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Pinaceae Malvaceae Aceraceae Asteraceae Poaceae Acoraceae Ranunculaceae Adoxaceae Apiaceae Lamiaceae Rosaceae Caryophyllaceae Alismataceae Liliaceae Betulaceae Brassicaceae Amaranthaceae Orchidaceae Boraginaceae Primulaceae Ericaceae Apocynaceae Araliaceae Viscaceae Plumbaginaceae Asclepiadaceae Fabaceae Dryopteridaceae Chenopodiaceae Berberidaceae Scrophulariaceae Cyperaceae Ophioglossaceae Araceae Callitrichaceae Onagraceae Convolvulaceae Campanulaceae Cannabaceae Celastraceae Ceratophyllaceae Euphorbiaceae Pyrolaceae Saxifragaceae Portulacaceae Capparaceae Polemoniaceae Santalaceae Cornaceae Fumariaceae Crassulaceae Pteridaceae Cuscutaceae Solanaceae Caprifoliaceae Droseraceae Cucurbitaceae Elaeagnaceae Elatinaceae Hydrophyllaceae Hydrocharitaceae Empetraceae Equisetaceae Polygonaceae Geraniaceae Cactaceae Rhamnaceae Oleaceae Rubiaceae Gentianaceae Hippuridaceae Cistaceae Lycopodiaceae Clusiaceae Balsaminaceae Isoetaceae Juncaceae Cupressaceae Dipsacaceae Urticaceae Lemnaceae Juncaginaceae Linaceae Lythraceae Marsileaceae Loasaceae Menyanthaceae Nyctaginaceae Monotropaceae Myricaceae Haloragaceae Najadaceae Nymphaeaceae Orobanchaceae Oxalidaceae Papaveraceae Vitaceae Thelypteridaceae Lentibulariaceae Plantaginaceae Polygalaceae Polypodiaceae Salicaceae Potamogetonaceae Pedaliaceae Fagaceae Resedaceae Anacardiaceae Grossulariaceae Ruppiaceae Sarraceniaceae Scheuchzeriaceae Selaginellaceae Iridaceae Smilacaceae Sparganiaceae Tiliaceae Commelinaceae Typhaceae Ulmaceae Valerianaceae Verbenaceae Violaceae Zannichelliaceae
Abies Abutilon Acer Achillea Achnatherum Achnella Acorus Acroptilon Actaea Adoxa Aegopodium Agastache Agoseris Agrimonia Agropyron Agrostemma Agrostis Alisma Allium Almutaster Alnus Alopecurus Alyssum Amaranthus Ambrosia Amelanchier Amerorchis Amsinckia Anagallis Anaphalis Anchusa Andromeda Andropogon Androsace Anemone Anethum Antennaria Anthemis Apocynum Aquilegia Arabidopsis Arabis Aralia Arceuthobium Arctium Arctostaphylos Arenaria Arethusa Argentina Aristida Armeria Armoracia Arnica Artemisia Asclepias Asparagus Astragalus Athyrium Atriplex Avena Avenula Axyris Barbarea Bassia Beckmannia Berberis Berteroa Besseya Betula Bidens Blysmus Boltonia Borago Botrychium Bouteloua Brassica Bromus Calamagrostis Calamovilfa Calla Callitriche Caltha Calylophus Calypso Calystegia Camelina Camissonia Campanula Canadanthus Cannabis Capsella Caragana Cardamine Cardaria Carduus Carex Carum Castilleja Catabrosa Celastrus Centaurea Cerastium Ceratocephala Ceratophyllum Chaenactis Chaenorhinum Chamaedaphne Chamaerhodos Chamaesyce Chamerion Chenopodium Chimaphila Chorispora Chrysosplenium Cicer Cichorium Cicuta Cinna Circaea Cirsium Cladium Claytonia Clematis Cleome Collinsia Collomia Comandra Comarum Conium Conringia Convallaria Convolvulus Conyza Coptis Corallorhiza Coreopsis Corispermum Cornus Corydalis Corylus Cotoneaster Crassula Crataegus Crepis Cryptantha Cryptogramma Cuscuta Cyclachaena Cycloloma Cymopterus Cynoglossum Cyperus Cypripedium Cystopteris Dactylorhiza Dalea Danthonia Dasiphora Datura Daucus Delphinium Deschampsia Descurainia Dianthus Dichanthelium Diervilla Digitaria Diplotaxis Distichlis Dodecatheon Doellingeria Downingia Draba Dracocephalum Drosera Dryas Dryopteris Dyssodia Echinacea Echinochloa Echinocystis Echinops Echium Elaeagnus Elatine Eleocharis Ellisia Elodea Elyhordeum Elyleymus Elymus Empetrum Endolepis Epilobium Equisetum Eragrostis Eremopyrum Ericameria Erigeron Eriogonum Eriophorum Erodium Eruca Erucastrum Eryngium Erysimum Escobaria Eupatoriadelphus Euphorbia Euphrasia Eurybia Euthamia Fagopyrum Festuca Fragaria Frangula Fraxinus Fumaria Gaillardia Galeopsis Galinsoga Galium Gaultheria Gaura Gentiana Gentianella Gentianopsis Geocaulon Geranium Geum Glaux Glechoma Glyceria Glycyrrhiza Gnaphalium Goodyera Gratiola Grindelia Gutierrezia Gymnocarpium Gypsophila Hackelia Halenia Halimodendron Halimolobos Hedeoma Hedysarum Helenium Helianthus Heliopsis Heliotropium Heracleum Hesperis Hesperostipa Heterotheca Heuchera Hibiscus Hieracium Hierochloe Hippophae Hippuris Holcus Hordeum Hornungia Houstonia Hudsonia Humulus Huperzia Hylotelephium Hymenopappus Hymenoxys Hyoscyamus Hypericum Hypochaeris Hypoxis Hyssopus Impatiens Isoetes Iva Juncus Juniperus Kalmia Knautia Koeleria Krascheninnikovia Lactuca Lamium Laportea Lappula Lapsana Larix Lathyrus Lavatera Lechea Ledum Leersia Lemna Leonurus Lepidium Leptosiphon Lesquerella Leucanthemum Leucophysalis Levisticum Leymus Liatris Lilaea Lilium Limonium Limosella Linaria Linnaea Linum Liparis Listera Lithophragma Lithospermum Lobelia Logfia Loiseleuria Lolium Lomatium Lomatogonium Lonicera Lotus Lupinus Luzula Lychnis Lycium Lycopodiella Lycopodium Lycopus Lygodesmia Lysimachia Lythrum Machaeranthera Madia Maianthemum Malaxis Malcolmia Malva Marrubium Marsilea Matricaria Matteuccia Matthiola Medicago Melampyrum Melica Melilotus Mentha Mentzelia Menyanthes Mertensia Milium Mimulus Minuartia Mirabilis Mitella Moehringia Monarda Moneses Monolepis Monotropa Monroa Montia Muhlenbergia Musineon Myosotis Myosurus Myrica Myriophyllum Najas Nassella Nasturtium Navarretia Nepeta Neslia Nothocalais Nuphar Nuttallanthus Nymphaea Odontites Oenothera Oligoneuron Onobrychis Onosmodium Opuntia Orobanche Orthilia Orthocarpus Oryzopsis Osmorhiza Oxalis Oxytropis Packera Panicum Papaver Parietaria Parnassia Paronychia Parthenocissus Pascopyrum Pastinaca Pedicularis Pediomelum Pellaea Penstemon Perideridia Petasites Phacelia Phalaris Phegopteris Phleum Phlox Phragmites Physaria Physostegia Picea Picradeniopsis Picris Pinguicula Pinus Piptatherum Plagiobothrys Plantago Platanthera Poa Polanisia Polygala Polygonatum Polygonum Polypodium Polypogon Populus Portulaca Potamogeton Potentilla Prenanthes Primula Proboscidea Prosartes Prunella Prunus Psathyrostachys Pseudognaphalium Pseudolysimachion Pseudoroegneria Psilocarphus Psoralidium Pterospora Puccinellia Pulsatilla Pyrola Pyrrocoma Quercus Ranunculus Raphanus Rapistrum Ratibida Reseda Rhamnus Rheum Rhinanthus Rhus Rhynchospora Ribes Rorippa Rosa Rubus Rudbeckia Rumex Ruppia Sagina Sagittaria Salicornia Salix Salsola Salvia Sambucus Sanicula Saponaria Sarcobatus Sarracenia Saxifraga Scandix Schedonnardus Schedonorus Scheuchzeria Schizachne Schizachyrium Schoenoplectus Scirpus Scleranthus Scolochloa Scrophularia Scutellaria Secale Securigera Sedum Selaginella Senecio Setaria Shepherdia Shinnersoseris Sibbaldiopsis Silene Silybum Sinapis Sisymbrium Sisyrinchium Sium Smilax Solanum Solidago Sonchus Sorbaria Sorbus Sorghastrum Sparganium Spartina Spergula Spergularia Sphaeralcea Sphaerophysa Sphenopholis Spinacia Spiraea Spiranthes Spirodela Sporobolus Stachys Stellaria Stenotus Stephanomeria Streptopus Stuckenia Suaeda Subularia Suckleya Symphoricarpos Symphyotrichum Symphytum Syringa Tanacetum Taraxacum Tetraneuris Teucrium Thalictrum Thellungiella Thelypteris Thermopsis Thinopyrum Thlaspi Tilia Tofieldia Torreyochloa Townsendia Toxicodendron Tradescantia Tragopogon Triadenum Triantha Trichophorum Trientalis Trifolium Triglochin Trigonella Trillium Tripleurospermum Tripterocalyx Trisetum Triticum Typha Ulmus Urtica Utricularia Vaccaria Vaccinium Valeriana Verbascum Verbena Veronica Viburnum Vicia Viola Vulpia Wolffia Woodsia Xanthium Zannichellia Zigadenus Zizania Zizia