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Pinaceae Nyctaginaceae Malvaceae Fabaceae Rosaceae Asteraceae Aceraceae Berberidaceae Poaceae Ranunculaceae Acoraceae Pteridaceae Apiaceae Hippocastanaceae Lamiaceae Caryophyllaceae Simaroubaceae Polemoniaceae Alismataceae Chenopodiaceae Brassicaceae Liliaceae Monotropaceae Betulaceae Amaranthaceae Lythraceae Boraginaceae Primulaceae Saururaceae Scrophulariaceae Apocynaceae Aizoaceae Araliaceae Ericaceae Viscaceae Papaveraceae Plumbaginaceae Araceae Aristolochiaceae Asclepiadaceae Rubiaceae Aspleniaceae Campanulaceae Dryopteridaceae Solanaceae Azollaceae Saxifragaceae Elatinaceae Blechnaceae Orobanchaceae Ophioglossaceae Cabombaceae Buddlejaceae Cyperaceae Portulacaceae Callitrichaceae Cupressaceae Orchidaceae Convolvulaceae Onagraceae Cannabaceae Bignoniaceae Rhamnaceae Ulmaceae Gentianaceae Valerianaceae Ceratophyllaceae Euphorbiaceae Pyrolaceae Polygonaceae Fagaceae Capparaceae Santalaceae Commelinaceae Cornaceae Fumariaceae Crassulaceae Iridaceae Cucurbitaceae Cuscutaceae Thymelaeaceae Sarraceniaceae Dipsacaceae Droseraceae Hydrocharitaceae Pontederiaceae Elaeagnaceae Empetraceae Ephedraceae Equisetaceae Hydrophyllaceae Geraniaceae Grossulariaceae Cactaceae Celastraceae Limnanthaceae Frankeniaceae Oleaceae Garryaceae Crossosomataceae Linaceae Hippuridaceae Lycopodiaceae Clusiaceae Aquifoliaceae Balsaminaceae Isoetaceae Juglandaceae Juncaceae Lemnaceae Juncaginaceae Caprifoliaceae Moraceae Marsileaceae Loasaceae Menyanthaceae Molluginaceae Myricaceae Haloragaceae Najadaceae Zosteraceae Nymphaeaceae Oxalidaceae Paeoniaceae Urticaceae Vitaceae Zygophyllaceae Thelypteridaceae Hydrangeaceae Verbenaceae Phytolaccaceae Lentibulariaceae Plantaginaceae Polygalaceae Polypodiaceae Salicaceae Potamogetonaceae Pedaliaceae Dennstaedtiaceae Resedaceae Anacardiaceae Ruppiaceae Scheuchzeriaceae Selaginellaceae Smilacaceae Sparganiaceae Tamaricaceae Taxaceae Tiliaceae Typhaceae Lauraceae Violaceae Zannichelliaceae
Abies Abronia Abutilon Acacia Acaena Acanthospermum Acer Achillea Achlys Achnatherum Achyrachaena Aconitum Acorus Acroptilon Actaea Adenocaulon Adiantum Adonis Aegilops Aegopodium Aesculus Agastache Ageratina Agoseris Agrimonia Agropyron Agrostemma Agrostis Ailanthus Aira Ajuga Alcea Aliciella Alisma Allenrolfea Alliaria Allium Allophyllum Allotropa Alnus Alopecurus Alyssum Amaranthus Ambrosia Amelanchier Amelasorbus Ammannia Ammi Ammophila Amorpha Amsinckia Anagallis Anaphalis Anchusa Ancistrocarphus Androsace Anemone Anemopsis Anethum Angelica Antennaria Anthemis Anthoxanthum Anthriscus Antirrhinum Apera Aphanes Apium Apocynum Aptenia Aquilegia Arabidopsis Arabis Aralia Arbutus Arceuthobium Arctium Arctostaphylos Arenaria Argemone Argentina Argusia Aristida Armeria Armoracia Arnica Arrhenatherum Artemisia Arthraxon Arum Aruncus Asarum Asclepias Asparagus Asperugo Asperula Aspidotis Asplenium Astragalus Asyneuma Athyrium Athysanus Atriplex Atropa Avena Azolla Baccharis Ballota Balsamorhiza Barbarea Bassia Beckmannia Bellis Bensoniella Berberis Bergia Berkheya Berteroa Berula Besseya Beta Betula Bidens Blechnum Blepharipappus Bolandra Boltonia Bombycilaena Borago Boschniakia Botrychium Bouteloua Bowlesia Boykinia Brachypodium Brasenia Brassica Brickellia Briza Brodiaea Bromus Buddleja Buglossoides Bulbostylis Bupleurum Cabomba Cacaliopsis Cakile Calamagrostis Calandrinia Calibrachoa Callirhoe Callitriche Calocedrus Calochortus Caltha Calycadenia Calypso Calystegia Camassia Camelina Camissonia Campanula Canadanthus Canbya Cannabis Capsella Caragana Cardamine Cardaria Cardionema Carduus Carex Carpobrotus Carthamus Carum Cassiope Castilleja Catabrosa Catalpa Catapodium Caulanthus Ceanothus Celtis Cenchrus Centaurea Centaurium Centella Centranthus Centromadia Cephalanthera Cerastium Ceratocephala Ceratophyllum Cercocarpus Chaenactis Chaenorhinum Chaetadelpha Chamaebatiaria Chamaecyparis Chamaemelum Chamaesyce Chamerion Cheilanthes Chenopodium Chimaphila Chloris Chlorocrambe Chlorogalum Chondrilla Chorispora Chorizanthe Chrysolepis Chrysosplenium Chrysothamnus Cicendia Cicer Cichorium Cicuta Cinna Circaea Cirsium Cistanthe Cladoraphis Clarkia Claytonia Clematis Cleome Cleomella Clinopodium Clintonia Cnicus Cnidium Cochlearia Colchicum Coleanthus Collinsia Collomia Columbiadoria Comandra Comarum Commelina Conioselinum Conium Conringia Consolida Convallaria Convolvulus Conyza Coptis Corallorhiza Cordylanthus Coreopsis Corethrogyne Coriandrum Corispermum Cornus Coronopus Corrigiola Cortaderia Corydalis Corylus Cotoneaster Cotula Crambe Crassula Crataegus Crepis Cressa Crocidium Crocosmia Crocus Croton Cruciata Crupina Crypsis Cryptantha Cryptogramma Cucumis Cupressus Cuscuta Cusickiella Cyclachaena Cyclospermum Cydonia Cymbalaria Cymopterus Cynara Cynodon Cynoglossum Cynosurus Cyperus Cypripedium Cyrtomium Cystopteris Cytisus Dactylis Dalea Damasonium Danthonia Daphne Darlingtonia Darmera Dasiphora Datura Daucus Delairea Delphinium Deschampsia Descurainia Dianthus Dicentra Dichanthelium Dichelostemma Dichondra Digitalis Digitaria Dimeresia Dimorphotheca Diplacus Diplotaxis Dipsacus Distichlis Dodecatheon Doronicum Douglasia Downingia Draba Dracocephalum Dracunculus Drosera Dryas Dryopteris Duchesnea Dudleya Dulichium Eatonella Echinochloa Echinocystis Echinops Echium Egeria Eichhornia Elaeagnus Elatine Eleocharis Eleusine Elliottia Elmera Elodea Elyhordeum Elyleymus Elymus Empetrum Enemion Ephedra Epilobium Epipactis Equisetum Eragrostis Erechtites Eremopyrum Eriastrum Ericameria Erigeron Eriochloa Eriodictyon Eriogonum Eriophorum Eriophyllum Eritrichium Erodium Eruca Erucastrum Eryngium Erysimum Erythronium Escallonia Eschscholzia Escobaria Eucephalus Euchiton Euclidium Euonymus Euphorbia Euphrasia Eurybia Euthamia Fagopyrum Festuca Filago Filipendula Floerkea Foeniculum Fragaria Frangula Frankenia Frasera Fraxinus Fritillaria Fuchsia Fumaria Gaillardia Galeopsis Galinsoga Galium Gamochaeta Garrya Gastridium Gaultheria Gaura Gayophytum Genista Gentiana Gentianella Gentianopsis Geranium Geum Gilia Githopsis Glaucium Glaux Glebionis Glechoma Glehnia Glossopetalon Glyceria Glycyrrhiza Glyptopleura Gnaphalium Goodyera Gratiola Grayia Grindelia Guillenia Gutierrezia Gymnocarpium Gymnosteris Gypsophila Hackelia Halogeton Hastingsia Hazardia Hedeoma Hedera Hedysarum Helenium Helianthella Helianthus Heliotropium Hemerocallis Hemitomes Hemizonella Hemizonia Heracleum Herniaria Hesperevax Hesperis Hesperochiron Hesperolinon Hesperostipa Heteranthera Heterocodon Heterodraba Heterotheca Heuchera Hibiscus Hieracium Hierochloe Hippuris Hirschfeldia Holcus Holodiscus Holosteum Honckenya Hordeum Horkelia Hornungia Howellia Hulsea Humulus Huperzia Hyacinthoides Hydrocotyle Hydrophyllum Hymenopappus Hymenoxys Hyoscyamus Hypericum Hypochaeris Iberis Idahoa Ilex Iliamna Impatiens Imperata Inula Ionactis Ionopsidium Ipomoea Ipomopsis Iris Isatis Isoetes Isolepis Iva Ivesia Jasione Jaumea Juglans Juncus Juniperus Kalmia Kalmiopsis Keckiella Kelloggia Kickxia Knautia Kobresia Koeleria Krascheninnikovia Kyhosia Lactuca Lagophylla Lagurus Lallemantia Lamium Landoltia Langloisia Lappula Lapsana Lapsanastrum Larix Lasthenia Lathrocasis Lathyrus Lavatera Layia Ledum Leersia Lemna Leontodon Leonurus Lepidium Leptarrhena Leptochloa Leptosiphon Lesquerella Leucanthemum Leucocrinum Leucojum Leucophysalis Leucopoa Leucothoe Lewisia Leydeum Leymus Ligusticum Ligustrum Lilaea Lilaeopsis Lilium Limnanthes Limonium Limosella Linanthus Linaria Lindernia Linnaea Linum Lipocarpha Listera Lithocarpus Lithophragma Lithospermum Lloydia Lobelia Lobularia Loeflingia Logfia Lolium Lomatium Lonicera Lotus Ludwigia Luetkea Luina Lunaria Lupinus Luzula Lychnis Lycium Lycopodiella Lycopodium Lycopus Lygodesmia Lysichiton Lysimachia Lythrum Machaeranthera Maclura Madia Mahonia Maianthemum Malacothrix Malcolmia Malus Malva Malvella Marah Marrubium Marsilea Matricaria Mazus Meconella Medicago Melica Melilotus Melissa Mentha Mentzelia Menyanthes Menziesia Mercurialis Mertensia Mesembryanthemum Microseris Microsteris Mimetanthe Mimulus Minuartia Mirabilis Misopates Mitella Modiola Moehringia Moenchia Molinia Mollugo Moluccella Monarda Monardella Moneses Monolepis Monotropa Monroa Montia Morella Morus Muhlenbergia Murdannia Muscari Mycelis Myosotis Myosurus Myrica Myriophyllum Myrrhis Najas Nama Nanozostera Narcissus Nardus Narthecium Nassella Nasturtium Navarretia Nemacladus Nemophila Neogaerrhinum Nepeta Nephrophyllidium Neslia Nestotus Nicotiana Nigella Nitrophila Noccaea Nothocalais Nothochelone Nothoscordum Nuphar Nuttallanthus Nymphaea Oemleria Oenanthe Oenothera Olsynium Omphalodes Oncosiphon Onobrychis Ononis Onopordum Ophioglossum Oplopanax Opuntia Oreostemma Origanum Ornithogalum Ornithopus Orobanche Orogenia Orthilia Orthocarpus Osmorhiza Oxalis Oxypolis Oxyria Oxytheca Oxytropis Packera Paeonia Panicum Papaver Parapholis Parentucellia Parietaria Parnassia Parthenocissus Pascopyrum Paspalum Pastinaca Paxistima Pectocarya Pedicularis Pediocactus Peganum Pellaea Peltandra Pennisetum Penstemon Pentaglottis Pentagramma Penthorum Peraphyllum Perideridia Petasites Petrophytum Petrorhagia Phacelia Phalaris Phegopteris Phemeranthus Philadelphus Phleum Phlox Phoenicaulis Pholistoma Phoradendron Phragmites Phyla Phyllodoce Phyllospadix Phyllostachys Physalis Physaria Physocarpus Physostegia Phytolacca Picea Picris Picrothamnus Pilularia Pinguicula Pinus Piperia Piptatherum Pisum Pityopus Plagiobothrys Plantago Platanthera Platystemon Plectritis Pleiacanthus Pleuricospora Pleuropogon Poa Pogogyne Polanisia Polemonium Polycarpon Polyctenium Polygala Polygonum Polypodium Polypogon Polystichum Pontederia Populus Porterella Portulaca Potamogeton Potentilla Prenanthes Primula Proboscidea Prosartes Prunella Prunus Pseudelymus Pseudofumaria Pseudognaphalium Pseudolysimachion Pseudoroegneria Pseudostellaria Pseudotsuga Psilocarphus Psoralidium Pteridium Pterospora Pterostegia Pteryxia Puccinellia Pueraria Pulsatilla Purshia Pyracantha Pyrola Pyrrocoma Pyrus Quercus Rafinesquia Raillardella Rainiera Ranunculus Raphanus Rapistrum Reseda Rhamnus Rhinanthus Rhodiola Rhododendron Rhus Rhynchospora Ribes Rigiopappus Robinia Romanzoffia Rorippa Rosa Rosmarinus Rostraria Rotala Rubia Rubus Rudbeckia Rumex Rupertia Ruppia Rytidosperma Sagina Sagittaria Sairocarpus Salicornia Salix Salsola Salvia Sambucus Samolus Sanguisorba Sanicula Saponaria Sarcobatus Sarcocornia Sarcodes Saussurea Saxifraga Saxifragopsis Scabiosa Scandix Schedonorus Scheuchzeria Schoenocrambe Schoenoplectus Scirpus Scleranthus Sclerochloa Sclerolinon Scoliopus Scolochloa Scribneria Scrophularia Scutellaria Secale Securigera Sedella Sedum Selaginella Senecio Sequoia Sericocarpus Sesuvium Setaria Shepherdia Sherardia Sibbaldia Sidalcea Silene Silybum Sinapis Sisymbrium Sisyrinchium Sium Smelowskia Smilax Solanum Solidago Soliva Sonchus Sophora Sorbaria Sorbus Sorghum Sparganium Spartina Spartium Spergula Spergularia Sphaeralcea Sphaeromeria Sphaerophysa Sphenopholis Sphenosciadium Spinacia Spiraea Spiranthes Spirodela Sporobolus Stachys Stanleya Stellaria Stenanthium Stenotus Stephanomeria Streptanthella Streptanthus Streptopus Stuckenia Stylocline Suaeda Subularia Suksdorfia Sullivantia Swertia Symphoricarpos Symphyotrichum Symphytum Synthyris Syringa Taeniatherum Tamarix Tanacetum Taraxacum Tauschia Taxus Teesdalia Tellima Tetradymia Teucrium Thalictrum Thelesperma Thelypodium Thelypteris Thermopsis Thinopyrum Thlaspi Thuja Thymus Thysanocarpus Tiarella Tilia Tiquilia Tolmiea Tonella Tonestus Torilis Torreyochloa Townsendia Toxicodendron Tragopogon Trautvetteria Triantha Tribulus Trichophorum Trichostema Trientalis Trifolium Triglochin Trillium Triodanis Triphysaria Triplasis Tripleurospermum Trisetum Tristagma Triteleia Triticum Trollius Tsuga Turgenia Typha Ulex Ulmus Umbellularia Urochloa Urtica Utricularia Vaccaria Vaccinium Vahlodea Valeriana Valerianella Vallisneria Vancouveria Ventenata Veratrum Verbascum Verbena Veronica Vesicarpa Viburnum Vicia Vinca Viola Vitex Vitis Vulpia Whipplea Wolffia Woodsia Woodwardia Wyethia Xanthium Xerophyllum Yabea Zannichellia Zantedeschia Zea Zigadenus Zizania Zizia Zostera