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Pinaceae Malvaceae Euphorbiaceae Aceraceae Asteraceae Ranunculaceae Acoraceae Pteridaceae Fumariaceae Adoxaceae Poaceae Hippocastanaceae Scrophulariaceae Lamiaceae Rosaceae Caryophyllaceae Simaroubaceae Alismataceae Brassicaceae Liliaceae Betulaceae Amaranthaceae Lythraceae Fabaceae Vitaceae Primulaceae Boraginaceae Apiaceae Orchidaceae Apocynaceae Araliaceae Ericaceae Papaveraceae Araceae Aristolochiaceae Asclepiadaceae Annonaceae Aspleniaceae Dryopteridaceae Chenopodiaceae Azollaceae Iridaceae Berberidaceae Urticaceae Ophioglossaceae Cabombaceae Cyperaceae Callitrichaceae Onagraceae Convolvulaceae Campanulaceae Bignoniaceae Cannabaceae Juglandaceae Fagaceae Rhamnaceae Celastraceae Ulmaceae Gentianaceae Rubiaceae Ceratophyllaceae Pyrolaceae Saxifragaceae Portulacaceae Capparaceae Polemoniaceae Santalaceae Commelinaceae Orobanchaceae Cornaceae Cucurbitaceae Cuscutaceae Solanaceae Caprifoliaceae Dioscoreaceae Ebenaceae Dipsacaceae Thymelaeaceae Droseraceae Elaeagnaceae Elatinaceae Hydrophyllaceae Hydrocharitaceae Equisetaceae Polygonaceae Geraniaceae Cactaceae Limnanthaceae Oleaceae Verbenaceae Hamamelidaceae Cistaceae Pontederiaceae Hippuridaceae Lycopodiaceae Violaceae Crassulaceae Clusiaceae Aquifoliaceae Balsaminaceae Isoetaceae Juncaceae Cupressaceae Acanthaceae Lemnaceae Lauraceae Linaceae Magnoliaceae Moraceae Marsileaceae Menispermaceae Loasaceae Menyanthaceae Nyctaginaceae Molluginaceae Monotropaceae Haloragaceae Najadaceae Nelumbonaceae Nymphaeaceae Osmundaceae Oxalidaceae Thelypteridaceae Hydrangeaceae Phytolaccaceae Plantaginaceae Platanaceae Polygalaceae Polypodiaceae Salicaceae Potamogetonaceae Pedaliaceae Rutaceae Dennstaedtiaceae Resedaceae Melastomataceae Anacardiaceae Grossulariaceae Ruppiaceae Scheuchzeriaceae Selaginellaceae Smilacaceae Sparganiaceae Staphyleaceae Taxaceae Tiliaceae Zygophyllaceae Juncaginaceae Typhaceae Lentibulariaceae Valerianaceae Xyridaceae Agavaceae Zannichelliaceae
Abies Abutilon Acalypha Acer Achillea Aconitum Acorus Acroptilon Actaea Adiantum Adlumia Adoxa Aegilops Aesculus Agalinis Agastache Ageratina Agoseris Agrimonia Agropyron Agrostemma Agrostis Ailanthus Ajuga Alcea Alisma Alliaria Allium Alnus Alopecurus Alyssum Amaranthus Amberboa Ambrosia Amelanchier Ammannia Amorpha Ampelopsis Amphiachyris Amphicarpaea Anagallis Anaphalis Anchusa Andropogon Androsace Anemone Anethum Angelica Anoda Antennaria Anthemis Anthoxanthum Anthyllis Antirrhinum Apios Aplectrum Apocynum Aquilegia Arabidopsis Arabis Aralia Arctium Arctostaphylos Arenaria Argemone Argentina Arisaema Aristida Aristolochia Armoracia Arnoglossum Arrhenatherum Artemisia Aruncus Asarum Asclepias Asimina Asparagus Asplenium Aster Astragalus Athyrium Atriplex Aureolaria Avena Axyris Azolla Bacopa Ballota Baptisia Barbarea Bassia Beckmannia Belamcanda Berberis Berteroa Berula Besseya Betula Bidens Blephilia Boehmeria Boltonia Botrychium Bouteloua Brachyelytrum Brasenia Brassica Brickellia Bromus Buglossoides Bulbostylis Calamagrostis Calamovilfa Calla Callirhoe Callitriche Calopogon Caltha Calylophus Calystegia Camassia Camelina Campanula Campanulastrum Campsis Cannabis Capsella Caragana Cardamine Cardaria Carduus Carex Carpinus Carthamus Carum Carya Castanea Castilleja Catabrosa Catalpa Caulophyllum Ceanothus Celastrus Celtis Cenchrus Centaurea Centaurium Cephalanthus Cerastium Ceratocephala Ceratophyllum Cercis Chaenorhinum Chaerophyllum Chaiturus Chamaecrista Chamaedaphne Chamaemelum Chamaesyce Chamerion Chasmanthium Cheilanthes Chelidonium Chelone Chenopodium Chimaphila Chloris Chorispora Chrysosplenium Cichorium Cicuta Cinna Circaea Cirsium Cladrastis Claytonia Clematis Cleome Clinopodium Clitoria Collinsia Collomia Comandra Comarum Commelina Conioselinum Conium Conopholis Conringia Consolida Convallaria Convolvulus Conyza Corallorhiza Coreopsis Corispermum Cornus Corydalis Corylus Cotoneaster Crataegus Crepis Crotalaria Croton Crypsis Cryptogramma Cryptotaenia Cucurbita Cuphea Cuscuta Cyclachaena Cycloloma Cynanchum Cynodon Cynoglossum Cyperus Cypripedium Cystopteris Dactylis Dactylorhiza Dalea Danthonia Dasiphora Dasistoma Datura Daucus Decodon Delphinium Deparia Descurainia Desmanthus Desmodium Dianthus Diarrhena Dicentra Dichanthelium Didiplis Diervilla Digitaria Diodia Dioscorea Diospyros Diplazium Diplotaxis Dipsacus Dirca Distichlis Dodecatheon Doellingeria Draba Dracocephalum Drosera Dryopteris Duchesnea Dulichium Dyssodia Echinacea Echinochloa Echinocystis Echinodorus Echinops Echium Eclipta Elaeagnus Elatine Eleocharis Eleusine Ellisia Elodea Elyhordeum Elymus Enemion Epigaea Epilobium Epipactis Equisetum Eragrostis Erechtites Erigeron Eriochloa Eriodictyon Eriogonum Eriophorum Erodium Eruca Erucastrum Eryngium Erysimum Erythronium Escobaria Euonymus Eupatoriadelphus Eupatorium Euphorbia Eurybia Euthamia Fagopyrum Falcaria Festuca Filipendula Fimbristylis Floerkea Foeniculum Fragaria Frangula Fraxinus Froelichia Fuirena Fumaria Gaillardia Galearis Galeopsis Galinsoga Galium Gamochaeta Gaura Gaylussacia Gentiana Gentianella Gentianopsis Geranium Geum Glandularia Glechoma Gleditsia Glyceria Glycine Glycyrrhiza Goodyera Gratiola Grindelia Gymnocarpium Gymnocladus Gypsophila Hackelia Halimodendron Hamamelis Hasteola Hedeoma Helenium Helianthemum Helianthus Heliopsis Heliotropium Hemerocallis Hepatica Heracleum Hesperis Hesperostipa Heteranthera Heterotheca Heuchera Hibiscus Hieracium Hierochloe Hippuris Holcus Holosteum Hordeum Houstonia Hudsonia Humulus Huperzia Hybanthus Hydrastis Hydrilla Hydrophyllum Hylotelephium Hyoscyamus Hypericum Hypoxis Iberis Ilex Impatiens Inula Iodanthus Ionactis Ipomoea Ipomopsis Iris Isoetes Iva Jeffersonia Juglans Juncus Juniperus Justicia Koeleria Krigia Kummerowia Lactuca Lamium Laportea Lappula Lapsana Lathyrus Lechea Leersia Lemna Leontodon Leonurus Lepidium Leptochloa Lespedeza Lesquerella Leucanthemum Leucospora Liatris Ligustrum Lilium Limnosciadium Linaria Lindera Lindernia Linnaea Linum Liparis Lipocarpha Liriodendron Lithospermum Lobelia Lobularia Lolium Lomatium Lonicera Lotus Ludwigia Lupinus Luzula Lycium Lycopodiella Lycopodium Lycopus Lygodesmia Lysimachia Lythrum Machaeranthera Maclura Madia Maianthemum Malaxis Malus Malva Malvastrum Marrubium Marsilea Matricaria Matteuccia Medicago Melica Melilotus Menispermum Mentha Mentzelia Menyanthes Mertensia Metaplexis Microthlaspi Milium Mimosa Mimulus Minuartia Mirabilis Miscanthus Mitchella Mitella Moehringia Mollugo Monarda Monolepis Monotropa Montia Morus Muhlenbergia Myosotis Myosoton Myosurus Myriophyllum Najas Napaea Nassella Nasturtium Navarretia Neeragrostis Nelumbo Neobeckia Nepeta Neslia Nicandra Nothocalais Nuphar Nuttallanthus Nymphaea Oenothera Oligoneuron Onoclea Onopordum Onosmodium Ophioglossum Opuntia Orbexilum Ornithogalum Orobanche Orthilia Oryzopsis Osmorhiza Osmunda Ostrya Oxalis Oxypolis Oxytropis Packera Panax Panicum Papaver Parietaria Parnassia Paronychia Parthenium Parthenocissus Pascopyrum Paspalum Pastinaca Pedicularis Pediomelum Pellaea Peltandra Pennisetum Penstemon Penthorum Perilla Petrorhagia Petroselinum Petunia Phacelia Phalaris Phaseolus Phegopteris Phemeranthus Philadelphus Phleum Phlox Photinia Phragmites Phryma Phyla Physalis Physocarpus Physostegia Phytolacca Picris Pilea Pinus Piptatherum Plantago Platanthera Platanus Poa Podophyllum Polanisia Polemonium Polygala Polygonatum Polygonella Polygonum Polymnia Polypodium Polystichum Polytaenia Pontederia Populus Portulaca Potamogeton Potentilla Prenanthes Primula Proboscidea Proserpinaca Prunella Prunus Pseudognaphalium Pseudolysimachion Psoralidium Ptelea Pteridium Puccinellia Pulsatilla Pycnanthemum Pyrola Pyrrhopappus Pyrus Quercus Ranunculus Raphanus Ratibida Reseda Rhamnus Rhexia Rhus Rhynchospora Ribes Robinia Rorippa Rosa Rotala Rubus Rudbeckia Ruellia Rumex Ruppia Sabatia Sagina Sagittaria Salicornia Salix Salsola Salvia Sambucus Sanguinaria Sanguisorba Sanicula Saponaria Sassafras Saxifraga Schedonnardus Schedonorus Scheuchzeria Schizachne Schizachyrium Schoenoplectus Scilla Scirpus Scleria Sclerochloa Scolochloa Scrophularia Scutellaria Secale Securigera Sedum Selaginella Senecio Senna Setaria Shepherdia Sherardia Shinnersoseris Sibara Sibbaldiopsis Sicyos Sida Silene Silphium Sinapis Sisymbrium Sisyrinchium Sium Smilax Solanum Solidago Sonchus Sorbaria Sorbus Sorghastrum Sorghum Sparganium Spartina Spergularia Spermolepis Sphaeralcea Sphenopholis Spiraea Spiranthes Spirodela Sporobolus Stachys Staphylea Stellaria Stenaria Streptopus Strophostyles Stuckenia Stylisma Sullivantia Symphoricarpos Symphyotrichum Symplocarpus Syringa Taenidia Tanacetum Taraxacum Taxus Tephrosia Teucrium Thalictrum Thaspium Thelypteris Thinopyrum Thlaspi Thuja Thymelaea Tilia Torilis Toxicodendron Tradescantia Tragopogon Triadenum Tribulus Trichostema Tridens Trifolium Triglochin Trillium Triodanis Triosteum Triphora Triplasis Tripleurospermum Tripsacum Triticum Typha Ulmus Urtica Utricularia Uvularia Vaccaria Vaccinium Valeriana Vallisneria Veratrum Verbascum Verbena Verbesina Vernonia Veronica Veronicastrum Viburnum Vicia Vinca Viola Vitis Vulpia Wisteria Wolffia Woodsia Xanthium Xyris Yucca Zannichellia Zanthoxylum Zea Zigadenus Zizania Zizia