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Malvaceae Pinaceae Euphorbiaceae Aceraceae Asteraceae Lamiaceae Ranunculaceae Acoraceae Pteridaceae Fumariaceae Poaceae Apiaceae Hippocastanaceae Scrophulariaceae Rosaceae Caryophyllaceae Simaroubaceae Lardizabalaceae Liliaceae Alismataceae Brassicaceae Betulaceae Amaranthaceae Orchidaceae Lythraceae Fabaceae Vitaceae Primulaceae Boraginaceae Ericaceae Apocynaceae Araliaceae Viscaceae Papaveraceae Araceae Aristolochiaceae Asclepiadaceae Annonaceae Aspleniaceae Dryopteridaceae Chenopodiaceae Solanaceae Azollaceae Gentianaceae Iridaceae Berberidaceae Urticaceae Ophioglossaceae Cabombaceae Buddlejaceae Cyperaceae Butomaceae Callitrichaceae Onagraceae Convolvulaceae Campanulaceae Bignoniaceae Cannabaceae Sapindaceae Juglandaceae Fagaceae Rhamnaceae Celastraceae Ulmaceae Rubiaceae Ceratophyllaceae Pyrolaceae Saxifragaceae Cucurbitaceae Portulacaceae Capparaceae Polemoniaceae Santalaceae Commelinaceae Myricaceae Orobanchaceae Cornaceae Cuscutaceae Dennstaedtiaceae Rutaceae Caprifoliaceae Dioscoreaceae Dipsacaceae Thymelaeaceae Droseraceae Elaeagnaceae Elatinaceae Hydrophyllaceae Hydrocharitaceae Empetraceae Equisetaceae Eriocaulaceae Polygonaceae Geraniaceae Moraceae Limnanthaceae Oleaceae Verbenaceae Styracaceae Hamamelidaceae Cistaceae Pontederiaceae Hippuridaceae Lycopodiaceae Violaceae Crassulaceae Clusiaceae Aquifoliaceae Balsaminaceae Isoetaceae Juncaceae Cupressaceae Acanthaceae Lemnaceae Lauraceae Linaceae Magnoliaceae Plantaginaceae Lygodiaceae Marsileaceae Menispermaceae Menyanthaceae Nyctaginaceae Molluginaceae Monotropaceae Haloragaceae Najadaceae Nelumbonaceae Nymphaeaceae Cactaceae Osmundaceae Oxalidaceae Thelypteridaceae Phytolaccaceae Lentibulariaceae Platanaceae Podostemaceae Polygalaceae Polypodiaceae Salicaceae Potamogetonaceae Pedaliaceae Resedaceae Melastomataceae Anacardiaceae Grossulariaceae Ruppiaceae Sarraceniaceae Saururaceae Scheuchzeriaceae Selaginellaceae Smilacaceae Sparganiaceae Staphyleaceae Tamaricaceae Taxaceae Tiliaceae Zygophyllaceae Juncaginaceae Typhaceae Valerianaceae Blechnaceae Xyridaceae Agavaceae Zannichelliaceae
Abelmoschus Abies Abutilon Acalypha Acer Achillea Acinos Aconitum Acorus Acroptilon Actaea Adenocaulon Adiantum Adlumia Aegilops Aegopodium Aesculus Aethusa Agalinis Agastache Ageratina Agoseris Agrimonia Agropyron Agrostemma Agrostis Ailanthus Ajuga Akebia Alcea Aletris Alisma Alliaria Allium Alnus Alopecurus Althaea Alyssum Amaranthus Ambrosia Amelanchier Amerorchis Ammannia Ammophila Amorpha Ampelopsis Amphicarpaea Anagallis Anaphalis Anchusa Andromeda Andropogon Androsace Anemone Anethum Angelica Antennaria Anthemis Anthoxanthum Anthriscus Anthyllis Antirrhinum Apera Apios Aplectrum Apocynum Aquilegia Arabidopsis Arabis Aralia Arceuthobium Arctium Arctostaphylos Arenaria Arethusa Argemone Argentina Arisaema Aristida Aristolochia Armoracia Arnica Arnoglossum Arnoseris Arrhenatherum Artemisia Aruncus Asarum Asclepias Asimina Asparagus Asplenium Aster Astragalus Athyrium Atriplex Atropa Aureolaria Aurinia Avena Azolla Baptisia Barbarea Bartonia Bassia Beckmannia Belamcanda Bellis Berberis Berteroa Berula Besseya Beta Betula Bidens Blephilia Boehmeria Boltonia Borago Botrychium Bouteloua Brachyelytrum Brasenia Brassica Brickellia Briza Bromus Buchnera Buddleja Buglossoides Bulbostylis Bunias Bupleurum Butomus Cabomba Cakile Calamagrostis Calammophila Calamovilfa Calendula Calla Callirhoe Callistephus Callitriche Calluna Calopogon Caltha Calylophus Calypso Calystegia Camassia Camelina Campanula Campanulastrum Campsis Canadanthus Cannabis Capsella Caragana Cardamine Cardaria Cardiospermum Carduus Carex Carpinus Carum Carya Castanea Castilleja Catalpa Caulophyllum Ceanothus Celastrus Celtis Cenchrus Centaurea Centaurium Cephalanthus Cerastium Ceratophyllum Cercis Chaenorhinum Chaerophyllum Chaiturus Chamaecrista Chamaedaphne Chamaelirium Chamaemelum Chamaerhodos Chamaesyce Chamerion Chasmanthium Chelidonium Chelone Chenopodium Chimaphila Chionodoxa Chloris Chondrilla Chorispora Chrysosplenium Cichorium Cicuta Cinna Circaea Cirsium Citrullus Cladium Claytonia Clematis Cleome Clinopodium Clintonia Coincya Collinsia Collinsonia Collomia Colutea Comandra Comarum Commelina Comptonia Conioselinum Conium Conoclinium Conopholis Conringia Consolida Convallaria Convolvulus Conyza Coptis Corallorhiza Coreopsis Coriandrum Corispermum Cornus Corydalis Corylus Corynephorus Cosmos Crataegus Crepis Crotalaria Croton Crypsis Cryptogramma Cryptotaenia Cucumis Cucurbita Cuscuta Cyclachaena Cycloloma Cymbalaria Cynanchum Cynodon Cynoglossum Cynosurus Cyperus Cypripedium Cystopteris Cytisus Dactylis Dactylorhiza Dalea Dalibarda Danthonia Dasiphora Dasistoma Datura Daucus Decodon Delphinium Dennstaedtia Deparia Deschampsia Descurainia Desmodium Dianthus Diarrhena Dicentra Dichanthelium Dictamnus Diervilla Digitalis Digitaria Diodia Dioscorea Diplazium Diplotaxis Dipsacus Dirca Dodecatheon Doellingeria Draba Dracocephalum Drosera Dryopteris Duchesnea Dulichium Dyssodia Echinacea Echinochloa Echinocystis Echinodorus Echinops Echium Eclipta Elaeagnus Elatine Eleocharis Eleusine Ellisia Elodea Elymus Empetrum Enemion Epifagus Epigaea Epilobium Epipactis Equisetum Eragrostis Erechtites Erigenia Erigeron Eriocaulon Eriodictyon Eriogonum Eriophorum Erodium Eruca Erucastrum Eryngium Erysimum Erythronium Eschscholzia Euonymus Eupatoriadelphus Eupatorium Euphorbia Euphrasia Eurybia Euthamia Fagopyrum Fagus Festuca Ficus Filipendula Fimbristylis Floerkea Foeniculum Fragaria Frangula Frasera Fraxinus Froelichia Fuirena Fumaria Gaillardia Galearis Galeopsis Galinsoga Galium Gamochaeta Gaultheria Gaura Gaylussacia Genista Gentiana Gentianella Gentianopsis Geocaulon Geranium Geum Gillenia Glandularia Glaucium Glechoma Gleditsia Glyceria Glycine Gnaphalium Goodyera Gratiola Grindelia Guizotia Gymnocarpium Gymnocladus Gypsophila Hackelia Halenia Halesia Hamamelis Hedeoma Hedera Hedysarum Helenium Helianthemum Helianthus Heliopsis Helleborus Hemerocallis Hepatica Heracleum Herniaria Hesperis Hesperostipa Heteranthera Heterotheca Heuchera Hibiscus Hieracium Hierochloe Hippuris Holcus Holosteum Hordeum Hosta Houstonia Hudsonia Humulus Huperzia Hybanthus Hydrastis Hydrocotyle Hydrophyllum Hylotelephium Hyoscyamus Hypericum Hypochaeris Hypoxis Hyssopus Iberis Ilex Impatiens Inula Ipomoea Ipomopsis Iris Isoetes Isotria Iva Jeffersonia Juglans Juncus Juniperus Justicia Kalmia Kickxia Knautia Koeleria Kolkwitzia Krigia Kummerowia Lactuca Lamium Laportea Lappula Lapsana Larix Lathyrus Lechea Ledum Leersia Lemna Leontodon Leonurus Lepidium Leptochloa Lespedeza Leucanthemella Leucanthemum Leucophysalis Leucospora Levisticum Leymus Liatris Ligustrum Lilium Linaria Lindera Lindernia Linnaea Linum Liparis Lipocarpha Liriodendron Listera Lithospermum Littorella Lobelia Lobularia Logfia Lolium Lonicera Lotus Ludwigia Lunaria Lupinus Luzula Lychnis Lycium Lycopodiella Lycopodium Lycopus Lygodium Lysimachia Lythrum Macleaya Maclura Madia Mahonia Maianthemum Malaxis Malus Malva Marrubium Marsilea Matricaria Matteuccia Matthiola Mazus Medeola Medicago Melampyrum Melica Melilotus Melissa Menispermum Mentha Menyanthes Mertensia Mikania Milium Mimosa Mimulus Minuartia Mirabilis Miscanthus Misopates Mitchella Mitella Moehringia Mollugo Monarda Moneses Monotropa Morus Muhlenbergia Muscari Mycelis Myosotis Myosoton Myrica Myriophyllum Myrrhis Najas Narcissus Nardus Nasturtium Nelumbo Neobeckia Neotorularia Nepeta Neslia Nicandra Nicotiana Nigella Nuphar Nuttallanthus Nymphaea Nyssa Oclemena Odontites Oenothera Oligoneuron Omalotheca Onoclea Onopordum Onosmodium Ophioglossum Oplopanax Opuntia Orbexilum Origanum Ornithogalum Orobanche Orthilia Oryzopsis Osmorhiza Osmunda Ostrya Oxalis Oxypolis Packera Panax Panicum Papaver Parapholis Parietaria Parnassia Paronychia Parthenium Parthenocissus Pascopyrum Paspalum Pastinaca Pedicularis Pellaea Peltandra Pennisetum Penstemon Penthorum Perideridia Perilla Petasites Petrorhagia Petroselinum Petunia Peucedanum Phacelia Phalaris Phaseolus Phegopteris Phleum Phlox Photinia Phragmites Phryma Phyla Physalis Physocarpus Physostegia Phytolacca Picea Picris Pilea Pimpinella Pinguicula Pinus Piperia Piptatherum Piptochaetium Pisum Plagiobothrys Plantago Platanthera Platanus Pluchea Poa Podophyllum Podostemum Pogonia Polanisia Polemonium Polygala Polygonatum Polygonella Polygonum Polymnia Polypodium Polypogon Polystichum Polytaenia Pontederia Populus Portulaca Potamogeton Potentilla Prenanthes Primula Proboscidea Prosartes Proserpinaca Prunella Prunus Pseudognaphalium Pseudolysimachion Pseudoroegneria Ptelea Pteridium Pterospora Puccinellia Pulsatilla Pycnanthemum Pyrola Pyrus Quercus Ranunculus Raphanus Ratibida Reseda Rhamnus Rheum Rhexia Rhus Rhynchospora Ribes Ricinus Robinia Rorippa Rosa Rotala Rubus Rudbeckia Ruellia Rumex Ruppia Sabatia Saccharum Sagina Sagittaria Salicornia Salix Salsola Salvia Sambucus Samolus Sanguinaria Sanguisorba Sanicula Saponaria Sarracenia Sassafras Satureja Saururus Saxifraga Scandix Schedonorus Scheuchzeria Schizachne Schizachyrium Schoenoplectus Scilla Scirpus Scleranthus Scleria Sclerochloa Scrophularia Scutellaria Secale Securigera Sedum Selaginella Senecio Senna Sericocarpus Setaria Shepherdia Sherardia Sibbaldiopsis Sicyos Sida Silene Silphium Silybum Sinapis Sisymbrium Sisyrinchium Sium Smallanthus Smilax Solanum Solidago Sonchus Sorbaria Sorbus Sorghastrum Sorghum Sparganium Spartina Spergula Spergularia Sphenopholis Spiraea Spiranthes Spirodela Sporobolus Stachys Staphylea Stellaria Stenanthium Stenaria Streptopus Strophostyles Stuckenia Stylophorum Suaeda Subularia Succisella Symphoricarpos Symphyotrichum Symphytum Symplocarpus Syringa Taenidia Tamarix Tanacetum Taraxacum Taxus Teesdalia Tephrosia Tetraneuris Teucrium Thalictrum Thaspium Thelesperma Thelypteris Thlaspi Thuja Thymus Tiarella Tilia Tipularia Tofieldia Torilis Torreyochloa Toxicodendron Trachyspermum Tradescantia Tragopogon Triadenum Triantha Tribulus Trichophorum Trichostema Tridens Trientalis Trifolium Triglochin Trillium Triodanis Triosteum Triphora Triplasis Tripleurospermum Tripsacum Trisetum Triticum Tsuga Tulipa Tussilago Typha Ulmus Urtica Utricularia Uvularia Vaccaria Vaccinium Valeriana Valerianella Vallisneria Verbascum Verbena Verbesina Vernonia Veronica Veronicastrum Viburnum Vicia Vigna Vinca Viola Vitis Vulpia Waldsteinia Wisteria Wolffia Woodsia Woodwardia Xanthium Xyris Yucca Zannichellia Zanthoxylum Zea Zigadenus Zizania Zizia