amaranthus spinosus + | Spiny amaranth +, thorny amaranth + |
| Amaranthus thunbergii + | Thunberg’s amaranth + |
| Amaranthus torreyi + | Torrey’s amaranth +, Bigelow’s amaranth + |
| Amaranthus tricolor + | Joseph’s coat +, summer poinsettia + |
| Amaranthus tuberculatus + | Rough-fruited water-hemp +, tall water-hemp +, rough-fruit amaranth + |
| Amaranthus viridis + | Slender amaranth +, tropical green amaranth +, green amaranth + |
| Amaranthus watsonii + | Watson’s amaranth + |
| Amaranthus wrightii + | Wright’s amaranth + |
| Amberboa moschata + | Sweet-sultan + |
| Amblyolepis + | Huisache-daisy + |
| Ambrosia + | Ragweed + |
| Ambrosia artemisiifolia + | Petite herbe à poux + |
| Ambrosia dumosa + | Bursage + |
| Ambrosia psilostachya + | Herbe à poux vivace + |
| Ambrosia salsola + | Burrobush + |
| Ambrosia trifida + | Giant ragweed +, grande herbe à poux + |
| Amelanchier + | Shadbush +, serviceberry +, sarvisberry +, … |
| Amelanchier alnifolia + | Alder-leaved shadbush +, saskatoon +, saskatoon berry +, … |
| Amelanchier alnifolia var. pumila + | Dwarf shadbush + |
| Amelanchier alnifolia var. semiintegrifolia + | Many-flowered shadbush + |
| Amelanchier amabilis + | Lovely shadbush +, amélanchier gracieux + |
| Amelanchier arborea + | Downy shadbush + |
| Amelanchier bartramiana + | Mountain shadbush or serviceberry +, amélanchier de Bartram + |
| Amelanchier canadensis + | Eastern shadbush +, amélanchier du Canada + |
| Amelanchier cusickii + | Cusick’s shadbush + |
| Amelanchier fernaldii + | Fernald’s shadbush +, amélanchier de Fernald + |
| Amelanchier gaspensis + | Gaspé shadbush +, amélanchier de Gaspésie + |
| Amelanchier humilis + | Low shadbush +, amélanchier bas + |
| Amelanchier interior + | Wiegand’s shadbush +, amélanchier de l'intérieur + |
| Amelanchier intermedia + | Intermediate shadbush +, amélanchier intermédiaire + |
| Amelanchier laevis + | Smooth shadbush +, amélanchier glabre + |
| Amelanchier nantucketensis + | Nantucket shadbush + |
| Amelanchier nitens + | Shining shadbush + |
| Amelanchier pallida + | Pale serviceberry or shadbush + |
| Amelanchier sanguinea + | Red-twigged shadbush +, amélanchier sanguin + |
| Amelanchier spicata + | Thicket shadbush +, amélanchier en épis + |
| Amelanchier utahensis + | Utah serviceberry or shadbush + |
| Amelichloa brachychaeta + | Puna needlegrass + |
| Amelichloa caudata + | South american needlegrass + |
| Amelichloa clandestina + | Mexican needlegrass + |
| Amerorchis + | Round-leaved orchis +, amérorchis +, Amérorchis à feuille ronde + |
| Amianthium + | Fly-poison +, crow-poison +, St. Elmo’s-feather +, … |
| Ammophila arenaria + | European beachgrass +, Marramgrass + |
| Ammophila breviligulata subsp. breviligulata + | American beachgrass +, Ammophile à ligule courte + |
| Ammophila breviligulata subsp. champlainensis + | Champlain beachgrass + |
| Amoreuxia + | Yellowshow + |
| Amoreuxia gonzalezii + | Santa Rita Mountain yellowshow +, saya +, saiya + |
| Amoreuxia palmatifida + | Mexican yellowshow +, saya +, saiya +, … |
| Amoreuxia wrightii + | Wright´s yellowshow + |
| Ampelaster carolinianus + | Climbing aster + |
| Ampelodesmos mauritanicus + | Mauritanian grass + |
| Ampelopsis cordata + | Raccoon or false grape + |
| Ampelopsis glandulosa + | Porcelainberry + |
| Amphiachyris + | Broomweed + |
| Amphiachyris amoena + | Texas broomweed + |
| Amphiachyris dracunculoides + | Prairie broomweed + |
| Amphibromus neesii + | Southern swamp wallabygrass + |
| Amphibromus nervosus + | Common swamp wallabygrass + |
| Amphibromus scabrivalvis + | Rough amphibromus + |
| Amphicarpum amphicarpon + | Pursh's blue maidencane +, Hairy maidencane + |
| Amphicarpum muhlenbergianum + | Blue maidencane + |
| Amphipappus fremontii + | Fremont’s chaffbush + |
| Anagallis + | Pimpernel +, poorman’s weatherglass + |
| Anagallis arvensis + | Scarlet pimpernel +, mouron rouge + |
| Anagallis minima + | Chaffweed + |
| Anagallis monelli + | Flaxleaf or Mediterranean pimpernel + |
| Anagallis pumila + | Florida pimpernel + |
| Anaphalis margaritacea + | Pearly everlasting +, anaphale marguerite +, immortelle blanche + |
| Ancistrocactus brevihamatus + | Short-spined fishhook cactus +, Tobusch cactus + |
| Ancistrocactus scheeri + | Root cactus + |
| Ancistrocarphus + | Groundstar + |
| Ancistrocarphus filagineus + | Hooked groundstar +, woolly fishhooks + |
| Ancistrocarphus keilii + | Santa Ynez groundstar + |
| Andromeda + | Bog rosemary +, andromède + |
| Andromeda polifolia var. latifolia + | Andromède glauque + |
| Andromeda polifolia var. polifolia + | Northern bog or wild rosemary +, moorwort +, andromède à feuilles de polium + |
| Andropogon arctatus + | Pinewoods bluestem + |
| Andropogon bicornis + | Barbas de indio + |
| Andropogon brachystachyus + | Shortspike bluestem + |
| Andropogon floridanus + | Florida bluestem + |
| Andropogon gerardii + | Big bluestem +, Barbon de gerard + |
| Andropogon glomeratus + | Bushy bluestem +, Bushy beardgrass + |
| Andropogon gracilis + | Wire bluestem + |
| Andropogon gyrans var. gyrans + | Elliott's beardgrass + |
| Andropogon hallii + | Sand bluestem + |
| Andropogon liebmannii + | Liebmann's bluestem +, Mohr's bluestem + |
| Andropogon longiberbis + | Hairy bluestem + |
| Andropogon ternarius + | Split bluestem + |
| Andropogon tracyi + | Tracy's bluestem + |
| Andropogon virginicus + | Broomsedge bluestem + |
| Androsace + | Rock jasmine + |
| Androsace chamaejasme subsp. lehmanniana + | Sweetflower rock jasmine + |
| Androsace elongata subsp. acuta + | California rock jasmine + |
| Androsace filiformis + | Filiform rock jasmine + |
| Androsace occidentalis + | Western rock jasmine + |
| Androsace septentrionalis + | Pygmyflower +, rock jasmine +, androsace septentrionale + |
| Androstephium + | Funnel-lily + |
| Androstephium breviflorum + | Pink funnel-lily +, small-flowered androstephium + |
| Androstephium coeruleum + | Blue funnel-lily + |
| Anemia adiantifolia + | Pine fern + |
| Anemone + | Windflower +, anémone + |
| Anemone acutiloba + | Sharp-lobed hepatica +, anémone à +, lobes aigus +, … |
| Anemone americana + | Round-lobed hepatica +, anémone d'Amérique +, hépatique d'Amérique + |
| Anemone berlandieri + | Tenpetal anemone + |
| Anemone canadensis + | Canada anemone +, anémone du Canada + |
| Anemone caroliniana + | Carolina anemone + |
| Anemone cylindrica + | Long-headed anemone +, thimbleweed +, candle anemone +, … |
| Anemone deltoidea + | Columbia windflower +, western white anemone + |
| Anemone drummondii + | Drummond's anemone + |
| Anemone edwardsiana var. petraea + | Edge Falls anemone + |
| Anemone grayi + | Western windflower + |
| Anemone lancifolia + | Lance-leaved anemone + |
| Anemone lyallii + | Little mountain anemone + |
| Anemone multiceps + | Purple anemone + |
| Anemone multifida + | Cut-leaved anemone +, anémone multifide + |
| Anemone narcissiflora + | Narcissus-flowered anemone + |
| Anemone occidentalis + | Western pasqueflower +, mountain pasqueflower +, pulsatille + |
| Anemone okennonii + | Okennon's anemone + |
| Anemone oregana + | Oregon anemone +, western wood anemone + |
| Anemone parviflora + | Northern anemone +, small-flowered anemone + |
| Anemone patens var. multifida + | Pasqueflower +, prairie-smoke +, prairie-crocus +, … |
| Anemone piperi + | Piper's anemone + |
| Anemone quinquefolia + | Wood anemone +, anémone à +, cinq folioles + |
| Anemone richardsonii + | Yellow anemone +, anémone de Richardson + |
| Anemone tuberosa + | Desert anemone + |
| Anemone virginiana + | Thimbleweed +, tall anemone +, anémone de Virginie + |
| Anemopsis + | Yerba mansa + |
| Anisocoma acaulis + | Scalebud + |
| Annona + | Custard-apple +, soursop +, alligator-apple + |
| Annona glabra + | Pond-apple + |
| Annona squamosa + | Sweetsop +, sugar-apple + |
| Annonaceae + | Custard-apple family + |
| Anoda crenatiflora + | Pintapán del monte + |
| Anoda cristata + | Violeta + |
| Anredera + | Madeira-vine + |
| Anredera cordifolia + | Madeira-vine + |
| Anredera vesicaria + | Sacasile + |
| Antennaria + | Pussytoes +, everlasting +, ladies’ tobacco +, … |
| Antennaria alpina + | Alpine pussytoes + |
| Antennaria anaphaloides + | Pearly or handsome or tall pussytoes + |
| Antennaria arcuata + | Box or meadow pussytoes + |
| Antennaria argentea + | Silver pussytoes + |
| Antennaria aromatica + | Scented or aromatic pussytoes + |
| Antennaria corymbosa + | Flat-top or meadow pussytoes + |
| Antennaria densifolia + | Denseleaf pussytoes + |
| Antennaria dimorpha + | Low or two-form or cushion pussytoes + |
| Antennaria dioica + | Stoloniferous pussytoes + |
| Antennaria flagellaris + | Whip or stoloniferous pussytoes + |
| Antennaria friesiana + | Fries’s pussytoes +, antennaire de Fries + |
| Antennaria friesiana subsp. alaskana + | Alaskan pussytoes + |
| Antennaria friesiana subsp. neoalaskana + | Frost boil or outcrop pussytoes + |
| Antennaria geyeri + | Pinewoods pussytoes + |
| Antennaria howellii + | Howell’s pussytoes +, antennaire de Howell + |
| Antennaria howellii subsp. canadensis + | Canadian pussytoes +, antennaire du Canada + |
| Antennaria howellii subsp. neodioica + | Antennaire néodioïque + |
| Antennaria howellii subsp. petaloidea + | Petaloid pussytoes +, antennaire pétaloïde + |
| Antennaria lanata + | Woolly pussytoes + |
| Antennaria luzuloides + | Rush or silvery brown pussytoes + |
| Antennaria luzuloides subsp. aberrans + | Small-headed rush pussytoes + |
| Antennaria marginata + | Whitemargin pussytoes + |
| Antennaria media + | Rocky Mountain pussytoes + |
| Antennaria microphylla + | Littleleaf pussytoes + |
| Antennaria monocephala + | Pygmy pussytoes + |
| Antennaria monocephala subsp. angustata + | Narrow-leaved pygmy pussytoes +, antennaire étroite + |
| Antennaria neglecta + | Field pussytoes +, antennaire négligée + |
| Antennaria parlinii + | Parlin’s pussytoes + |
| Antennaria parlinii subsp. fallax + | Deceitful pussytoes +, antennaire litigieuse + |
| Antennaria parlinii subsp. parlinii + | Antennaire de Parlin + |
| Antennaria parvifolia + | Small-leaf or Nuttall’s pussytoes + |
| Antennaria plantaginifolia + | Plantain-leaved pussytoes +, antennaire à feuilles de plantain + |
| Antennaria pulchella + | Sierra pussytoes + |
| Antennaria pulcherrima + | Showy or handsome pussytoes +, antennaire magnifique + |
| Antennaria pulcherrima subsp. eucosma + | Elegant pussytoes + |
| Antennaria racemosa + | Racemose pussytoes + |
| Antennaria rosea + | Rosy pussytoes +, antennaire rosée + |
| Antennaria rosea subsp. arida + | Desert pussytoes + |
| Antennaria rosea subsp. pulvinata + | Pulvinate pussytoes + |
| Antennaria rosulata + | Kaibab or woolly pussytoes + |
| Antennaria soliceps + | Charleston Mountain or Charleston pussytoes + |
| Antennaria solitaria + | Singlehead pussytoes + |
| Antennaria stenophylla + | Narrowleaf pussytoes + |
| Antennaria suffrutescens + | Evergreen or everlasting pussytoes + |
| Antennaria umbrinella + | Umber or brown or brown-bracted pussytoes + |
| Antennaria virginica + | Shalebarren pussytoes + |
| Anthemis + | Chamomile + |
| Anthemis arvensis + | Corn chamomile +, fausse camomille +, anthémis des champs + |
| Anthemis cotula + | Mayweed +, stinking chamomile +, camomille maroute + |
| Anthenantia rufa + | Purple silkyscale + |
| Anthenantia villosa + | Purple silkyscale + |
| Anthephora hermaphrodita + | Oldfield grass + |
| Anthoxanthum arcticum + | Arctic sweetgrass +, Hierochloe pauciflore + |
| Anthoxanthum aristatum + | Vernalgrass + |
| Anthoxanthum monticola + | Alpine sweetgrass +, Hierochloé alpine + |
| Anthoxanthum nitens + | Vanilla sweetgrass +, Hierochloe odorante +, Foin d'odeur +, … |
| Anthoxanthum occidentale + | California sweetgrass + |
| Anthoxanthum odoratum + | Sweet vernalgrass +, Flouve odorante +, Foin d'odeur + |
| Antigonon + | Coralvine +, Mexican creeper +, corona de la reina +, … |
| Antigonon leptopus + | Mountain-rose coralvine +, queen’s-jewels + |
| Antirrhinum + | Snapdragon + |
| Antirrhinum majus + | Muflier commun + |
| Anulocaulis + | Ringstem + |
| Apacheria chiricahuensis + | Chiricahua rockflower + |
| Apera interrupta + | Interrupted windgrass + |
| Apera spica-venti + | Common windgrass +, Loose silkybent + |
| Aphanes + | Parsley-piert + |
| Aphanostephus + | Lazydaisy + |
| Aphanostephus pilosus + | Hairy lazydaisy + |
| Aphanostephus ramosissimus + | Plains lazydaisy + |
| Aphanostephus riddellii + | Riddell’s lazydaisy + |
| Aphanostephus skirrhobasis + | Arkansas lazydaisy + |
| Aplectrum + | Putty-root +, Adam-and-Eve +, aplectrum d’hiver + |
| Apluda mutica + | Mauritian grass + |
| Apodanthera + | Melon loco + |
| Aponogeton distachyos + | Cape-pondweed +, water-hawthorne + |
| Aponogetonaceae + | Aponogeton or Cape-pondweed Family + |
| Aptenia cordifolia + | Baby sun-rose + |
| Apteria aphylla + | Nodding-nixie + |
| Aquilegia + | Columbine +, ancolie + |
| Aquilegia canadensis + | Canadian columbine +, ancolie du Canada + |
| Aquilegia hinckleyana + | Hinckley's columbine + |
| Aquilegia laramiensis + | Laramie columbine + |
| Aquilegia longissima + | Long-spur columbine + |
| Aquilegia vulgaris + | Ancolie vulgaire + |
| Arabidopsis + | Mouse-ear or thale cress + |
| Arabidopsis thaliana + | Thale cress + |
| Arabis + | Rockcress + |
| Arabis caucasica + | Garden rockcress + |
| Araceae + | Arum Family + |
| Arachniodes + | East Indian holly fern + |
| Arachniodes simplicior + | Simpler East Indian holly fern + |
| Arbutus + | Madrone +, madroño + |
| Arbutus arizonica + | Arizona madrone + |
| Arbutus menziesii + | Pacific madrone + |
| Arbutus xalapensis + | Texas madrone + |
| Arceuthobium + | Dwarf mistletoe + |
| Arceuthobium americanum + | Lodgepole pine dwarf mistletoe + |
| Arceuthobium campylopodum + | Western dwarf mistletoe + |
| Arceuthobium campylopodum subsp. abietinum + | Fir dwarf mistletoe + |
| Arceuthobium campylopodum subsp. apachecum + | Apache dwarf mistletoe + |
| Arceuthobium campylopodum subsp. blumeri + | Blumer's dwarf mistletoe + |
| Arceuthobium campylopodum subsp. californicum + | Sugar pine dwarf mistletoe + |
| Arceuthobium campylopodum subsp. cyanocarpum + | Limber pine dwarf mistletoe + |
| Arceuthobium campylopodum subsp. laricis + | Larch dwarf mistletoe + |
| Arceuthobium campylopodum subsp. littorum + | Coastal dwarf mistletoe + |
| Arceuthobium campylopodum subsp. microcarpum + | Western spruce dwarf mistletoe + |
| Arceuthobium campylopodum subsp. monticola + | Western white pine dwarf mistletoe + |
| Arceuthobium campylopodum subsp. occidentale + | Digger pine dwarf mistletoe + |
| Arceuthobium campylopodum subsp. siskiyouense + | Knobcone pine dwarf mistletoe + |
| Arceuthobium campylopodum subsp. tsugense + | Hemlock dwarf mistletoe + |
| Arceuthobium divaricatum + | Pinyon dwarf mistletoe + |
| Arceuthobium douglasii + | Douglas-fir dwarf mistletoe + |
| Arceuthobium gillii + | Chihuahua pine dwarf mistletoe + |
| Arceuthobium pusillum + | Eastern dwarf mistletoe + |
| Arceuthobium vaginatum subsp. cryptopodum + | Southwestern dwarf mistletoe + |
| Arctagrostis latifolia + | Polargrass + |
| Arctagrostis latifolia subsp. arundinacea + | Reed polargrass + |
| Arctagrostis latifolia subsp. latifolia + | Polargrass +, Arctagrostis à larges feuilles + |
| Arctanthemum arcticum subsp. arcticum + | Arctic daisy + |
| Arctanthemum arcticum subsp. polare + | Polar daisy +, chrysanthème polaire + |
| Arctium + | Burdock +, clotbur +, bardane + |
| Arctium lappa + | Great burdock +, grande bardane + |
| Arctium minus + | Common or lesser burdock +, petite bardane +, cibourroche +, … |
| Arctium tomentosum + | Woolly burdock +, bardane tomenteuse + |
| Arctomecon + | Desert bearclaw-poppy + |
| Arctomecon californica + | Golden bearclaw-poppy + |
| Arctomecon humilis + | Dwarf bearclaw-poppy + |
| Arctomecon merriamii + | Great bearclaw-poppy + |
| Arctophila fulva + | Pendant grass +, Arctophile fauve + |
| Arctostaphylos + | Manzanita + |
| Arctostaphylos andersonii + | Santa Cruz manzanita + |
| Arctostaphylos auriculata + | Mount Diablo manzanita + |
| Arctostaphylos bakeri + | Baker’s manzanita + |
| Arctostaphylos bakeri subsp. bakeri + | Baker’s manzanita + |
| Arctostaphylos bakeri subsp. sublaevis + | The Cedars manzanita + |
| Arctostaphylos canescens + | Hoary manzanita + |
| Arctostaphylos canescens subsp. sonomensis + | Sonoma manzanita + |
| Arctostaphylos catalinae + | Santa Catalina Island manzanita + |
| Arctostaphylos columbiana + | Hairy manzanita + |
| Arctostaphylos confertiflora + | Santa Rosa Island manzanita + |
| Arctostaphylos crustacea + | Brittleleaf manzanita + |
| Arctostaphylos crustacea subsp. rosei + | Rose’s manzanita + |
| Arctostaphylos crustacea subsp. subcordata + | Santa Cruz Island manzanita + |
| Arctostaphylos cruzensis + | La Cruz manzanita + |
| Arctostaphylos densiflora + | Vine Hill manzanita + |
| Arctostaphylos edmundsii + | Little Sur manzanita + |
| Arctostaphylos gabilanensis + | Gabilan manzanita + |
| Arctostaphylos glandulosa + | Eastwood’s manzanita + |
| Arctostaphylos glandulosa subsp. cushingiana + | Cushing’s manzanita + |
| Arctostaphylos glandulosa subsp. gabrielensis + | San Gabriel manzanita + |
| Arctostaphylos glauca + | Bigberry manzanita + |
| Arctostaphylos glutinosa + | Schreiber’s manzanita + |
| Arctostaphylos hispidula + | Gasquet manzanita + |
| Arctostaphylos hookeri + | Hooker’s manzanita + |
| Arctostaphylos hookeri subsp. hearstiorum + | Hearst’s manzanita + |
| Arctostaphylos hooveri + | Hoover’s manzanita + |
| Arctostaphylos imbricata + | San Bruno Mountain manzanita + |
| Arctostaphylos insularis + | Island manzanita + |
| Arctostaphylos klamathensis + | Klamath manzanita + |
| Arctostaphylos luciana + | Santa Lucia manzanita + |
| Arctostaphylos malloryi + | Mallory’s manzanita + |
| Arctostaphylos manzanita + | Common manzanita + |
| Arctostaphylos manzanita subsp. elegans + | Konocti manzanita + |
| Arctostaphylos manzanita subsp. laevigata + | Contra Costa manzanita + |
| Arctostaphylos manzanita subsp. roofii + | Roof’s manzanita + |
| Arctostaphylos manzanita subsp. wieslanderi + | Wieslander’s manzanita + |
| Arctostaphylos mewukka + | Indian manzanita + |
| Arctostaphylos mewukka subsp. truei + | True’s manzanita + |
| Arctostaphylos montana subsp. montana + | Mount Tamalpais manzanita + |
| Arctostaphylos montana subsp. ravenii + | Presidio manzanita + |
| Arctostaphylos montaraensis + | Montara manzanita + |
| Arctostaphylos montereyensis + | Monterey manzanita + |
| Arctostaphylos morroensis + | Morro manzanita + |
| Arctostaphylos myrtifolia + | Ione manzanita + |
| Arctostaphylos nevadensis + | Pinemat manzanita + |
| Arctostaphylos nevadensis subsp. knightii + | Knight’s manzanita + |
| Arctostaphylos nissenana + | Nissenan manzanita + |
| Arctostaphylos nortensis + | Del Norte manzanita + |
| Arctostaphylos nummularia + | Glossyleaf manzanita + |
| Arctostaphylos nummularia subsp. mendocinoensis + | Pygmy manzanita + |
| Arctostaphylos obispoensis + | Serpentine manzanita + |
| Arctostaphylos osoensis + | Oso manzanita + |
| Arctostaphylos otayensis + | Otay manzanita + |
| Arctostaphylos pacifica + | Pacific manzanita + |
| Arctostaphylos pajaroensis + | Pajaro manzanita + |
| Arctostaphylos pallida + | Alameda manzanita + |
| Arctostaphylos parryana + | Parry manzanita + |
| Arctostaphylos patula + | Greenleaf manzanita + |
| Arctostaphylos pechoensis + | Pecho manzanita + |
| Arctostaphylos pilosula + | La Panza manzanita + |
| Arctostaphylos pringlei + | Pringle manzanita + |
| Arctostaphylos pringlei subsp. drupacea + | Pinkbracted manzanita + |
| Arctostaphylos pumila + | Sandmat manzanita + |
| Arctostaphylos pungens + | Pointleaf or Mexican manzanita + |
| Arctostaphylos purissima + | La Purissima manzanita + |
| Arctostaphylos rainbowensis + | Rainbow manzanita + |
| Arctostaphylos refugioensis + | Refugio manzanita + |
| Arctostaphylos regismontana + | Kings Mountain manzanita + |
| Arctostaphylos rudis + | Shagbark manzanita + |
| Arctostaphylos sensitiva + | Coinleaf manzanita + |
| Arctostaphylos silvicola + | Bonny Doon manzanita + |
| Arctostaphylos stanfordiana + | Stanford’s manzanita + |
| Arctostaphylos stanfordiana subsp. decumbens + | Rincon manzanita + |
| Arctostaphylos stanfordiana subsp. raichei + | Raiche’s manzanita + |
| Arctostaphylos tomentosa + | Woollyleaf manzanita + |
| Arctostaphylos tomentosa subsp. daciticola + | Dacite manzanita + |
| Arctostaphylos uva-ursi + | Bearberry +, kinnikinnik +, bousserole +, … |
| Arctostaphylos virgata + | Marin manzanita + |
| Arctostaphylos viridissima + | Whitehair manzanita + |
| Arctostaphylos viscida + | Sticky whiteleaf manzanita + |
| Arctostaphylos viscida subsp. mariposa + | Mariposa manzanita + |
| Arctotheca + | Capeweed + |
| Arctotis + | African-daisy + |
| Arctotis fastuosa + | Monarch-of-the-veld + |
| Arctotis stoechadifolia + | Blue-eyed African-daisy + |
| Arctous + | Alpine bearberry + |
| Arctous alpina + | Torpedoberry + |
| Arctous rubra + | Red bearberry or manzanita +, busserole rouge + |
| Ardisia + | Marlberry + |
| Ardisia crenata + | Coral ardisia +, coral-berry +, spice-berry +, … |
| Ardisia elliptica + | Shoebutton ardisia + |
| Ardisia escallonioides + | Island marlberry + |
| Arecaceae + | Palm Family + |
| Arenaria + | Sandwort +, sabline + |
| Arenaria benthamii + | Hilly sandwort + |
| Arenaria humifusa + | Creeping sandwort +, sabline rampante + |
| Arenaria lanuginosa + | Spreading sandwort + |
| Arenaria livermorensis + | Livermore sandwort + |
| Arenaria longipedunculata + | Longstem sandwort + |
| Arenaria ludens + | Trans-Pecos sandwort + |
| Arenaria paludicola + | Marsh sandwort + |
| Arenaria serpyllifolia + | Thymeleaf sandwort +, sabline á feuilles de serpolet + |
| Arethusa + | Arethusa +, dragon’s-mouth +, aréthuse + |
| Argemone + | Prickly-poppy + |
| Argyranthemum + | Marguerite + |
| Argythamnia + | Silverbush +, wild-mercury + |
| Argythamnia adenophora + | Glandular silverbush + |
| Argythamnia aphoroides + | Hill country silverbush + |
| Argythamnia argothamnoides + | Blodgett’s silverbush + |
| Argythamnia argyraea + | Silky silverbush +, silvery wild-mercury + |
| Argythamnia brandegeei + | Sonoran or Brandegee’s silverbush + |
| Argythamnia claryana + | Desert silverbush + |
| Argythamnia cyanophylla + | Charleston Mountain silverbush +, bruise leaf + |
| Argythamnia humilis + | Low silverbush + |
| Argythamnia lanceolata + | Narrowleaf silverbush + |
| Argythamnia mercurialina + | Tall silverbush + |
| Argythamnia serrata + | Yuma or New Mexico silverbush + |
| Argythamnia simulans + | Plateau silverbush + |
| Arida + | Desert tansy-aster + |
| Arida arizonica + | Desert tansy-aster + |
| Arida blepharophylla + | Gypsum tansy-aster + |
| Arida carnosa + | Shrubby alkali tansy-aster + |
| Arida parviflora + | Small-flower tansy-aster + |
| Arida riparia + | Chiricahua mountain tansy-aster +, alkali aster + |
| Ariocarpus fissuratus + | Living-rock cactus +, star cactus +, chaute +, … |
| Arisaema + | Jack-in-the-pulpit + |
| Arisaema dracontium + | Green-dragon +, dragon-root + |
| Arisaema triphyllum + | Jack-in-the-pulpit +, Indian-turnip +, petit-prêcheur + |
| Aristida adscensionis + | Sixweeks threeawn + |
| Aristida arizonica + | Arizona threeawn + |
| Aristida basiramea + | Forktip threeawn +, Aristide à rameaux basilaires + |
| Aristida californica + | Mojave threeawn + |
| Aristida condensata + | Big threeawn + |
| Aristida desmantha + | Curly threeawn + |
| Aristida dichotoma + | Churchmouse threeawn + |
| Aristida divaricata + | Poverty grass + |
| Aristida floridana + | Florida threeawn + |
| Aristida gypsophila + | Gypsum threeawn + |
| Aristida gyrans + | Corkscrew threeawn + |
| Aristida havardii + | Havard’s threeawn + |
| Aristida lanosa + | Wooly threeawn + |
| Aristida longespica var. geniculata + | Kearney's threeawn + |
| Aristida longespica var. longespica + | Slimspike threeawn + |
| Aristida mohrii + | Mohr's threeawn + |
| Aristida oligantha + | Oldfield threeawn + |
| Aristida palustris + | Longleaf threeawn + |
| Aristida pansa + | Wooton's threeawn + |
| Aristida patula + | Tall threeawn + |
| Aristida purpurascens var. purpurascens + | Arrowfeather threeawn + |
| Aristida purpurea var. fendleriana + | Fendler's threeawn + |
| Aristida purpurea var. longiseta + | Red threeawn + |
| Aristida purpurea var. nealleyi + | Nealley's threeawn + |
| Aristida purpurea var. parishii + | Parish's threeawn + |
| Aristida purpurea var. perplexa + | Jornada threeawn + |
| Aristida purpurea var. purpurea + | Purple threeawn + |
| Aristida purpurea var. wrightii + | Wright's threeawn + |
| Aristida ramosissima + | S-curve threeawn + |
| Aristida schiedeana + | Single threeawn + |
| Aristida simpliciflora + | Southern threeawn + |
| Aristida spiciformis + | Bottlebrush threeawn + |
| Aristida stricta + | Wiregrass +, Pineland threeawn + |
| Aristida ternipes var. gentilis + | Hook threeawn + |
| Aristida ternipes var. ternipes + | Spidergrass + |
| Aristida tuberculosa + | Seaside threeawn + |
| Aristocapsa + | Valley spinycape + |
| Aristolochia + | Dutchman's-pipe +, aristoloche + |
| Aristolochia californica + | California snakeroot + |
| Aristolochia clematitis + | Birthwort +, aristoloche clématite +, asarabacca + |
| Aristolochia coryi + | Cory's Dutchman's-pipe + |
| Aristolochia erecta + | Swanflower + |
| Aristolochia macrophylla + | Dutchman's-pipe + |
| Aristolochia maxima + | Florida Dutchman's-pipe + |
| Aristolochia pentandra + | Marsh's Dutchman's-pipe + |
| Aristolochia reticulata + | Texas Dutchman's-pipe + |
| Aristolochia serpentaria + | Virginia snakeroot + |
| Aristolochia tomentosa + | Pipevine + |
| Aristolochia watsonii + | Indianroot + |
| Aristolochia wrightii + | Wright's Dutchman's-pipe + |
| Aristolochiaceae + | Dutchman's-Pipe Family + |
| Arivela + | Spiderflower + |
| Arivela viscosa + | Wild mustard +, tickweed +, yellow cleome + |
| Armeria + | Thrift + |
| Armoracia + | Horseradish + |
| Arnica acaulis + | Common leopardbane + |
| Arnica angustifolia + | Narrowleaf arnica + |
| Arnica angustifolia subsp. angustifolia + | Arnica à feuilles étroites + |
| Arnica cernua + | Serpentine arnica + |
| Arnica chamissonis + | Chamisso arnica +, leafy arnica +, arnica de Chamisso + |
| Arnica cordifolia + | Heartleaf arnica + |
| Arnica dealbata + | Mock leopardbane + |
| Arnica discoidea + | Rayless arnica + |
| Arnica fulgens + | Foothill arnica + |
| Arnica gracilis + | Smallhead arnica + |
| Arnica griscomii + | Snow arnica + |
| Arnica griscomii subsp. frigida + | Snow arnica + |
| Arnica griscomii subsp. griscomii + | Griscom’s arnica +, arnica de Griscom + |
| Arnica lanceolata subsp. lanceolata + | Lanceleaf arnica +, arnica à aigrettes brunes + |
| Arnica lanceolata subsp. prima + | Clasping arnica + |
| Arnica latifolia + | Broadleaf arnica + |
| Arnica lessingii + | Nodding arnica + |
| Arnica lonchophylla + | Longleaf arnica +, northern arnica +, arnica lonchophylle + |
| Arnica longifolia + | Spearleaf arnica + |
| Arnica louiseana + | Lake Louise arnica +, snow arnica + |
| Arnica mollis + | Hairy arnica + |
| Arnica nevadensis + | Nevada arnica +, Sierra arnica + |
| Arnica ovata + | Sticky leaf arnica + |
| Arnica parryi + | Parry’s arnica +, nodding arnica + |
| Arnica rydbergii + | Rydberg’s arnica + |
| Arnica sororia + | Twin arnica + |
| Arnica spathulata + | Klamath arnica + |
| Arnica unalaschcensis + | Alaska arnica + |
| Arnica venosa + | Shasta County arnica + |
| Arnica viscosa + | Mt. Shasta arnica + |
| Arnoglossum + | Indian plantain + |
| Aronia + | Chokeberry + |
| Aronia arbutifolia + | Red chokeberry + |
| Aronia melanocarpa + | Black chokeberry + |
| Arrhenatherum elatius + | Tall oatgrass +, Fenasse +, Fromental + |
| Artemisia + | Felon-herb +, mugwort +, sagebrush +, … |
| Artemisia abrotanum + | Southernwood +, lad’s love +, old man +, … |
| Artemisia absinthium + | Common wormwood +, armoise absinthe + |
| Artemisia alaskana + | Siberian wormwood + |
| Artemisia aleutica + | Aleutian wormwood + |
| Artemisia annua + | Sweet Annie +, sweet sagewort +, armoise annuelle + |
| Artemisia arbuscula + | Low sagebrush + |
| Artemisia arbuscula subsp. thermopola + | Hot Springs sagebrush + |
| Artemisia biennis + | Biennial wormwood +, armoise bisannuelle + |
| Artemisia bigelovii + | Bigelow sagebrush + |
| Artemisia borealis subsp. borealis + | Boreal sage + |
| Artemisia borealis subsp. richardsoniana + | Richardson’s sagewort + |
| Artemisia californica + | California sagebrush + |
| Artemisia campestris + | Field sagewort +, sand wormwood + |
| Artemisia campestris subsp. canadensis + | Armoise du Canada + |
| Artemisia campestris subsp. caudata + | Armoise caudée + |
| Artemisia campestris subsp. pacifica + | Western sagewort + |
| Artemisia cana subsp. bolanderi + | Bolander sagebrush + |
| Artemisia cana subsp. cana + | Silver wormwood + |
| Artemisia cana subsp. viscidula + | Sticky sagebrush + |
| Artemisia carruthii + | Carruth wormwood + |
| Artemisia douglasiana + | Northwest mugwort +, Douglas sagewort + |
| Artemisia dracunculus + | Wild tarragon + |
| Artemisia filifolia + | Sand sage + |
| Artemisia franserioides + | Bursage mugwort + |
| Artemisia frigida + | Fringed sage +, prairie sagewort +, armoise douce + |
| Artemisia glomerata + | Congested sagewort + |
| Artemisia laciniata subsp. parryi + | Parry sagewort + |
| Artemisia longifolia + | Long-leaved sage + |
| Artemisia ludoviciana + | Silver wormwood +, white or silver sage + |
| Artemisia ludoviciana subsp. albula + | White wormwood + |
| Artemisia ludoviciana subsp. incompta + | Mountain wormwood + |
| Artemisia ludoviciana subsp. ludoviciana + | Armoise de l’ouest + |
| Artemisia ludoviciana subsp. mexicana + | Mexican wormwood + |
| Artemisia michauxiana + | Lemon sagewort + |
| Artemisia nesiotica + | Island sagebrush + |
| Artemisia norvegica + | Alpine sagewort + |
| Artemisia nova + | Black sagebrush +, black sage + |
| Artemisia packardiae + | Succor Creek mugwort + |
| Artemisia palmeri + | Palmer sagewort + |
| Artemisia papposa + | Owyhee sage + |
| Artemisia pattersonii + | Patterson sagewort + |
| Artemisia pedatifida + | Matted sagewort + |
| Artemisia pontica + | Roman wormwood +, green-ginger +, armoise de la mer Noire + |
| Artemisia porteri + | Porter mugwort + |
| Artemisia pycnocephala + | Coastal sagewort + |
| Artemisia pygmaea + | Pygmy sage + |
| Artemisia rigida + | Scabland sagebrush + |
| Artemisia rothrockii + | Rothrock or sticky sagebrush + |
| Artemisia serrata + | Serrate-leaved sage + |
| Artemisia spiciformis + | Snowfield sagebrush + |
| Artemisia stelleriana + | Beach wormwood +, armoise de Steller + |
| Artemisia suksdorfii + | Suksdorf sagewort + |
| Artemisia tridentata subsp. parishii + | Mojave sagebrush + |
| Artemisia tridentata subsp. tridentata + | Great Basin sagebrush +, big sage + |
| Artemisia tridentata subsp. vaseyana + | Mountain sagebrush + |
| Artemisia tridentata subsp. wyomingensis + | Wyoming sagebrush + |
| Artemisia tripartita + | Three-tipped sagebrush + |
| Artemisia vulgaris + | Common mugwort +, felon-herb +, green-ginger +, … |
| Arthraxon hispidus + | Jointhead +, Small carpetgrass + |
| Aruncus + | Goat’s-beard +, bride’s-feathers +, barbe-de-bouc + |
| Arundinaria appalachiana + | Hill cane + |
| Arundinaria gigantea + | River cane +, Giant cane + |
| Arundo donax + | Giant reed + |
| Asanthus squamulosus + | Mule Mountain false brickellbush + |
| Asarum + | Wild-ginger +, asaret +, gingembre sauvage + |
| Asarum canadense + | Asaret du canada +, gingembre sauvage + |
| Asimina + | Pawpaw + |
| Asimina incana + | Polecat-bush +, flag-pawpaw + |
| Asimina longifolia + | Polecat-bush + |
| Asimina obovata + | Flag-pawpaw + |
| Asimina parviflora + | Small-flowered pawpaw +, small-fruited pawpaw +, dwarf pawpaw + |
| Asimina pygmaea + | Gopher-berry +, dwarf pawpaw + |
| Asimina reticulata + | Flag-pawpaw + |
| Asimina tetramera + | Four-petaled pawpaw + |
| Asimina triloba + | Pawpaw +, dog-banana +, Indian-banana +, … |
| Asparagus + | Asparagus-fern +, asperge +, espárrago + |
| Asparagus aethiopicus + | Sprenger asparagus-fern +, emerald-fern + |
| Asparagus asparagoides + | Smilax asparagus + |
| Asparagus officinalis + | Garden asparagus +, common asparagus + |
| Asparagus setaceus + | Climbing asparagus-fern +, lace-fern + |
| Asphodelus + | Asphodel + |
| Asphodelus fistulosus + | Onion-weed + |
| Aspidotis + | Lace ferns +, aspidote + |
| Aspidotis californica + | California lace fern + |
| Aspidotis densa + | Indian's dream +, aspidote touffue + |
| Aspleniaceae + | Spleenwort Family + |
| Asplenium + | Spleenwort + |
| Asplenium abscissum + | Abscised spleenwort + |
| Asplenium adiantum-nigrum + | Black spleenwort + |
| Asplenium adulterinum + | Adulterated spleenwort + |
| Asplenium auritum + | Eared spleenwort + |
| Asplenium bradleyi + | Bradley's spleenwort + |
| Asplenium cristatum + | Hemlock spleenwort + |
| Asplenium dalhousiae + | Countess Dalhousie's spleenwort + |
| Asplenium ebenoides + | Scott's spleenwort + |
| Asplenium exiguum + | Little spleenwort + |
| Asplenium heterochroum + | Varicolored spleenwort + |
| Asplenium monanthes + | Single-sorus fern + |
| Asplenium montanum + | Mountain spleenwort + |
| Asplenium palmeri + | Palmer's spleenwort + |
| Asplenium pinnatifidum + | Lobed spleenwort + |
| Asplenium platyneuron + | Ebony spleenwort +, doradille ébène + |
| Asplenium plenum + | Ruffled spleenwort + |
| Asplenium pumilum + | Triangle spleenwort +, hairy spleenwort + |
| Asplenium resiliens + | Black-stemmed spleenwort + |
| Asplenium rhizophyllum + | Walking fern +, doradille ambulante + |
| Asplenium ruta-muraria + | Wall rue +, doradille des murailles + |
| Asplenium scolopendrium var. americanum + | American hart's-tongue + |
| Asplenium septentrionale + | Forked spleenwort + |
| Asplenium serratum + | New World bird's-nest fern +, American bird's-nest fern + |
| Asplenium trichomanes + | Maidenhair spleenwort +, doradille chevelue + |
| Asplenium trichomanes-ramosum + | Green spleenwort +, doradille verte + |
| Asplenium vespertinum + | Western spleenwort + |
| Asplenium ×biscayneanum + | Biscayne spleenwort + |
| Asplenium ×curtissii + | Curtiss's spleenwort + |
| Asplenium ×heteroresiliens + | Morzenti's spleenwort + |
| Aster + | Aster + |
| Aster alpinus + | Alpine aster + |
| Aster tataricus + | Tatarian aster + |
| Asteraceae + | Composite Family + |
| Astilbe + | False goatsbeard or spiraea +, feather-tree + |
| Astraea lobata + | Lobed croton + |
| Astranthium + | Western-daisy + |
| Astranthium ciliatum + | Comanche western-daisy + |
| Astranthium integrifolium + | Eastern western-daisy + |
| Astranthium robustum + | Texas western-daisy + |
| Astrolepis + | Star-scaled cloak ferns + |
| Astrophytum asterias + | Star-peyote +, star cactus +, se a-urchin cactus + |
| Atamisquea emarginata + | Palo-zorillo + |
| Athyrium + | Lady fern + |
| Athyrium distentifolium var. americanum + | American alpine lady fern +, athyrie alpestre sous-espèce américaine + |
| Athyrium filix-femina + | Lady fern +, athyrie fougère-femelle + |
| Athyrium filix-femina var. angustum + | Northern lady fern + |
| Athyrium filix-femina var. asplenioides + | Southern lady fern +, lowland lady fern + |
| Athyrium filix-femina var. californicum + | Southwestern lady fern + |
| Athyrium filix-femina var. cyclosorum + | Northwestern lady fern + |
| Atrichoseris + | Tobacco-weed +, gravel-ghost +, parachute plant + |
| Atriplex + | Orach +, saltbush + |
| Atriplex acanthocarpa + | Burscale + |
| Atriplex acanthocarpa var. coahuilensis + | Coahuila orach + |
| Atriplex amnicola + | Swamp saltbush + |
| Atriplex argentea + | Silver orach + |
| Atriplex argentea var. hillmanii + | Hillman’s orach + |
| Atriplex argentea var. longitrichoma + | Pahrump orach + |
| Atriplex argentea var. mohavensis + | Mohave orach + |
| Atriplex argentea var. rydbergii + | Rydberg’s orach + |
| Atriplex californica + | California orach + |
| Atriplex canescens + | Four-wing saltbu sh + |
| Atriplex canescens var. gigantea + | Lynndyl fourwing + |
| Atriplex canescens var. laciniata + | Caleb saltbush + |
| Atriplex canescens var. macilenta + | Salton saltbush + |
| Atriplex confertifolia + | Shadscale + |
| Atriplex cordulata + | Heart-leaf orach + |
| Atriplex cordulata var. erecticaulis + | Earlimart orach + |
| Atriplex coronata + | Wedgescale +, crownscale + |
| Atriplex coronata var. notatior + | San Jacinto Valley crownscale + |
| Atriplex coronata var. vallicola + | Valley crownscale + |
| Atriplex corrugata + | Mat-saltbush +, mat-atriplex +, matscale + |
| Atriplex coulteri + | Coulter’s orach + |
| Atriplex covillei + | Coville’s orach + |
| Atriplex dioica + | Thickleaf orach + |
| Atriplex elegans + | White-scale saltbush +, wheelscale orach + |
| Atriplex elegans var. fasciculata + | Mecca orach + |
| Atriplex fruticulosa + | Little oak orach + |
| Atriplex gardneri + | Gardner’s saltbush + |
| Atriplex gardneri var. aptera + | Nelson’s saltbush + |
| Atriplex gardneri var. bonnevillensis + | Bonneville saltbush + |
| Atriplex gardneri var. cuneata + | Castle Valley saltbush + |
| Atriplex gardneri var. falcata + | Jones’ saltbush + |
| Atriplex gardneri var. utahensis + | Basin saltbush + |
| Atriplex gardneri var. welshii + | Welsh’s saltbush + |
| Atriplex garrettii + | Garrett’s saltbush + |
| Atriplex garrettii var. navajoensis + | Navajo Bridge saltbush + |
| Atriplex glabriuscula + | Glabrous orach + |
| Atriplex glabriuscula var. acadiensis + | Acadian orach + |
| Atriplex glabriuscula var. franktonii + | Frankton’s orach + |
| Atriplex gmelinii + | Gmelin’s orach + |
| Atriplex gmelinii var. alaskensis + | Alaska orach + |
| Atriplex graciliflora + | Blue Valley orach + |
| Atriplex heterosperma + | Russian atriplex + |
| Atriplex holocarpa + | Pop saltbush + |
| Atriplex hortensis + | Garden orach + |
| Atriplex hymenelytra + | Desert holly + |
| Atriplex joaquiniana + | San Joaquin orach + |
| Atriplex klebergorum + | Kleberg orach + |
| Atriplex laciniata + | Belgian orach + |
| Atriplex leucophylla + | Whiteleaf orach + |
| Atriplex lindleyi + | Lindley’s saltbush + |
| Atriplex linearis + | Slenderleaf saltbush + |
| Atriplex littoralis + | Narrow-leaved atriplex + |
| Atriplex mucronata + | Quelite + |
| Atriplex nudicaulis + | Nude orach + |
| Atriplex nummularia + | Old man saltbush + |
| Atriplex oblongifolia + | Oblong-leaf orach + |
| Atriplex obovata + | New Mexico saltbush +, broadscale + |
| Atriplex pacifica + | Pacific orach + |
| Atriplex parishii var. depressa + | Depressed orach + |
| Atriplex parishii var. minuscula + | Lesser orach + |
| Atriplex parishii var. parishii + | Parishes’ orach + |
| Atriplex parishii var. persistens + | Refuge orach + |
| Atriplex parishii var. subtilis + | Subtle orach + |
| Atriplex parryi + | Parry’s saltbush + |
| Atriplex patula + | Spear orach +, spearscal e + |
| Atriplex pentandra + | Seas hore orach + |
| Atriplex phyllostegia + | Truckee orach + |
| Atriplex pleiantha + | Four-corners orach + |
| Atriplex polycarpa + | Desert saltbush +, cattle-spinach + |
| Atriplex powellii + | Powell’s orach + |
| Atriplex powellii var. minuticarpa + | Smallbract orach + |
| Atriplex prostrata + | Thinleaf orach +, fat-hen + |
| Atriplex pusilla + | Dwarf orach + |
| Atriplex rosea + | Tumbling orach + |
| Atriplex saccaria + | Stalked orach + |
| Atriplex saccaria var. asterocarpa + | Starbract orach + |
| Atriplex saccaria var. cornuta + | Flat-horn orach + |
| Atriplex semibaccata + | Creeping saltbush +, berry saltbush + |
| Atriplex serenana + | Stinking orach +, bracteate orach + |
| Atriplex serenana var. davidsonii + | Davidson’s orach + |
| Atriplex spinifera + | Spiny saltbush + |
| Atriplex suberecta + | Sprawling saltbush + |
| Atriplex suckleyi + | Suckley’s orach + |
| Atriplex tatarica + | Tatarian orach + |
| Atriplex torreyi + | Torrey’s saltbush + |
| Atriplex torreyi var. griffithsii + | Griffiths’ saltbush + |
| Atriplex truncata + | Wedge orach + |
| Atriplex tularensis + | Tulare orach + |
| Atriplex watsonii + | Watson’s orach + |
| Atriplex wolfii + | Slender orach + |
| Atriplex wolfii var. wolfii + | Wolf’s orach + |
| Atriplex wrightii + | Wright’s orach + |
| Aucuba japonica + | Aucuba +, Japanese-laurel +, spotted-laurel + |
| Aureolaria + | Yellow false foxglove + |
| Aureolaria flava + | Smooth yellow false foxglove + |
| Aureolaria grandiflora + | Large-flower yellow false foxglove + |
| Aureolaria levigata + | Entire-leaf yellow false foxglove + |
| Aureolaria patula + | Spreading yellow false foxglove + |
| Aureolaria pectinata + | Combleaf yellow false foxglove + |
| Aureolaria pedicularia + | Fernleaf yellow false foxglove + |
| Aureolaria virginica + | Downy yellow false foxglove + |
| Aurinia + | Goldentuft +, rock-alyssum + |
| Aurinia saxatilis + | Basket-of-gold +, gold-dust +, rock-madwort + |
| Austrostipa elegantissima + | Australian feathergrass + |
| Austrostipa ramosissima + | Pillar-of-smoke +, Australian plumegrass +, Stout bamboograss + |
| Avena barbata + | Slender oats +, Slender wild oats + |
| Avena fatua + | Wild oats +, Folle avoine + |
| Avena occidentalis + | Western oats + |
| Avena sativa + | Oats +, Cultivated oats +, Naked oats +, … |
| Avena sterilis + | Animated oats +, Avoine sterile + |
| Avenula hookeri + | Spike oatgrass + |
| Avenula pubescens + | Downy alpine oatgrass + |
| Axonopus compressus + | Broadleaf carpetgrass + |
| Axonopus fissifolius + | Common carpetgrass + |
| Axonopus furcatus + | Big carpetgrass + |
| Axonopus scoparius + | Carpetgrass + |
| Axyris + | Russian pigweed + |
| Axyris amaranthoides + | Upright axyris + |
| Ayenia compacta + | California ayenia + |
| Ayenia euphrasiifolia + | Dwarf or eyebright ayenia + |
| Ayenia filiformis + | Trans-Pecos ayenia + |
| Ayenia limitaris + | Texas or Rio Grande ayenia +, Tamaulipan kidney petal +, kidney petal + |
| Ayenia microphylla + | Dense or little-leaf ayenia + |
| Ayenia pilosa + | Dwarf ayenia + |
| Azollaceae + | Azolla Family + |
B | |
| Baccharis + | Groundsel-tree + |
| Baccharis angustifolia + | Saltwater false willow +, narrowleaf baccharis + |
| Baccharis bigelovii + | Bigelow’s false willow + |
| Baccharis brachyphylla + | Shortleaf baccharis or false willow + |
| Baccharis dioica + | Broombush falsewillow + |
| Baccharis douglasii + | Saltmarsh baccharis +, Douglas’s falsewillow + |
| Baccharis glomeruliflora + | Silverling + |
| Baccharis halimifolia + | Sea-myrtle +, consumption-weed +, eastern baccharis + |
| Baccharis havardii + | Havard’s false willow + |
| Baccharis malibuensis + | Malibu baccharis or coyote brush + |
| Baccharis neglecta + | Roosevelt or New Deal weed +, linear-leaved false willow + |
| Baccharis pilularis + | Chaparral broom +, coyote brush +, dwarf chaparral false willow + |
| Baccharis plummerae subsp. glabrata + | San Simeon or smooth baccharis + |
| Baccharis plummerae subsp. plummerae + | Plummer’s baccharis + |
| Baccharis pteronioides + | Yerba de pasmo + |
| Baccharis salicifolia + | Mule’s or mule fat +, seepwillow +, water wally + |
| Baccharis salicina + | Willow-baccharis +, Great Plains false willow + |
| Baccharis sarothroides + | Greasewood +, rosin-brush +, groundsel +, … |
| Baccharis sergiloides + | Desert baccharis +, squaw false willow + |
| Baccharis texana + | Prairie baccharis or false willow + |
| Baccharis thesioides + | Arizona baccharis + |
| Baccharis vanessae + | Encinitas false willow or baccharis + |
| Baccharis wrightii + | Wright’s baccharis or false willow + |
| Bacopa + | Water-hyssop + |
| Bacopa caroliniana + | Blue water-hyssop +, lemon bacopa + |
| Bacopa egensis + | Brazilian water-hyssop + |
| Bacopa eisenii + | Western hydranthele +, Gila River water-hyssop + |
| Bacopa innominata + | Tropical water-hyssop + |
| Bacopa monnieri + | Brahmi +, Indian pennywort +, herb of grace + |
| Bacopa repens + | Creeping water-hyssop + |
| Bacopa rotundifolia + | Round leaf water-hyssop + |
| Bahiopsis laciniata + | San Diego sunflower +, San Diego County viguiera + |
| Bahiopsis reticulata + | Death Valley goldeneye + |
| Baileya multiradiata + | Desert marigold + |
| Balsamorhiza + | Balsamroot + |
| Bambusa bambos + | Giant thorny bamboo + |
| Bambusa oldhamii + | Oldham's bamboo + |
| Bambusa vulgaris + | Common bamboo + |
| Barbarea + | Wintercress +, scurvygrass +, rocket +, … |
| Barbarea verna + | Early winter or Belle Isle or American or land cress +, scurvygrass + |
| Barbarea vulgaris + | Cress +, yellow-rocket +, cressy-greens + |
| Barkleyanthus + | Jarilla + |
| Bartsia alpina + | Velvet bells +, alpine bartsia +, tornarsup-narsue +, … |
| Basellaceae + | Tandon +, Madeira-vine Family + |
| Basiphyllaea corallicola + | Carter’s orchid + |
| Bataceae + | Saltwort Family + |
| Batesimalva + | Bates’s mallow + |
| Batis + | Saltwort + |
| Batis maritima + | Vidrillos + |
| Bebbia + | Sweetbush + |
| Beckmannia syzigachne + | American sloughgrass +, Beckmannie à écailles unies + |
| Begonia cucullata + | Wax begonia + |
| Begonia hirtella + | Brazilian begonia + |
| Bejaria + | Rose of the Andes + |
| Bejaria racemosa + | Tar-flower +, fly-catcher +, fly-weed + |
| Belamcanda + | Blackberry-lily + |
| Bellardia + | Lineseed + |
| Bellardia latifolia + | Broadleaf glandweed or parentucellia + |
| Bellardia trixago + | Mediterranean lineseed + |
| Bellardia viscosa + | Yellow glandweed or parentucellia or bartsia +, sticky parentucellia + |
| Bellis + | Daisy +, pâquerette + |
| Bellis perennis + | English daisy +, pâquerette commune + |
| Berberidaceae + | Barberry Family + |
| Berberis + | Barberry +, Oregon-grape +, berbéris +, … |
| Berberis aquifolium + | Oregon-grape + |
| Berberis haematocarpa + | Algerita + |
| Berberis thunbergii + | Japanese barberry + |
| Berberis trifoliolata + | Algerita +, agarito +, currant-of-Texas +, … |
| Berberis vulgaris + | Common barberry +, épine-vinette +, berbéris vulgaire + |
| Berchemia + | Rattan + |
| Berchemia scandens + | Alabama supplejack +, American rattan + |
| Bergerocactus + | Snakecactus + |
| Bergerocactus emoryi + | Golden clubcactus +, golden cereus +, golden snakecactus + |
| Bergia + | Water-fire + |
| Bergia texana + | Texas water-fire + |
| Berlandiera lyrata + | Chocolate flower + |
| Berlandiera subacaulis + | Green eyes +, Florida-dandelion + |
| Bernardia + | Myrtlecroton +, oreja de raton + |
| Berteroa + | Hoary-alyssum + |
| Beta + | Beet +, chard + |
| Beta vulgaris subsp. maritima + | Sea beet + |
| Beta vulgaris subsp. vulgaris + | Spinach chard +, Swiss cha rd +, mangel-wurzel +, … |
| Betula + | Birch + |
| Betula alleghaniensis + | Yellow birch +, merisier +, bouleau jaune + |
| Betula cordifolia + | Heartleaf birch +, mountain white birch +, bouleau à +, … |
| Betula glandulosa + | Dwarf birch +, resin birch +, bouleau glanduleux + |
| Betula kenaica + | Kenai birch + |
| Betula lenta + | Sweet birch +, cherry birch + |
| Betula michauxii + | Newfoundland dwarf birch +, Michaux's birch +, bouleau de Michaux + |
| Betula minor + | Dwarf birch +, bouleau mineur + |
| Betula murrayana + | Murray's birch + |
| Betula nana + | Arctic dwarf birch +, bouleau nain + |
| Betula nana subsp. exilis + | Arctic dwarf birch + |
| Betula nana subsp. nana + | Arctic dwarf birch + |
| Betula neoalaskana + | Resin birch +, paper birch + |
| Betula nigra + | River birch +, red birch + |
| Betula occidentalis + | Water birch +, river birch + |
| Betula papyrifera + | Paper birch +, canoe birch +, white birch +, … |
| Betula pendula + | Weeping birch +, European white birch +, silver birch +, … |
| Betula populifolia + | Gray birch +, white birch +, fire birch +, … |
| Betula pubescens subsp. pubescens + | European white birch +, downy birch + |
| Betula pumila + | Bog birch +, dwarf birch +, bouleau nain + |
| Betula uber + | Virginia roundleaf birch + |
| Betulaceae + | Birch Family + |
| Bidens + | Beggar-ticks +, bident +, fourchette + |
| Bidens beckii + | Bident de Beck + |
| Bidens cernua + | Bident penché + |
| Bidens connata + | Bident conné + |
| Bidens discoidea + | Bident discoïde + |
| Bidens eatonii + | Bident d’Eaton + |
| Bidens frondosa + | Bident feuillu + |
| Bidens heterodoxa + | Bident différent + |
| Bidens hyperborea + | Bident hyperboréal + |
| Bidens pilosa + | Bident poilu + |
| Bidens tripartita + | Bident à trois divisions + |
| Bidens vulgata + | Bident vulgaire + |
| Bigelowia + | Rayless-goldenrod + |
| Bigelowia nudata + | Pineland rayless-goldenrod + |
| Bigelowia nuttallii + | Nuttall’s rayless-goldenrod + |
| Billieturnera helleri + | Copper sida + |
| Bischofia + | Bishopwood +, javawood +, toog + |
| Bistorta + | Bistort + |
| Bistorta bistortoides + | Western or American bistort +, smokeweed + |
| Bistorta officinalis + | European bistort + |
| Bistorta vivipara + | Alpine bistort + |
| Blechnaceae + | Chain Fern Family + |
| Blechnum + | Deer ferns + |
| Blechnum occidentale var. minor + | Hammock fern +, New World midsorus fern + |
| Blechnum serrulatum + | Swamp fern +, marsh fern +, dentate midsorus fern + |
| Blechnum spicant + | Deer fern + |
| Blepharidachne bigelovii + | Bigelow’s desertgrass + |
| Blepharidachne kingii + | King’s eyelash grass + |
| Blepharoneuron tricholepis + | Hairy dropseed + |
| Bletia patula + | Haitian pine-pink + |
| Bletia purpurea + | Pine-pink +, purple bletia +, sharp-petaled bletia + |
| Bloomeria + | Golden star + |
| Bloomeria clevelandii + | San Diego golden star + |
| Bloomeria crocea + | Common golden star + |
| Bloomeria crocea var. montana + | Mountain golden star +, inland golden star + |
| Bloomeria humilis + | Dwarf golden star + |
| Blutaparon + | Silverhead + |
| Blutaparon vermiculare + | Silverweed +, saltweed +, samphire + |
| Blysmopsis + | Blysmopsis + |
| Blysmopsis rufa + | Saltmarsh flat -sedge +, red clubrush +, blysmopsis roux +, … |
| Boehmeria + | False-nettle + |
| Boehmeria cylindrica + | False-nettle + |
| Boehmeria nivea + | Ramie + |
| Boerhavia + | Spiderling + |
| Boerhavia coccinea + | Red spiderling +, scarlet spiderling +, hierba del cancer +, … |
| Boerhavia diffusa + | Spreading hogweed +, red spiderling + |
| Boerhavia erecta + | Erect spiderling + |
| Boerhavia gracillima + | Slimstalk spiderling + |
| Bolboschoenus + | Tuberous bulrush + |
| Bolboschoenus fluviatilis + | River bulrush +, bolboschoenus fluviatile +, scirpe fluviatile + |
| Bolboschoenus maritimus + | Salt-marsh bulrush +, alkali bulrush +, bayonet-grass +, … |
| Bolboschoenus maritimus subsp. paludosus + | Bolboschoenus des marais salés +, scirpe des marais salés + |
| Bolboschoenus robustus + | Seacoast bulrush + |
| Boltonia + | Doll’s-daisy + |
| Boltonia apalachicolensis + | Apalachicola doll’s-daisy + |
| Boltonia asteroides + | White doll’s-daisy +, asterlike boltonia + |
| Boltonia caroliniana + | Carolina doll’s-daisy + |
| Boltonia decurrens + | Clasping-leaf doll’s-daisy +, decurrent false aster + |
| Boltonia diffusa + | Smallhead doll’s-daisy + |
| Bonellia macrocarpa + | Cudjoe-wood + |
| Bontia daphnoides + | White alling + |
| Borrichia + | Sea oxeye daisy +, seaside tansy or oxeye + |
| Boschniakia + | Ground-cone + |
| Boschniakia rossica + | Northern ground-cone +, poque + |
| Bothriochloa alta + | Tall bluestem + |
| Bothriochloa barbinodis + | Cane bluestem + |
| Bothriochloa bladhii + | Australian bluestem + |
| Bothriochloa edwardsiana + | Merrills bluestem + |
| Bothriochloa exaristata + | Awnless bluestem + |
| Bothriochloa hybrida + | Hybrid bluestem + |
| Bothriochloa laguroides + | Silver bluestem + |
| Bothriochloa longipaniculata + | Longspike silver bluestem + |
| Bothriochloa pertusa + | Pitted bluestem + |
| Bothriochloa springfieldii + | Springfield bluestem + |
| Bothriochloa wrightii + | Wright's bluestem + |
| Botrychium + | Grapefern +, moonwort +, botryche + |
| Botrychium acuminatum + | Pointed moonwort + |
| Botrychium ascendens + | Upswept moonwort + |
| Botrychium biternatum + | Sparse-lobed grapefern +, southern grapefern + |
| Botrychium boreale + | Northern moonwort + |
| Botrychium campestre + | Prairie moonwort +, botryche champètre + |
| Botrychium crenulatum + | Dainty moonwort + |
| Botrychium dissectum + | Dissected grapefern +, botryche découpé + |
| Botrychium echo + | Echo moonwort + |
| Botrychium gallicomontanum + | Frenchman's Bluff moonwort + |
| Botrychium hesperium + | Western moonwort + |
| Botrychium jenmanii + | Alabama grapefern + |
| Botrychium lanceolatum + | Triangle moonwort +, botryche élancé + |
| Botrychium lanceolatum subsp. angustisegmentum + | Narrow triangle moonwort + |
| Botrychium lunaria + | Common moonwort +, botryche lunaire + |
| Botrychium lunarioides + | Winter grapefern +, prostrate grapefern + |
| Botrychium matricariifolium + | Daisy-leaf moonwort +, botryche à feuille de matricaire + |
| Botrychium minganense + | Mingan moonwort +, botryche de Mingan + |
| Botrychium montanum + | Western goblin + |
| Botrychium mormo + | Little goblin + |
| Botrychium multifidum + | Leather grapefern +, botryche à feuille couchée + |
| Botrychium oneidense + | Blunt-lobed grapefern +, botryche d'oneida + |
| Botrychium pallidum + | Pale moonwort +, botryche pâle + |
| Botrychium paradoxum + | Paradox moonwort + |
| Botrychium pedunculosum + | Stalked moonwort + |
| Botrychium pinnatum + | Northwestern moonwort + |
| Botrychium pseudopinnatum + | False northwestern moonwort + |
| Botrychium pumicola + | Pumice moonwort + |
| Botrychium rugulosum + | St. Lawrence grapefern +, botryche à limbe rugueux + |
| Botrychium simplex + | Least moonwort +, botryche simple + |
| Botrychium spathulatum + | Spatulate moonwort +, botryche à segments spatulés + |
| Botrychium virginianum + | Rattlesnake fern +, common grapefern +, botryche de virginie + |
| Bouteloua aristidoides var. aristidoides + | Needle grama + |
| Bouteloua aristidoides var. arizonica + | Arizona needle grama + |
| Bouteloua barbata var. barbata + | Sixweeks grama + |
| Bouteloua barbata var. rothrockii + | Rothrock's grama + |
| Bouteloua breviseta + | Gypsum grama + |
| Bouteloua chondrosoides + | Sprucetop grama + |
| Bouteloua curtipendula + | Sideoats grama + |
| Bouteloua eludens + | Elusive grama + |
| Bouteloua eriopoda + | Black grama + |
| Bouteloua gracilis + | Blue grama +, Eyelash grass + |
| Bouteloua hirsuta subsp. hirsuta + | Hairy grama + |
| Bouteloua hirsuta subsp. pectinata + | Tall grama + |
| Bouteloua kayi + | Kay’s grama + |
| Bouteloua parryi + | Parry's grama + |
| Bouteloua radicosa + | Purple grama + |
| Bouteloua ramosa + | Chino grama + |
| Bouteloua repens + | Slender grama + |
| Bouteloua rigidiseta + | Texas grama + |
| Bouteloua simplex + | Mat grama + |
| Bouteloua trifida + | Red grama + |
| Bouteloua uniflora + | Neally's grama + |
| Bouteloua warnockii + | Warnock's grama + |
| Boykinia aconitifolia + | Brook saxifrage + |
| Boykinia occidentalis + | Coast boykinia + |
| Boykinia richardsonii + | Bear flower +, Alaska boykinia + |
| Brachyelytrum aristosum + | Northern shorthusk + |
| Brachyelytrum erectum + | Southern shorthusk +, Brachyelytrum dresse + |
| Brachypodium distachyon + | Purple falsebrome + |
| Brachypodium phoenicoides + | Thinleaf falsebrome + |
| Brachypodium pinnatum + | Heath falsebrome +, Tor grass + |
| Brachypodium rupestre + | Tufted falsebrome + |
| Brachypodium sylvaticum + | Slender falsebrome + |
| Brachystigma + | Desert foxglove + |
| Brachystigma wrightii + | Arizona desert foxglove + |
| Bradburia + | Goldenaster + |
| Bradburia pilosa + | Soft goldenaster + |
| Brandegea bigelovii + | Desert starvine + |
| Brasenia + | Water-shield + |
| Brasenia schreberi + | Water-shield +, purple wen-dock +, brasénie de Schreber + |
| Brassia + | Spider orchid + |
| Brassica + | Cabbage +, cole +, mustard +, … |
| Brassica juncea + | Chinese or brown or Indian or leaf mustard +, mustard-greens + |
| Brassica napus + | Canola +, oilseed rape +, rape +, … |
| Brassica nigra + | Black mustard + |
| Brassica oleracea + | Cabbage + |
| Brassica rapa + | Bird-rape +, wild-rape +, rapeseed +, … |
| Brassica tournefortii + | Sahara mustard + |
| Brassicaceae + | Mustard Family + |
| Breynia + | Snowbush + |
| Brickelliastrum fendleri + | Fendler’s Brickellbush + |
| Brintonia discoidea + | Rayless mock goldenrod + |
| Briza maxima + | Big quakinggrass + |
| Briza media + | Perennial quakinggrass +, Amourette commune +, Amour du vent + |
| Briza minor + | Little quakinggrass + |
| Brodiaea + | Cluster-lily + |
| Brodiaea coronaria subsp. rosea + | Indian valley brodiaea + |
| Brodiaea elegans + | Harvest brodiaea +, elegant cluster-lily + |
| Brodiaea insignis + | Kaweah brodiaea + |
| Brodiaea jolonensis + | Mesa brodiaea +, chaparral cluster-lily + |
| Brodiaea kinkiensis + | San Clemente Island brodiaea + |
| Brodiaea minor + | Dwarf brodiaea + |
| Brodiaea orcuttii + | Orcutt’s brodiaea + |
| Brodiaea pallida + | Chinese Camp brodiaea + |
| Brodiaea purdyi + | Purdy’s brodiaea +, Sierran cluster-lily + |
| Brodiaea stellaris + | Star brodiaea +, star-flower cluster-lily + |
| Brodiaea terrestris + | Dwarf brodiaea + |
| Bromeliaceae + | Bromeliad or Pineapple Family + |
| Bromus aleutensis + | Aleut brome + |
| Bromus anomalus + | Mexican brome + |
| Bromus arenarius + | Australian brome + |
| Bromus arizonicus + | Arizona brome + |
| Bromus arvensis + | Field brome + |
| Bromus berteroanus + | Chilean chess + |
| Bromus briziformis + | Rattlesnake brome + |
| Bromus carinatus var. carinatus + | California brome + |
| Bromus carinatus var. marginatus + | Mountain brome + |
| Bromus catharticus + | Rescue grass + |
| Bromus ciliatus + | Fringed brome +, Brome cilie + |
| Bromus commutatus + | Meadow brome +, Hairy chess + |
| Bromus danthoniae + | Three-awned brome + |
| Bromus diandrus + | Great brome +, Ripgut grass + |
| Bromus erectus + | Meadow brome +, Upright brome +, Brome dresse + |
| Bromus frondosus + | Weeping brome + |
| Bromus grandis + | Tall brome + |
| Bromus hallii + | Hall's brome + |
| Bromus hordeaceus + | Lopgrass +, Brome mou + |
| Bromus inermis + | Smooth brome +, Hungarian brome +, Brome inerme + |
| Bromus japonicus + | Australian brome + |
| Bromus kalmii + | Kalm's brome +, Brome de kalm + |
| Bromus laevipes + | Chinook brome + |
| Bromus lanatipes + | Wooly brome + |
| Bromus lanceolatus + | Lanceolate brome + |
| Bromus latiglumis + | Hairy woodbrome +, Flanged brome +, Brome a larges glumes + |
| Bromus lepidus + | Scaly brome + |
| Bromus madritensis + | Compact brome + |
| Bromus maritimus + | Maritime brome + |
| Bromus mucroglumis + | Sharpglume brome + |
| Bromus nottowayanus + | Virginia brome + |
| Bromus orcuttianus + | Orcutt's brome + |
| Bromus pacificus + | Pacific brome + |
| Bromus polyanthus + | Colorado brome +, Great-basin brome + |
| Bromus porteri + | Nodding brome + |
| Bromus pseudolaevipes + | Woodland brome + |
| Bromus pubescens + | Canada brome + |
| Bromus pumpellianus + | Arctic brome + |
| Bromus racemosus + | Smooth brome +, Brome a grappes + |
| Bromus ramosus + | Hairy brome + |
| Bromus richardsonii + | Richardson's brome + |
| Bromus riparius + | Meadow brome + |
| Bromus rubens + | Foxtail chess +, Red brome + |
| Bromus scoparius + | Broom brome + |
| Bromus secalinus + | Ryebrome +, Brome des seigles + |
| Bromus sitchensis + | Sitka brome +, Alaska brome + |
| Bromus squarrosus + | Squarrose brome + |
| Bromus sterilis + | Barren brome + |
| Bromus suksdorfii + | Suksdorf's brome + |
| Bromus tectorum + | Cheatgrass +, Downy chess + |
| Bromus texensis + | Texas brome + |
| Bromus vulgaris + | Common brome + |
| Brosimum + | Breadnut + |
| Brosimum alicastrum + | Breadnut + |
| Broussonetia + | Paper-mulberry + |
| Broussonetia papyrifera + | Paper-mulberry + |
| Brunnichia + | American buckwheat-vine +, ladies’-eardrops +, eardrop vine +, … |
| Bryonia + | Bryony + |
| Bryonia alba + | White bryony + |
| Bryonia dioica + | Cretan or red bryony +, wild hop + |
| Bryophyllum daigremontianum + | Maternity plant +, devil’s backbone + |
| Bryophyllum delagoense + | Chandelier plant +, tingo tingo + |
| Bryophyllum fedtschenkoi + | Lavender scallops + |
| Bryophyllum gastonis-bonnieri + | Mananasilaitra + |
| Bryophyllum pinnatum + | Air or life or curtain or Mexican love plant +, live or good-luck or miracle or sprouting leaf +, floppers +, … |
| Buchloë dactyloides + | Buffalograss + |
| Buchnera + | Bluehearts + |
| Buchnera americana + | American bluehearts + |
| Buchnera floridana + | Florida bluehearts + |
| Buckleya distichophylla + | Buckleya +, pirate-bush + |
| Buddleja + | Butterfly bush + |
| Buddleja davidii + | Summer-lilac + |
| Buddleja indica + | Oak-leaved butterfly bush +, parlor-oak + |
| Buddleja lindleyana + | Lindley’s butterfly bush + |
| Buddleja madagascariensis + | Smoke bush + |
| Buddleja marrubiifolia + | Woolly butterfly bush + |
| Buddleja racemosa + | Wand butterfly bush + |
| Buddleja saligna + | Squarestem butterfly bush + |
| Buddleja scordioides + | Escobilla butterfly bush + |
| Buddleja sessiliflora + | Rio Grande butterfly bush + |
| Buddleja utahensis + | Panamint or Utah butterfly bush + |
| Bulbophyllum pachyrachis + | Rat-tail orchid + |
| Bulbostylis + | Bulbostyle + |
| Bulbostylis capillaris + | Bulbostyle capillaire + |
| Bunias + | Hill-mustard + |
| Bunias orientalis + | Turkish rocket + |
| Burmanniaceae + | Burmannia Family + |
| Butomaceae + | Flowering- Rrush Family + |
| Butomus + | Flowering-rush + |
| Byrsonima lucida + | Locustberry + |
C | |
| Cabomba + | Fanwort + |
| Cabomba caroliniana + | Fanwort + |
| Cabombaceae + | Water-shield Family + |
| Cactaceae + | Cactus Family + |
| Cakile + | Sea-rockets + |
| Calamagrostis bolanderi + | Bolander's reedgrass + |
| Calamagrostis breweri + | Shorthair reedgrass + |
| Calamagrostis cainii + | Cain's reedgrass + |
| Calamagrostis canadensis + | Bluejoint +, Calamagrostide du canada + |
| Calamagrostis canadensis var. macouniana + | Macoun's reedgrass + |
| Calamagrostis cinnoides + | Small reedgrass + |
| Calamagrostis deschampsioides + | Circumpolar reedgrass +, Calamagrostide fausse-deschampsie + |
| Calamagrostis epigejos + | Bushgrass +, Chee reedgrass +, Feathertop +, … |
| Calamagrostis foliosa + | Leafy reedgrass + |
| Calamagrostis howellii + | Hovell's reedgrass + |
| Calamagrostis koelerioides + | Dense-pine reedgrass + |
| Calamagrostis lapponica + | Lapland reedgrass +, Calamagrostide de lapponie + |
| Calamagrostis montanensis + | Plains reedgrass + |
| Calamagrostis muiriana + | Mum's reedgrass + |
| Calamagrostis nutkaensis + | Pacific reedgrass + |
| Calamagrostis ophitidis + | Serpentine reedgrass + |
| Calamagrostis perplexa + | Wood reedgrass + |
| Calamagrostis pickeringii + | Pickering's reed bentgrass +, Calamagrostide de pickering + |
| Calamagrostis porteri + | Porter's reedgrass + |
| Calamagrostis porteri subsp. insperata + | Bartley's reedgrass + |
| Calamagrostis purpurascens + | Purple reedgrass +, Calamagrostide pourpre + |
| Calamagrostis rubescens + | Pinegrass +, Pine reedgrass + |
| Calamagrostis scopulorum + | Jones' reedgrass +, Ditch reedgrass + |
| Calamagrostis sesquiflora + | One-and-a-half-flowered reedgrass + |
| Calamagrostis stricta + | Slimstem reedgrass + |
| Calamagrostis stricta subsp. inexpansa + | Northern reedgrass +, Calamagrostide contractee + |
| Calamagrostis stricta subsp. stricta + | Calamagrostide dressee + |
| Calamagrostis tacomensis + | Rainier reedgrass + |
| Calamagrostis tweedyi + | Cascade reedgrass +, Tweedy's reedgrass + |
| Calamagrostis ×acutiflora + | Foerster's reedgrass +, Feather reedgrass + |
| Calamovilfa arcuata + | Cumberland sandreed + |
| Calamovilfa brevipilis + | Pine-barren sandreed + |
| Calamovilfa curtissii + | Florida sandreed + |
| Calamovilfa gigantea + | Giant sandreed + |
| Calamovilfa longifolia + | Prairie sandreed + |
| Calandrinia ciliata + | Red maids + |
| Calendula + | Pot marigold + |
| Calla + | Water arum arum +, wild calla + |
| Calla palustris + | Water arum +, wild calla + |
| Callirhoë + | Poppy mallow +, wine cup +, wild hollyhock + |
| Callirhoë alcaeoides + | Light or pale or plains poppy mallow +, plains wine cup + |
| Callirhoë bushii + | Bush’s poppy mallow + |
| Callirhoë digitata + | Fringed or finger poppy mallow +, finger wine cup + |
| Callirhoë involucrata var. lineariloba + | Cowboy rose + |
| Callirhoë leiocarpa + | Annual or tall wine cup +, tall poppy mallow + |
| Callirhoë papaver + | Woods poppy mallow + |
| Callirhoë scabriuscula + | Texas poppy mallow + |
| Callirhoë triangulata + | Clustered or purple poppy mallow +, sand poppy +, triangular-leaf mallow + |
| Callitriche + | Water-starwort + |
| Callitriche brutia var. hamulata + | Narrowleaf water-starwort + |
| Callitriche fassettii + | Fassett’s water-starwort + |
| Callitriche hermaphroditica + | Autumnal or northern water-starwort +, callitriche hermaphrodiate + |
| Callitriche longipedunculata + | Longstock water-starwort + |
| Callitriche marginata + | Winged water-starwort + |
| Callitriche palustris + | Vernal water-starwort +, callitriche des marais + |
| Callitriche pedunculosa + | Nuttall’s water-starwort + |
| Callitriche stagnalis + | Pond water-starwort +, callitriche des eau× stagnantes + |
| Callitriche terrestris + | Terrestrial water-starwort + |
| Callitriche trochlearis + | Effluent water-starwort + |
| Callitris + | Cypress-pine + |
| Callitris glaucophylla + | White cypress-pine + |
| Calluna + | Heather +, Scotch heather +, ling +, … |
| Calocedrus decurrens + | Incense-cedar +, cedro incienso + |
| Calochortus albus + | White globe-lily +, fairy lantern + |
| Calochortus amabilis + | Diogenes’ lantern + |
| Calochortus catalinae + | Catalina mariposa-lily + |
| Calochortus clavatus var. avius + | Pleasant Valley mariposa-lily + |
| Calochortus clavatus var. gracilis + | Slender mariposa-lily + |
| Calochortus clavatus var. recurvifolius + | Arroyo de la Cruz mariposa-lily + |
| Calochortus coeruleus + | Beavertail-grass + |
| Calochortus concolor + | Goldenbowl mariposa-lily + |
| Calochortus coxii + | Cox’s mariposa-lily + |
| Calochortus dunnii + | Dunn’s mariposa-lily + |
| Calochortus elegans + | Cat’s ear + |
| Calochortus excavatus + | Inyo County star-tulip + |
| Calochortus greenei + | Greene’s mariposa-lily + |
| Calochortus longebarbatus + | Long-haired star- tulip + |
| Calochortus monanthus + | Single-flowered mariposa-lily + |
| Calochortus monophyllus + | Yellow star- tulip + |
| Calochortus nudus + | Shasta star-tulip + |
| Calochortus nuttallii + | Sego-lily + |
| Calochortus obispoensis + | San Luis mariposa-lily + |
| Calochortus palmeri var. munzii + | Munz’s mariposa-lily + |
| Calochortus palmeri var. palmeri + | Palmer’s mariposa-lily + |
| Calochortus panamintensis + | Panamint mariposa-lily + |
| Calochortus persistens + | Siskiyou mariposa-lily + |
| Calochortus plummerae + | Plummer’s mariposa-lily + |
| Calochortus pulchellus + | Mount Diablo fairy lantern + |
| Calochortus raichei + | Cedars fairy lantern + |
| Calochortus simulans + | San Luis Obispo mariposa-lily + |
| Calochortus striatus + | Alkali mariposa-lily + |
| Calochortus tiburonensis + | Tiburon mariposa-lily + |
| Calochortus tolmiei + | Pussy ears + |
| Calochortus umbellatus + | Oakland star-tulip + |
| Calochortus umpquaensis + | Umpqua mariposa-lily + |
| Calochortus uniflorus + | Large-flowered star-tulip + |
| Calochortus westonii + | Shirley Meadows star-tulip +, mariposa-lily + |
| Calophyllum + | Alexandrian laurel + |
| Calophyllum inophyllum + | Mastwood + |
| Calopogon + | Grass pink +, calopogon + |
| Calopogon barbatus + | Bearded grass-pink + |
| Calopogon multiflorus + | Many-flowered grass-pink + |
| Calopogon pallidus + | Pale grass-pink + |
| Calopogon tuberosus var. tuberosus + | Calopogon tubéreux + |
| Caltha + | Marsh-marigold +, populage + |
| Caltha palustris + | Cowslip +, cowflock +, kingcup +, … |
| Calycanthaceae + | Strawberry Shrub Family + |
| Calycanthus + | Strawberry-shrub +, sweetshrub +, spicebush + |
| Calycanthus floridus + | Carolina-allspice +, sweetshrub + |
| Calycanthus occidentalis + | California spicebush +, sweetshrub + |
| Calycocarpum + | Cupseed + |
| Calycocarpum lyonii + | Cupseed + |
| Calycoseris + | Tack-stem + |
| Calycoseris parryi + | Yellow tack-stem + |
| Calycoseris wrightii + | White tack-stem + |
| Calydorea coelestina + | Celestial-lily +, Bartram’s ixia + |
| Calypso + | Calypso +, fairy-slipper + |
| Camassia + | Camas +, quamash + |
| Camassia angusta + | Prairie camas + |
| Camassia cusickii + | Cusick camas + |
| Camassia howellii + | Howell camas + |
| Camassia scilloides + | Eastern camas +, wild hyacinth + |
| Camelina + | Flaxweed +, false-flax +, gold-of-pleasure + |
| Campylocentrum pachyrrhizum + | Leafless bentspur orchid + |
| Campyloneurum + | Strap ferns + |
| Campyloneurum angustifolium + | Narrow strap fern + |
| Campyloneurum costatum + | Tailed strap fern + |
| Campyloneurum latum + | Wide strap fern + |
| Campyloneurum phyllitidis + | Long strap fern + |
| Canadanthus + | Aster + |
| Canadanthus modestus + | Great northern or western bog aster +, aster modeste + |
| Canbya + | Pygmy-poppy + |
| Canbya aurea + | Yellow pygmy-poppy + |
| Canbya candida + | White pygmy-poppy + |
| Canella + | Canella or wild-cinnamon +, Latin canella +, cinnamon +, … |
| Canella winterana + | Canella +, wild-cinnamon +, cinnamon-bark + |
| Canellaceae + | Canella or Wild-Cinnamon Family + |
| Canna flaccida + | Golden canna +, bandana-of-the-everglades + |
| Canna glauca + | Louisiana canna + |
| Canna indica + | Indian-shot +, platanillo + |
| Cannabaceae + | Hemp Family + |
| Cannabis + | Hemp +, Indian hemp +, marijuana +, … |
| Cannabis sativa + | Hemp +, marihuana (marijuana) +, pot +, … |
| Cannaceae + | Canna Family + |
| Canotia holacantha + | Crucifixion thorn + |
| Caperonia + | False croton + |
| Caperonia castaneifolia + | Chestnutleaf false croton + |
| Caperonia palustris + | Sacatrapo +, Texasweed + |
| Capparaceae + | Caper Family + |
| Capraria + | Goat’s head + |
| Capsella + | Shepherd’s-purse + |
| Cardamine + | Bittercress + |
| Cardionema + | Sandcarpet + |
| Carduus + | Plumeless thistle +, chardon + |
| Carduus acanthoides + | Plumeless or welted thistle +, chardon épineux + |
| Carduus crispus + | Welted or curled thistle +, chardon crépu + |
| Carduus nutans + | Musk or nodding thistle +, chardon penché + |
| Carduus pycnocephalus + | Italian thistle + |
| Carduus tenuiflorus + | Slender-flowered thistle + |
| Carex + | Carex +, laîche + |
| Carex adelostoma + | Carex à bec obscur + |
| Carex adusta + | Carex brûlé + |
| Carex aestivalis + | Summer sedge + |
| Carex albida + | White sedge + |
| Carex albursina + | Carex du lac à l’Ours-Blanc + |
| Carex alopecoidea + | Carex alopécoïde + |
| Carex annectens + | Carex à gaine tronguée + |
| Carex appalachica + | Carex des Appalaches + |
| Carex aquatilis var. aquatilis + | Carex aquatique + |
| Carex aquatilis var. substricta + | Carex subétroit + |
| Carex arcta + | Carex dru + |
| Carex arctata + | Drooping woodland sedge +, carex comprimé + |
| Carex argyrantha + | Silvery-flowered sedge +, carex argenté + |
| Carex assiniboinensis + | Assiniboia sedge + |
| Carex atherodes + | Carex épi-de-blé + |
| Carex atlantica subsp. capillacea + | Carex atlantique + |
| Carex atratiformis + | Carex atratiforme + |
| Carex atrofusca + | Carex brun foncé + |
| Carex aurea + | Carex doré + |
| Carex backii + | Back’s sedge +, carex de Back + |
| Carex baileyi + | Carex de Bailey + |
| Carex bebbii + | Carex de Bebb + |
| Carex bicolor + | Carex bicolore + |
| Carex bigelowii subsp. bigelowii + | Carex de Bigelow + |
| Carex blanda + | Carex lisse + |
| Carex brevior + | Carex à têtes + |
| Carex brunnescens + | Carex brunâtre + |
| Carex brunnescens subsp. sphaerostachya + | Carex à épis globulaires + |
| Carex buxbaumii + | Carex de Buxbaum + |
| Carex canescens subsp. canescens + | Carex blanchâtre + |
| Carex canescens subsp. disjuncta + | Carex disjoint + |
| Carex capillaris + | Carex capillaire + |
| Carex capitata + | Carex capité + |
| Carex castanea + | Chestnut sedge +, carex châtain + |
| Carex cephaloidea + | Carex céphaloïde |