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Pinaceae Malvaceae Euphorbiaceae Aceraceae Asteraceae Ranunculaceae Acoraceae Pteridaceae Fumariaceae Apiaceae Hippocastanaceae Scrophulariaceae Lamiaceae Rosaceae Poaceae Caryophyllaceae Liliaceae Alismataceae Brassicaceae Betulaceae Amaranthaceae Orchidaceae Fabaceae Vitaceae Boraginaceae Primulaceae Ericaceae Apocynaceae Araliaceae Viscaceae Araceae Aristolochiaceae Asclepiadaceae Aspleniaceae Dryopteridaceae Chenopodiaceae Azollaceae Gentianaceae Berberidaceae Urticaceae Ophioglossaceae Cabombaceae Cyperaceae Callitrichaceae Convolvulaceae Campanulaceae Bignoniaceae Cannabaceae Juglandaceae Fagaceae Rhamnaceae Celastraceae Ulmaceae Rubiaceae Ceratophyllaceae Cupressaceae Onagraceae Papaveraceae Pyrolaceae Saxifragaceae Portulacaceae Clethraceae Polemoniaceae Santalaceae Commelinaceae Myricaceae Orobanchaceae Cornaceae Crassulaceae Cucurbitaceae Lythraceae Cuscutaceae Thymelaeaceae Solanaceae Dennstaedtiaceae Diapensiaceae Caprifoliaceae Dipsacaceae Droseraceae Hydrocharitaceae Elaeagnaceae Elatinaceae Empetraceae Equisetaceae Eriocaulaceae Polygonaceae Geraniaceae Oleaceae Hamamelidaceae Cistaceae Pontederiaceae Hippuridaceae Lycopodiaceae Hydrangeaceae Hydrophyllaceae Clusiaceae Aquifoliaceae Balsaminaceae Iridaceae Isoetaceae Juncaceae Lemnaceae Plumbaginaceae Lauraceae Linaceae Lygodiaceae Menispermaceae Menyanthaceae Nyctaginaceae Molluginaceae Monotropaceae Moraceae Haloragaceae Najadaceae Nymphaeaceae Osmundaceae Oxalidaceae Thelypteridaceae Verbenaceae Phytolaccaceae Lentibulariaceae Plantaginaceae Platanaceae Podostemaceae Capparaceae Polygalaceae Polypodiaceae Salicaceae Potamogetonaceae Pedaliaceae Rutaceae Resedaceae Melastomataceae Anacardiaceae Grossulariaceae Ruppiaceae Sarraceniaceae Scheuchzeriaceae Selaginellaceae Smilacaceae Sparganiaceae Staphyleaceae Taxaceae Tiliaceae Hymenophyllaceae Juncaginaceae Tropaeolaceae Typhaceae Valerianaceae Violaceae Blechnaceae Xyridaceae Zannichelliaceae Zosteraceae
Abies Abutilon Acalypha Acer Achillea Aconitum Acorus Actaea Adiantum Adlumia Aegopodium Aesculus Agalinis Agastache Ageratina Agrimonia Agropyron Agrostemma Agrostis Aira Aletris Alisma Alliaria Allium Alnus Alopecurus Amaranthus Ambrosia Amelanchier Amerorchis Ammophila Amorpha Ampelopsis Amphicarpaea Amsinckia Anagallis Anaphalis Anchusa Andromeda Andropogon Anemone Angelica Antennaria Anthemis Anthoxanthum Anthyllis Apios Apocynum Aquilegia Arabidopsis Arabis Aralia Arceuthobium Arctium Arctostaphylos Arenaria Arethusa Argentina Arisaema Aristida Armoracia Arnica Arnoseris Arrhenatherum Artemisia Asarum Asclepias Asparagus Asplenium Astragalus Athyrium Atriplex Aureolaria Aurinia Avena Axyris Azolla Baptisia Barbarea Bartonia Bassia Bellis Berberis Berteroa Beta Betula Bidens Boehmeria Borago Botrychium Brachyelytrum Brasenia Brassica Briza Bromus Buglossoides Bulbostylis Bunias Bupleurum Cabomba Cakile Calamagrostis Calendula Calla Callitriche Calluna Calopogon Caltha Calypso Calystegia Camelina Campanula Campsis Cannabis Capsella Cardamine Carduus Carex Carpinus Carum Carya Castanea Castilleja Catalpa Caulophyllum Ceanothus Celastrus Celtis Cenchrus Centaurea Cephalanthus Cerastium Ceratophyllum Chaenorhinum Chamaecrista Chamaecyparis Chamaedaphne Chamaesyce Chamerion Chelidonium Chelone Chenopodium Chimaphila Chrysosplenium Cicer Cichorium Cicuta Cinna Circaea Cirsium Cladium Claytonia Clematis Clethra Clinopodium Clintonia Colchicum Collinsonia Collomia Comandra Comarum Commelina Comptonia Conioselinum Conium Conopholis Conringia Consolida Convallaria Convolvulus Conyza Coptis Corallorhiza Coreopsis Cornus Coronopus Corydalis Corylus Corynephorus Cosmos Crassula Crataegus Crepis Crotalaria Cryptogramma Cryptotaenia Cucumis Cucurbita Cuphea Cuscuta Cyclachaena Cynanchum Cynodon Cynoglossum Cynosurus Cyperus Cypripedium Cystopteris Cytisus Dactylis Dactylorhiza Dalea Dalibarda Danthonia Daphne Dasiphora Datura Daucus Decodon Dennstaedtia Deparia Deschampsia Descurainia Desmodium Dianthus Diapensia Dicentra Dichanthelium Diervilla Digitalis Digitaria Diplazium Dipsacus Dirca Distichlis Doellingeria Draba Dracocephalum Drosera Dryas Dryopteris Dulichium Echinochloa Echinocystis Echinops Echium Egeria Elaeagnus Elatine Eleocharis Eleusine Elodea Elymus Empetrum Epifagus Epigaea Epilobium Epipactis Equisetum Eragrostis Erechtites Erica Erigeron Eriocaulon Eriogonum Eriophorum Erodium Erucastrum Erysimum Erythronium Eschscholzia Euonymus Eupatoriadelphus Eupatorium Euphorbia Euphrasia Eurybia Euthamia Fagopyrum Fagus Festuca Filipendula Fimbristylis Forsythia Fragaria Frangula Fraxinus Froelichia Fumaria Gadellia Gaillardia Galearis Galeopsis Galinsoga Galium Gaultheria Gaylussacia Gentiana Gentianella Gentianopsis Geocaulon Geranium Geum Glaux Glechoma Gleditsia Glyceria Gnaphalium Goodyera Gratiola Grindelia Gymnocarpium Gypsophila Hackelia Halenia Hamamelis Harrimanella Hedeoma Hedysarum Helenium Helianthemum Helianthus Heliopsis Hemerocallis Hepatica Heracleum Hesperis Heteranthera Hibiscus Hieracium Hierochloe Hippuris Holcus Honckenya Hordeum Hottonia Houstonia Hudsonia Humulus Huperzia Hydrangea Hydrocotyle Hydrophyllum Hylotelephium Hyoscyamus Hypericum Hypochaeris Hypoxis Iberis Ilex Impatiens Inula Ionactis Ipomoea Iris Isoetes Isotria Iva Juglans Juncus Juniperus Kalmia Kerria Knautia Krigia Lactuca Lamium Laportea Lappula Larix Lathyrus Lechea Ledum Leersia Lemna Leontodon Leonurus Lepidium Leptochloa Lespedeza Leucanthemum Leymus Liatris Ligusticum Ligustrum Lilaeopsis Lilium Limonium Limosella Linaria Lindera Lindernia Linnaea Linum Liparis Lipocarpha Listera Lithospermum Lobelia Loiseleuria Lolium Lonicera Lotus Ludwigia Lupinus Luzula Lychnis Lycium Lycopodiella Lycopodium Lycopus Lygodium Lyonia Lysimachia Lythrum Macleaya Maianthemum Malaxis Malcolmia Malus Malva Matricaria Matteuccia Medeola Medicago Melampyrum Melilotus Menispermum Mentha Menyanthes Mertensia Mikania Milium Mimulus Minuartia Mirabilis Mitchella Mitella Moehringia Mollugo Monarda Moneses Monotropa Morella Morus Muhlenbergia Muscari Mycelis Myosotis Myosoton Myrica Myriophyllum Najas Narcissus Nardus Nasturtium Nepeta Neslia Nicandra Nicotiana Nuphar Nuttallanthus Nymphaea Nymphoides Nyssa Oclemena Oenothera Oligoneuron Omalotheca Onoclea Onosmodium Ophioglossum Ornithogalum Orobanche Orthilia Oryzopsis Osmorhiza Osmunda Ostrya Oxalis Oxyria Packera Panax Panicum Papaver Parietaria Parnassia Paronychia Parthenocissus Pascopyrum Paspalum Pastinaca Pedicularis Peltandra Pennisetum Penstemon Penthorum Petasites Petrorhagia Petunia Phalaris Phaseolus Phegopteris Philadelphus Phleum Phlox Photinia Phragmites Phryma Phyllodoce Physalis Physocarpus Physostegia Phytolacca Picea Pilea Pinguicula Pinus Piptatherum Pisum Plantago Platanthera Platanus Pluchea Poa Podophyllum Podostemum Pogonia Polanisia Polemonium Polycnemum Polygala Polygonatum Polygonella Polygonum Polypodium Polypogon Polystichum Pontederia Populus Portulaca Potamogeton Potentilla Prenanthes Proboscidea Proserpinaca Prunella Prunus Pseudognaphalium Pseudolysimachion Ptelea Pteridium Pterospora Puccinellia Pycnanthemum Pyrola Pyrus Quercus Ranunculus Raphanus Reseda Rhamnus Rheum Rhexia Rhinanthus Rhododendron Rhodotypos Rhus Rhynchospora Ribes Ricinus Robinia Rorippa Rosa Rotala Rubus Rudbeckia Rumex Ruppia Sagina Sagittaria Salicornia Salix Salsola Sambucus Samolus Sanguinaria Sanguisorba Sanicula Saponaria Sarcocornia Sarracenia Sassafras Saxifraga Schedonorus Scheuchzeria Schizachne Schizachyrium Schoenoplectus Scilla Scirpus Scleranthus Scleria Sclerolepis Scrophularia Scutellaria Secale Securigera Sedum Selaginella Senecio Senna Sericocarpus Setaria Sibbaldia Sibbaldiopsis Sicyos Silene Silybum Sinapis Sisymbrium Sisyrinchium Sium Smilax Solanum Solidago Sonchus Sorbaria Sorbus Sorghastrum Sorghum Sparganium Spartina Spergula Spergularia Sphenopholis Spinacia Spiraea Spiranthes Spirodela Sporobolus Stachys Staphylea Stellaria Stenaria Streptopus Stuckenia Suaeda Subularia Symphoricarpos Symphyotrichum Symphytum Symplocarpus Syringa Tanacetum Taraxacum Taxus Tephrosia Teucrium Thalictrum Thelypteris Thermopsis Thinopyrum Thladiantha Thlaspi Thuja Thymus Tiarella Tilia Torreyochloa Toxicodendron Tradescantia Tragopogon Triadenum Triantha Trichomanes Trichophorum Trichostema Tridens Trientalis Trifolium Triglochin Trillium Triodanis Triosteum Triphora Triplasis Tripleurospermum Trisetum Triticum Tropaeolum Tsuga Tussilago Typha Ulmus Urtica Utricularia Uvularia Vaccaria Vaccinium Vahlodea Valeriana Vallisneria Veratrum Verbascum Verbena Vernonia Veronica Viburnum Vicia Vinca Viola Vitis Vulpia Waldsteinia Wisteria Wolffia Woodsia Woodwardia Xanthium Xyris Zannichellia Zanthoxylum Zea Zizania Zizia Zostera