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Pinaceae Malvaceae Euphorbiaceae Aceraceae Asteraceae Ranunculaceae Acoraceae Pteridaceae Fumariaceae Apiaceae Hippocastanaceae Scrophulariaceae Lamiaceae Rosaceae Caryophyllaceae Poaceae Alismataceae Brassicaceae Liliaceae Betulaceae Amaranthaceae Orchidaceae Fabaceae Primulaceae Boraginaceae Ericaceae Apocynaceae Araliaceae Viscaceae Araceae Aristolochiaceae Asclepiadaceae Aspleniaceae Dryopteridaceae Chenopodiaceae Gentianaceae Berberidaceae Cyperaceae Urticaceae Ophioglossaceae Cabombaceae Butomaceae Callitrichaceae Convolvulaceae Campanulaceae Cannabaceae Celastraceae Rubiaceae Ceratophyllaceae Onagraceae Papaveraceae Pyrolaceae Saxifragaceae Portulacaceae Polemoniaceae Santalaceae Myricaceae Empetraceae Cornaceae Crassulaceae Cuscutaceae Thymelaeaceae Solanaceae Lythraceae Dennstaedtiaceae Caprifoliaceae Droseraceae Cucurbitaceae Elaeagnaceae Elatinaceae Hydrocharitaceae Orobanchaceae Equisetaceae Eriocaulaceae Geraniaceae Polygonaceae Fagaceae Rhamnaceae Oleaceae Hamamelidaceae Pontederiaceae Hippuridaceae Cistaceae Lycopodiaceae Hydrangeaceae Clusiaceae Aquifoliaceae Balsaminaceae Iridaceae Isoetaceae Juglandaceae Juncaceae Cupressaceae Dipsacaceae Lemnaceae Plumbaginaceae Linaceae Plantaginaceae Menyanthaceae Molluginaceae Monotropaceae Haloragaceae Najadaceae Nymphaeaceae Osmundaceae Oxalidaceae Vitaceae Thelypteridaceae Verbenaceae Phytolaccaceae Lentibulariaceae Podostemaceae Polygalaceae Polypodiaceae Salicaceae Potamogetonaceae Anacardiaceae Grossulariaceae Ruppiaceae Sarraceniaceae Scheuchzeriaceae Schizaeaceae Selaginellaceae Smilacaceae Sparganiaceae Taxaceae Tiliaceae Juncaginaceae Typhaceae Ulmaceae Valerianaceae Violaceae Blechnaceae Xyridaceae Zannichelliaceae Zosteraceae
Abies Abutilon Acalypha Acer Achillea Aconitum Acorus Actaea Adiantum Adlumia Aegopodium Aesculus Aethusa Agalinis Agastache Ageratina Agrimonia Agrostemma Agrostis Alcea Alchemilla Alisma Alliaria Allium Alnus Alopecurus Althaea Amaranthus Ambrosia Amelanchier Amerorchis Ammophila Amorpha Amphicarpaea Anagallis Anaphalis Anchusa Andromeda Anemone Angelica Antennaria Anthemis Anthoxanthum Anthriscus Anthyllis Apios Apocynum Aquilegia Arabis Aralia Arceuthobium Arctium Arctostaphylos Arenaria Arethusa Argentina Arisaema Armoracia Arnica Arnoseris Arrhenatherum Artemisia Asarum Asclepias Asparagus Asplenium Astragalus Athyrium Atriplex Avena Axyris Barbarea Bartonia Bassia Beckmannia Bellis Berberis Berteroa Betula Bidens Blysmus Boehmeria Borago Botrychium Brachyelytrum Brasenia Brassica Bromus Bulbostylis Bunias Bupleurum Butomus Cakile Calamagrostis Calla Callitriche Calluna Calopogon Caltha Calypso Calystegia Camelina Campanula Canadanthus Cannabis Capsella Caragana Cardamine Cardaria Carduus Carex Carum Castilleja Catabrosa Caulophyllum Celastrus Centaurea Centaurium Cephalanthus Cerastium Ceratophyllum Chaenorhinum Chamaedaphne Chamaesyce Chamerion Chelidonium Chelone Chenopodium Chimaphila Chrysosplenium Cichorium Cicuta Cinna Circaea Cirsium Cladium Claytonia Clematis Clinopodium Clintonia Cnicus Collomia Comandra Comarum Comptonia Conioselinum Conium Conringia Convallaria Convolvulus Conyza Coptis Corallorhiza Corema Cornus Coronopus Corydalis Corylus Cotula Crassula Crataegus Crepis Cryptogramma Cryptotaenia Cuscuta Cymbalaria Cynoglossum Cyperus Cypripedium Cystopteris Dactylis Dactylorhiza Dalibarda Danthonia Daphne Dasiphora Datura Daucus Decodon Delphinium Dennstaedtia Deparia Deschampsia Descurainia Desmodium Dianthus Dicentra Dichanthelium Diervilla Digitalis Digitaria Diplotaxis Dirca Distichlis Doellingeria Draba Dracocephalum Drosera Dryas Dryopteris Dulichium Echinochloa Echinocystis Echinops Echium Elaeagnus Elatine Eleocharis Elodea Elsholtzia Elymus Empetrum Endolepis Epifagus Epigaea Epilobium Epipactis Equisetum Eragrostis Erechtites Erigeron Eriocaulon Eriophorum Erodium Erucastrum Erysimum Erythronium Euonymus Eupatoriadelphus Eupatorium Euphorbia Euphrasia Eurybia Euthamia Fagopyrum Fagus Festuca Filipendula Fimbristylis Fragaria Frangula Fraxinus Fumaria Galanthus Galearis Galeopsis Galinsoga Galium Gaultheria Gaylussacia Gentiana Gentianella Geocaulon Geranium Geum Glaux Glebionis Glechoma Glyceria Gnaphalium Goodyera Gratiola Gymnocarpium Gypsophila Hackelia Halenia Hamamelis Hedeoma Hedysarum Helianthus Heliopsis Hemerocallis Hepatica Heracleum Hesperis Heteranthera Hibiscus Hieracium Hierochloe Hippuris Holcus Honckenya Hordeum Houstonia Hudsonia Humulus Huperzia Hydrangea Hydrocotyle Hylotelephium Hyoscyamus Hypericum Hypochaeris Ilex Impatiens Inula Ionactis Iris Isoetes Juglans Juncus Juniperus Kalmia Knautia Lactuca Lamium Laportea Lappula Lapsana Larix Lathyrus Lavatera Lechea Ledum Leersia Lemna Leontodon Leonurus Lepidium Lespedeza Leucanthemella Leucanthemum Leymus Ligusticum Lilium Limonium Limosella Linaria Lindernia Linnaea Linum Liparis Listera Lithospermum Littorella Lobelia Lolium Lomatogonium Lonicera Lotus Ludwigia Lupinus Luzula Lychnis Lycopodiella Lycopodium Lycopus Lysimachia Lythrum Maianthemum Malaxis Malus Malva Matricaria Matteuccia Medeola Medicago Melampyrum Melilotus Mentha Menyanthes Mercurialis Mertensia Milium Mimulus Mitchella Mitella Moehringia Mollugo Monarda Moneses Monotropa Montia Morella Muhlenbergia Myosotis Myrica Myriophyllum Najas Narcissus Nasturtium Nepeta Neslia Nuphar Nuttallanthus Nymphaea Nymphoides Oclemena Odontites Oenothera Oligoneuron Omalotheca Onoclea Onopordum Ophioglossum Ornithogalum Orobanche Orthilia Oryzopsis Osmorhiza Osmunda Ostrya Oxalis Oxytropis Packera Panax Panicum Papaver Parnassia Parthenocissus Pastinaca Pedicularis Penstemon Penthorum Petasites Phalaris Phegopteris Philadelphus Phleum Phlox Photinia Phragmites Phryma Physalis Physocarpus Physostegia Phytolacca Picea Picris Pilea Pimpinella Pinguicula Pinus Piptatherum Plagiobothrys Plantago Platanthera Poa Podostemum Pogonia Polemonium Polygala Polygonatum Polygonella Polygonum Polypodium Polystichum Pontederia Populus Portulaca Potamogeton Potentilla Prenanthes Primula Proserpinaca Prunella Prunus Pseudognaphalium Pseudolysimachion Pteridium Pterospora Puccinellia Pycnanthemum Pyrola Quercus Radiola Ranunculus Raphanus Rhamnus Rheum Rhinanthus Rhodiola Rhododendron Rhus Rhynchospora Ribes Robinia Rorippa Rosa Rubus Rudbeckia Rumex Ruppia Sagina Sagittaria Salicornia Salix Salsola Sambucus Samolus Sanguinaria Sanguisorba Sanicula Saponaria Sarracenia Satureja Saxifraga Schedonorus Scheuchzeria Schizachne Schizachyrium Schizaea Schoenoplectus Scilla Scirpus Scleranthus Scrophularia Scutellaria Secale Securigera Sedum Selaginella Senecio Setaria Shepherdia Sibbaldiopsis Silene Silybum Sinapis Sisymbrium Sisyrinchium Sium Smilax Solanum Solidago Sonchus Sorbaria Sorbaronia Sorbus Sparganium Spartina Spergula Spergularia Sphenopholis Spiraea Spiranthes Spirodela Sporobolus Stachys Stellaria Streptopus Stuckenia Suaeda Subularia Symphoricarpos Symphyotrichum Symphytum Symplocarpus Syringa Tanacetum Taraxacum Taxus Teucrium Thalictrum Thelypteris Thinopyrum Thlaspi Thuja Thymus Tiarella Tilia Torilis Torreyochloa Toxicodendron Tragopogon Triadenum Triantha Trichophorum Trientalis Trifolium Triglochin Trillium Triodanis Triosteum Tripleurospermum Trisetum Triticum Trollius Tsuga Tussilago Typha Ulmus Urtica Utricularia Uvularia Vaccaria Vaccinium Valeriana Vallisneria Ventenata Veratrum Verbascum Verbena Veronica Viburnum Vicia Vinca Viola Vitis Waldsteinia Wolffia Woodsia Woodwardia Xanthium Xyris Zannichellia Zigadenus Zizania Zizia Zostera