First Genus

Genus none Abies Abronia Abrus Abutilon Acacia Acaena Acalypha Acamptopappus Acanthomintha Acanthoscyphus Acer Achillea Achlys Achyrachaena Achyronychia Acmispon Aconitum Aconogonon Acourtia Actaea Adelinia Adenocaulon Adenophorus Adenophyllum Adenostoma Adiantum Adlumia Adolphia Aesculus Agalinis Agastache Agave Ageratina Ageratum Agoseris Agrimonia Agrostis Ailanthus Aira Albizia Alcea Aletes Aleurites Aliciella Alisma Allamanda Allenrolfea Alliaria Allionia Allium Allophyllum Allotropa Alnus Alocasia Alpinia Alternanthera Amaranthus Amaryllis Amauria Amblyopappus Ambrosia Amelanchier Ammophila Amorpha Amphicarpaea Amphipappus Amphiscirpus Amsinckia Amsonia Ananas Anaphalis Ancistrocarphus Andersonglossum Andromeda Andropogon Androsace Anemone Anemopsis Angelica Anisocarpus Anisocoma Annona Antennaria Anthemis Anthurium Anticlea Antirrhinum Anulocaulis Aphanes Aphelandra Aphyllon Apiastrum Apium Apocynum Aquilegia Arabidopsis Arabis Aralia Arbutus Arceuthobium Arctium Arctomecon Arctostaphylos Arctotheca Ardisia Arenaria Argemone Argyranthemum Argyrochosma Argyroxiphium Arisaema Aristida Aristolochia Armeria Arnica Artemisia Arthrocnemum Artocarpus Arum Aruncus Arundina Arundo Asarum Asclepias Asparagus Aspidotis Asplenium Astelia Astragalus Astrolepis Asyneuma Asystasia Athyrium Atocion Atrichoseris Atriplex Avena Ayenia Azolla Baccharis Bacopa Bahia Bahiopsis Baileya Balsamorhiza Baptisia Barbarea Barleria Batis Bebbia Bellardia Bellis Berberis Berlandiera Bernardia Berteroa Berula Betula Bidens Bistorta Blechnum Blennosperma Blepharidachne Blepharizonia Bloomeria Boechera Boerhavia Bolboschoenus Bothriochloa Botrypus Bouteloua Bowlesia Boykinia Brachypodium Brahea Brandegea Brassica Brickellia Briza Brodiaea Bromus Broussaisia Brunfelsia Buddleja Bursera Butomus Caesalpinia Cakile Caladium Calamagrostis Calandrinia Calathea Calendula California Calliandra Calliscirpus Callitriche Calocedrus Calochortus Calophyllum Calopogon Caltha Calycadenia Calycanthus Calycoseris Calypso Calyptridium Calystegia Camassia Camissonia Camissoniopsis Campanula Canavalia Canna Capparis Capsella Cardamine Cardionema Cardiospermum Carduus Carex Carica Carpenteria Carpobrotus Carsonia Carya Cassiope Cassytha Castela Castilleja Casuarina Catharanthus Cattleya Caulanthus Caulophyllum Ceanothus Cecropia Celastrus Celtis Centaurea Centaurium Centranthus Centromadia Centrostegia Cephalanthera Cephalanthus Cerastium Cercis Cercocarpus Chaenactis Chaetadelpha Chaetopappa Chamaebatia Chamaebatiaria Chamaecrista Chamaecyparis Chamaesaracha Chamerion Cheilocostus Chelidonium Chelone Chenopodium Cherleria Chilopsis Chimaphila Chloris Chlorogalum Chloropyron Chorizanthe Chrysolepis Chrysothamnus Chylismia Cibotium Cichorium Cicuta Circaea Cirsium Cistanthe Cistus Clarkia Claytonia Clematis Clerodendrum Clidemia Clinopodium Clintonia Clusia Coccoloba Cocos Coffea Coix Coleogyne Collinsia Collomia Comandra Comarostaphylis Comarum Commelina Comptonia Condea Conicosia Conioselinum Conium Conopholis Convallaria Convolvulus Coprosma Coptis Corallorhiza Cordia Cordylanthus Cordyline Coreocarpus Coreopsis Corethrogyne Cornus Coronilla Cortaderia Corydalis Corylus Coryphantha Cosmos Costus Cotoneaster Cotula Couroupita Crassocephalum Crassula Crataegus Crepis Cressa Crinum Crocanthemum Crocosmia Crossosoma Crotalaria Croton Crypsis Cryptantha Cryptogramma Cryptotaenia Cucurbita Cuphea Curcuma Cuscuta Cycas Cyclachaena Cycloloma Cylindropuntia Cymopterus Cynara Cynodon Cynoglossum Cynosurus Cyperus Cypripedium Cyrtandra Cystopteris Cytisus Dalea Danthonia Darlingtonia Darmera Dasiphora Dasyochloa Datisca Datura Daucus Dedeckera Deinandra Delairea Delphinium Dendromecon Dennstaedtia Deschampsia Descurainia Desmanthus Desmodium Dianthus Dicentra Dichelostemma Dichorisandra Dicoria Dicranopteris Dieffenbachia Diervilla Dieteria Digitalis Digitaria Dimorphocarpa Dioscorea Diplacus Diplazium Dipsacus Dipterostemon Dirca Distichlis Ditaxis Dithyrea Dittrichia Dodonaea Doellingeria Downingia Draba Dracaena Dracocephalum Drosanthemum Drosera Drymocallis Dryopteris Dubautia Duchesnea Dudleya Dysphania Echinacea Echinocactus Echinocereus Echinochloa Echinodorus Echinomastus Echium Ehrendorferia Eichhornia Elaeagnus Elaphoglossum Eleocharis Elymus Emilia Emmenanthe Encelia Enceliopsis Enemion Ephedra Epidendrum Epifagus Epigaea Epilobium Epipactis Equisetum Eragrostis Erechtites Eremalche Eremocarya Eremogone Eremothera Eriastrum Ericameria Erigeron Eriodictyon Eriogonum Eriophyllum Erodium Eryngium Erysimum Erythranthe Erythrina Erythronium Eschscholzia Etlingera Eucalyptus Eucharis Eucnide Eucrypta Eulobus Euonymus Eupatorium Euphorbia Eurybia Eustoma Euthamia Eutrochium Evolvulus Extriplex Fagonia Fagus Fallopia Fallugia Ferocactus Festuca Fibrorhiza Ficus Filago Fimbristylis Flagaria Foeniculum Forestiera Fouquieria Fragaria Frangula Frankenia Frasera Fraxinus Fremontodendron Freycinetia Fritillaria Fumaria Funastrum Furcraea Gahnia Gaillardia Galium Gamochaeta Gardenia Garrya Gastridium Gaultheria Gaylussacia Gayophytum Genista Gentiana Gentianella Gentianopsis Geraea Geranium Geum Gilia Giliastrum Githopsis Glandularia Glebionis Glechoma Glehnia Globba Glossopetalon Glycyrrhiza Glyptopleura Gomphocarpus Goodyera Gossypium Gratiola Grayia Greeneocharis Grindelia Grusonia Gruvelia Gutierrezia Gymnocarpium Gymnosteris Gynandropsis Hackelia Halenia Halimolobos Harmonia Harpogenella Hastingsia Hazardia Hecastocleis Hedeoma Hedera Hedychium Helenium Helianthella Helianthus Heliconia Heliomeris Heliopsis Heliotropium Helminthotheca Hemerocallis Hemigraphis Hemitomes Hemizonia Heracleum Hesperevax Hesperidanthus Hesperis Hesperocallis Hesperocyparis Hesperolinon Hesperoyucca Heterocentron Heteromeles Heterotheca Heuchera Hibiscus Hieracium Hilaria Hippeastrum Hippobroma Hippuris Hirschfeldia Hoffmannseggia Hoita Holcus Holmgrenanthe Holocarpha Holodiscus Hordeum Horkelia Horsfordia Hosackia Houstonia Hoya Hulsea Humulus Huperzia Hydrangea Hydrilla Hydrocotyle Hydrophyllum Hylocereus Hymenopappus Hymenothrix Hymenoxys Hypericum Hypochaeris Ilex Iliamna Impatiens Indigofera Ipomoea Ipomopsis Iris Isatis Isocoma Isolepis Iva Ivesia Ixora Jacquemontia Jamesia Jatropa Jatropha Jaumea Jeffersonia Jepsonia Johnstonella Juglans Juncus Juniperus Justicia Kadua Kalanchoe Kalmia Keckiella Kelloggia Kochia Koeleria Kopsiopsis Krameria Krascheninnikovia Kyllinga Lactuca Ladeania Lagurus Lamarckia Lamium Langloisia Lantana Laportea Lappula Lapsana Larix Larrea Lastarriaea Lasthenia Lathyrus Layia Leersia Lemna Leonotis Leontodon Lepechinia Lepidium Lepidospartum Lepisorus Leptecophylla Leptosiphon Leptosyne Lessingia Leucaena Leucanthemum Leucothoe Lewisia Liatris Ligusticum Lilaeopsis Lilium Limnanthes Limonium Linanthus Linaria Linnaea Linum Lipochaeta Listera Lithophragma Lithospermum Lobelia Lobularia Loeseliastrum Logfia Lomatium Lonicera Lophocereus Lotus Ludwigia Luetkea Lunaria Lupinus Luzula Lycium Lycopodiella Lycopodium Lycopus Lyonothamnus Lyrocarpa Lysichiton Lysimachia Lythrum Macaranga Machaerina Maclura Macroptilium Madia Maianthemum Malacothamnus Malacothrix Malephora Malosma Malus Malva Malvaviscus Malvella Mammillaria Mangifera Marah Marina Marrubium Matricaria Matteuccia Medeola Medicago Medinilla Melampodium Melanthera Melastoma Melica Melicope Melilotus Melissa Memanthes Menodora Mentha Mentzelia Menyanthes Merremia Mertensia Mesembryanthemum Metastelma Metrosideros Michelia Miconia Micranthes Microlepia Micropus Microseris Microsteris Mimosa Mirabilis Mitchella Mitella Mitellastra Moehringia Molineria Momordica Monarda Monardella Monolepis Monolopia Monoptilon Monotropa Monstera Montia Morella Morinda Mucuna Muehlenbeckia Muhlenbergia Muilla Myoporum Myosotis Myrica Myriophyllum Myriopteris Myrsine Myrtillocactus Myrtus Nama Narcissus Narthecium Nasturtium Navarretia Necomarica Nemacaulis Nemacladus Nemophila Neoregelia Neostapfia Nephrolepis Nicolletia Nicotiana Noccaea Nolina Nopalea Nothochelone Notholithocarpus Nuphar Nuttallanthus Nymphaea Ocimum Odontosoria Odontostomum Oemleria Oenanthe Oenothera Olneya Onoclea Oplismenus Opuntia Oreocarya Oreostemma Origanum Ornithostaphylos Orobanche Orthilia Orthocarpus Orthosiphon Osmorhiza Osmunda Osteomeles Ostrya Oxalis Oxypolis Oxyria Oxytheca Oxytropis Pachycereus Pachycormus Pachystachys Packera Paederia Paeonia Palafoxia Panax Pandanus Panicum Papaver Parentucellia Parietaria Parkinsonia Parnassia Parryella Parthenium Parthenocissus Paspalum Passiflora Paxistima Pectiantia Pectis Pectocarya Pedicularis Pediomelum Pellaea Peltophorum Pennellia Pennisetum Penstemon Pentagramma Pentas Peraphyllum Pericome Perideridia Peritoma Perityle Persicaria Petalonyx Petasites Petradoria Petrea Petrophytum Petrorhagia Peucephyllum Phacelia Phalaris Phaseolus Philadelphus Phlebodium Phleum Phlox Phoenicaulis Pholisma Pholistoma Phoradendron Phragmites Phyla Phyllodoce Phyllostachys Phymatosorus Physalis Physaria Physocarpus Phytolacca Picea Pickeringia Picradeniopsis Pimpinella Pinguicula Pinus Piper Piperia Pipturus Pittosporum Pityrogramma Plagiobothrys Plantago Platanthera Platanus Platystemon Plectritis Pleurocoronis Pleuropogon Pluchea Poa Podophyllum Pogogyne Polanisia Polemonium Polygala Polygonatum Polygonella Polygonum Polymnia Polypodium Polypogon Polystichum Populus Porophyllum Portulaca Potamogeton Potentilla Poterium Prenanthella Prenanthes Primula Pritchardia Proboscidea Prosartes Prosopis Prunella Prunus Psathyrotes Pseudobahia Pseudocymopterus Pseudognaphalium Pseudotrillium Pseudotsuga Psidium Psilocarphus Psilostrophe Psilotum Psorothamnus Psychotria Ptelea Pteridium Pterospora Pterostegia Purshia Pyrola Pyrrocoma Quercus Rafinesquia Raillardella Ranunculus Raphanus Ratibida Rhamnus Rhaponticum Rhinotropis Rhizophora Rhodiola Rhododendron Rhus Ribbonia Ribes Ricinus Rigiopappus Robinia Romanzoffia Romneya Romulea Rorippa Rosa Rubus Rudbeckia Rumex Rupertia Ruta Sabulina Sadleria Sagittaria Salicornia Salix Salsola Saltugilia Salvia Sambucus Sanguinaria Sanicula Santalum Sanvitalia Saponaria Sarcobatus Sarcodes Sarracenia Saxifraga Scaevola Scandix Sceptridium Schefflera Schinus Schizachyrium Schizotechium Schoenoplectus Scilla Scirpus Sclerocactus Scleropogon Scoliopus Scopulophila Scrophularia Scutellaria Sedella Sedum Selaginella Senecio Senegalia Senna Sequoia Sequoiadendron Sesbania Sesuvium Setaria Shepherdia Sherardia Sibbaldia Sida Sidalcea Silene Silphium Silybum Simmondsia Sinapis Sisymbrium Sisyrinchium Smilax Solanum Solidago Sonchus Sophora Sorbus Sparganium Spartina Spartium Spathodea Spathoglottis Spergula Spergularia Spermacoce Sphaeralcea Sphaeromeria Sphagneticola Spiraea Spiranthes Sporobolus Stachys Stachytarpheta Stanleya Stellaria Stenanthium Stenocereus Stenotus Stephanomeria Stereocaulon Stillingia Stipa Streptanthella Streptanthus Streptopus Strobilanthes Struthiopteris Stylocline Styrax Suaeda Swallenia Symphoricarpos Symphyotrichum Symplocarpus Synedrella Synthyris Syntrichopappus Syringa Syzygium Tabebuia Tabernaemontana Tacca Talipariti Tamarix Tanacetum Tapeinochilos Taraxacum Taraxia Tauschia Taxus Teesdalia Tellima Terminalia Tetracoccus Tetradymia Tetragonia Tetramolopium Tetraneuris Tetrapteron Teucrium Thalictrum Thamnosma Thaspium Thelesperma Thelypodium Thelypteris Thermopsis Thespesia Thevetia Thuja Thunbergia Thymophylla Thymus Thysanocarpus Tiarella Tidestromia Tilia Tiquilia Tithonia Tolmiea Tonella Tonestus Torenia Torilis Torreya Tournefortia Townsendia Toxicodendron Toxicoscordion Tradescantia Tragia Tragopogon Transberingia Trautvetteria Triantha Tribolium Tribulus Trichophorum Trichoptilium Trichostema Tridax Trientalis Trifolium Triglochin Trillium Triodanis Triphysaria Trisetum Triteleia Triumfetta Trixis Tropaeolum Tsuga Turritis Typha Ulex Ulmus Umbellularia Unknown Unknown_Artemisia Unknown_Asteraceae Unknown_Bolboschoenus Unknown_Carex Unknown_Caryophyllaceae Unknown_Chenopodiaceae Unknown_Crassulaceae Unknown_Eriogonum Unknown_Fritillaria Unknown_Juncus Unknown_Lamiaceae Unknown_Oenothera Unknown_Parietaria Unknown_Plagiobothrys Unknown_Poaceae Unknown_Polemoniaceae Unknown_Polygonaceae Unknown_Spartina Unknown_poaceae Uropappus Urospermum Urtica Uvularia Vaccinium Valeriana Vancouveria Vandenboschia Venegasia Veratrum Verbascum Verbena Verbesina Veronica Viburnum Vicia Vigna Vinca Viola Viscainoa Vitex Vitis Volutaria Wahlenbergia Waltheria Washingtonia Wedelia Weigela Whipplea Wikstroemia Woodsia Woodwardia Wyethia Xanthisma Xanthium Xerophyllum Xylococcus Xylorhiza Yabea Yucca Zantedeschia Zeltnera Zingiber Zinnia Ziziphus Select one or more taxa. none

Second Genus

Genus none Abies Abronia Abrus Abutilon Acacia Acaena Acalypha Acamptopappus Acanthomintha Acanthoscyphus Acer Achillea Achlys Achyrachaena Achyronychia Acmispon Aconitum Aconogonon Acourtia Actaea Adelinia Adenocaulon Adenophorus Adenophyllum Adenostoma Adiantum Adlumia Adolphia Aesculus Agalinis Agastache Agave Ageratina Ageratum Agoseris Agrimonia Agrostis Ailanthus Aira Albizia Alcea Aletes Aleurites Aliciella Alisma Allamanda Allenrolfea Alliaria Allionia Allium Allophyllum Allotropa Alnus Alocasia Alpinia Alternanthera Amaranthus Amaryllis Amauria Amblyopappus Ambrosia Amelanchier Ammophila Amorpha Amphicarpaea Amphipappus Amphiscirpus Amsinckia Amsonia Ananas Anaphalis Ancistrocarphus Andersonglossum Andromeda Andropogon Androsace Anemone Anemopsis Angelica Anisocarpus Anisocoma Annona Antennaria Anthemis Anthurium Anticlea Antirrhinum Anulocaulis Aphanes Aphelandra Aphyllon Apiastrum Apium Apocynum Aquilegia Arabidopsis Arabis Aralia Arbutus Arceuthobium Arctium Arctomecon Arctostaphylos Arctotheca Ardisia Arenaria Argemone Argyranthemum Argyrochosma Argyroxiphium Arisaema Aristida Aristolochia Armeria Arnica Artemisia Arthrocnemum Artocarpus Arum Aruncus Arundina Arundo Asarum Asclepias Asparagus Aspidotis Asplenium Astelia Astragalus Astrolepis Asyneuma Asystasia Athyrium Atocion Atrichoseris Atriplex Avena Ayenia Azolla Baccharis Bacopa Bahia Bahiopsis Baileya Balsamorhiza Baptisia Barbarea Barleria Batis Bebbia Bellardia Bellis Berberis Berlandiera Bernardia Berteroa Berula Betula Bidens Bistorta Blechnum Blennosperma Blepharidachne Blepharizonia Bloomeria Boechera Boerhavia Bolboschoenus Bothriochloa Botrypus Bouteloua Bowlesia Boykinia Brachypodium Brahea Brandegea Brassica Brickellia Briza Brodiaea Bromus Broussaisia Brunfelsia Buddleja Bursera Butomus Caesalpinia Cakile Caladium Calamagrostis Calandrinia Calathea Calendula California Calliandra Calliscirpus Callitriche Calocedrus Calochortus Calophyllum Calopogon Caltha Calycadenia Calycanthus Calycoseris Calypso Calyptridium Calystegia Camassia Camissonia Camissoniopsis Campanula Canavalia Canna Capparis Capsella Cardamine Cardionema Cardiospermum Carduus Carex Carica Carpenteria Carpobrotus Carsonia Carya Cassiope Cassytha Castela Castilleja Casuarina Catharanthus Cattleya Caulanthus Caulophyllum Ceanothus Cecropia Celastrus Celtis Centaurea Centaurium Centranthus Centromadia Centrostegia Cephalanthera Cephalanthus Cerastium Cercis Cercocarpus Chaenactis Chaetadelpha Chaetopappa Chamaebatia Chamaebatiaria Chamaecrista Chamaecyparis Chamaesaracha Chamerion Cheilocostus Chelidonium Chelone Chenopodium Cherleria Chilopsis Chimaphila Chloris Chlorogalum Chloropyron Chorizanthe Chrysolepis Chrysothamnus Chylismia Cibotium Cichorium Cicuta Circaea Cirsium Cistanthe Cistus Clarkia Claytonia Clematis Clerodendrum Clidemia Clinopodium Clintonia Clusia Coccoloba Cocos Coffea Coix Coleogyne Collinsia Collomia Comandra Comarostaphylis Comarum Commelina Comptonia Condea Conicosia Conioselinum Conium Conopholis Convallaria Convolvulus Coprosma Coptis Corallorhiza Cordia Cordylanthus Cordyline Coreocarpus Coreopsis Corethrogyne Cornus Coronilla Cortaderia Corydalis Corylus Coryphantha Cosmos Costus Cotoneaster Cotula Couroupita Crassocephalum Crassula Crataegus Crepis Cressa Crinum Crocanthemum Crocosmia Crossosoma Crotalaria Croton Crypsis Cryptantha Cryptogramma Cryptotaenia Cucurbita Cuphea Curcuma Cuscuta Cycas Cyclachaena Cycloloma Cylindropuntia Cymopterus Cynara Cynodon Cynoglossum Cynosurus Cyperus Cypripedium Cyrtandra Cystopteris Cytisus Dalea Danthonia Darlingtonia Darmera Dasiphora Dasyochloa Datisca Datura Daucus Dedeckera Deinandra Delairea Delphinium Dendromecon Dennstaedtia Deschampsia Descurainia Desmanthus Desmodium Dianthus Dicentra Dichelostemma Dichorisandra Dicoria Dicranopteris Dieffenbachia Diervilla Dieteria Digitalis Digitaria Dimorphocarpa Dioscorea Diplacus Diplazium Dipsacus Dipterostemon Dirca Distichlis Ditaxis Dithyrea Dittrichia Dodonaea Doellingeria Downingia Draba Dracaena Dracocephalum Drosanthemum Drosera Drymocallis Dryopteris Dubautia Duchesnea Dudleya Dysphania Echinacea Echinocactus Echinocereus Echinochloa Echinodorus Echinomastus Echium Ehrendorferia Eichhornia Elaeagnus Elaphoglossum Eleocharis Elymus Emilia Emmenanthe Encelia Enceliopsis Enemion Ephedra Epidendrum Epifagus Epigaea Epilobium Epipactis Equisetum Eragrostis Erechtites Eremalche Eremocarya Eremogone Eremothera Eriastrum Ericameria Erigeron Eriodictyon Eriogonum Eriophyllum Erodium Eryngium Erysimum Erythranthe Erythrina Erythronium Eschscholzia Etlingera Eucalyptus Eucharis Eucnide Eucrypta Eulobus Euonymus Eupatorium Euphorbia Eurybia Eustoma Euthamia Eutrochium Evolvulus Extriplex Fagonia Fagus Fallopia Fallugia Ferocactus Festuca Fibrorhiza Ficus Filago Fimbristylis Flagaria Foeniculum Forestiera Fouquieria Fragaria Frangula Frankenia Frasera Fraxinus Fremontodendron Freycinetia Fritillaria Fumaria Funastrum Furcraea Gahnia Gaillardia Galium Gamochaeta Gardenia Garrya Gastridium Gaultheria Gaylussacia Gayophytum Genista Gentiana Gentianella Gentianopsis Geraea Geranium Geum Gilia Giliastrum Githopsis Glandularia Glebionis Glechoma Glehnia Globba Glossopetalon Glycyrrhiza Glyptopleura Gomphocarpus Goodyera Gossypium Gratiola Grayia Greeneocharis Grindelia Grusonia Gruvelia Gutierrezia Gymnocarpium Gymnosteris Gynandropsis Hackelia Halenia Halimolobos Harmonia Harpogenella Hastingsia Hazardia Hecastocleis Hedeoma Hedera Hedychium Helenium Helianthella Helianthus Heliconia Heliomeris Heliopsis Heliotropium Helminthotheca Hemerocallis Hemigraphis Hemitomes Hemizonia Heracleum Hesperevax Hesperidanthus Hesperis Hesperocallis Hesperocyparis Hesperolinon Hesperoyucca Heterocentron Heteromeles Heterotheca Heuchera Hibiscus Hieracium Hilaria Hippeastrum Hippobroma Hippuris Hirschfeldia Hoffmannseggia Hoita Holcus Holmgrenanthe Holocarpha Holodiscus Hordeum Horkelia Horsfordia Hosackia Houstonia Hoya Hulsea Humulus Huperzia Hydrangea Hydrilla Hydrocotyle Hydrophyllum Hylocereus Hymenopappus Hymenothrix Hymenoxys Hypericum Hypochaeris Ilex Iliamna Impatiens Indigofera Ipomoea Ipomopsis Iris Isatis Isocoma Isolepis Iva Ivesia Ixora Jacquemontia Jamesia Jatropa Jatropha Jaumea Jeffersonia Jepsonia Johnstonella Juglans Juncus Juniperus Justicia Kadua Kalanchoe Kalmia Keckiella Kelloggia Kochia Koeleria Kopsiopsis Krameria Krascheninnikovia Kyllinga Lactuca Ladeania Lagurus Lamarckia Lamium Langloisia Lantana Laportea Lappula Lapsana Larix Larrea Lastarriaea Lasthenia Lathyrus Layia Leersia Lemna Leonotis Leontodon Lepechinia Lepidium Lepidospartum Lepisorus Leptecophylla Leptosiphon Leptosyne Lessingia Leucaena Leucanthemum Leucothoe Lewisia Liatris Ligusticum Lilaeopsis Lilium Limnanthes Limonium Linanthus Linaria Linnaea Linum Lipochaeta Listera Lithophragma Lithospermum Lobelia Lobularia Loeseliastrum Logfia Lomatium Lonicera Lophocereus Lotus Ludwigia Luetkea Lunaria Lupinus Luzula Lycium Lycopodiella Lycopodium Lycopus Lyonothamnus Lyrocarpa Lysichiton Lysimachia Lythrum Macaranga Machaerina Maclura Macroptilium Madia Maianthemum Malacothamnus Malacothrix Malephora Malosma Malus Malva Malvaviscus Malvella Mammillaria Mangifera Marah Marina Marrubium Matricaria Matteuccia Medeola Medicago Medinilla Melampodium Melanthera Melastoma Melica Melicope Melilotus Melissa Memanthes Menodora Mentha Mentzelia Menyanthes Merremia Mertensia Mesembryanthemum Metastelma Metrosideros Michelia Miconia Micranthes Microlepia Micropus Microseris Microsteris Mimosa Mirabilis Mitchella Mitella Mitellastra Moehringia Molineria Momordica Monarda Monardella Monolepis Monolopia Monoptilon Monotropa Monstera Montia Morella Morinda Mucuna Muehlenbeckia Muhlenbergia Muilla Myoporum Myosotis Myrica Myriophyllum Myriopteris Myrsine Myrtillocactus Myrtus Nama Narcissus Narthecium Nasturtium Navarretia Necomarica Nemacaulis Nemacladus Nemophila Neoregelia Neostapfia Nephrolepis Nicolletia Nicotiana Noccaea Nolina Nopalea Nothochelone Notholithocarpus Nuphar Nuttallanthus Nymphaea Ocimum Odontosoria Odontostomum Oemleria Oenanthe Oenothera Olneya Onoclea Oplismenus Opuntia Oreocarya Oreostemma Origanum Ornithostaphylos Orobanche Orthilia Orthocarpus Orthosiphon Osmorhiza Osmunda Osteomeles Ostrya Oxalis Oxypolis Oxyria Oxytheca Oxytropis Pachycereus Pachycormus Pachystachys Packera Paederia Paeonia Palafoxia Panax Pandanus Panicum Papaver Parentucellia Parietaria Parkinsonia Parnassia Parryella Parthenium Parthenocissus Paspalum Passiflora Paxistima Pectiantia Pectis Pectocarya Pedicularis Pediomelum Pellaea Peltophorum Pennellia Pennisetum Penstemon Pentagramma Pentas Peraphyllum Pericome Perideridia Peritoma Perityle Persicaria Petalonyx Petasites Petradoria Petrea Petrophytum Petrorhagia Peucephyllum Phacelia Phalaris Phaseolus Philadelphus Phlebodium Phleum Phlox Phoenicaulis Pholisma Pholistoma Phoradendron Phragmites Phyla Phyllodoce Phyllostachys Phymatosorus Physalis Physaria Physocarpus Phytolacca Picea Pickeringia Picradeniopsis Pimpinella Pinguicula Pinus Piper Piperia Pipturus Pittosporum Pityrogramma Plagiobothrys Plantago Platanthera Platanus Platystemon Plectritis Pleurocoronis Pleuropogon Pluchea Poa Podophyllum Pogogyne Polanisia Polemonium Polygala Polygonatum Polygonella Polygonum Polymnia Polypodium Polypogon Polystichum Populus Porophyllum Portulaca Potamogeton Potentilla Poterium Prenanthella Prenanthes Primula Pritchardia Proboscidea Prosartes Prosopis Prunella Prunus Psathyrotes Pseudobahia Pseudocymopterus Pseudognaphalium Pseudotrillium Pseudotsuga Psidium Psilocarphus Psilostrophe Psilotum Psorothamnus Psychotria Ptelea Pteridium Pterospora Pterostegia Purshia Pyrola Pyrrocoma Quercus Rafinesquia Raillardella Ranunculus Raphanus Ratibida Rhamnus Rhaponticum Rhinotropis Rhizophora Rhodiola Rhododendron Rhus Ribbonia Ribes Ricinus Rigiopappus Robinia Romanzoffia Romneya Romulea Rorippa Rosa Rubus Rudbeckia Rumex Rupertia Ruta Sabulina Sadleria Sagittaria Salicornia Salix Salsola Saltugilia Salvia Sambucus Sanguinaria Sanicula Santalum Sanvitalia Saponaria Sarcobatus Sarcodes Sarracenia Saxifraga Scaevola Scandix Sceptridium Schefflera Schinus Schizachyrium Schizotechium Schoenoplectus Scilla Scirpus Sclerocactus Scleropogon Scoliopus Scopulophila Scrophularia Scutellaria Sedella Sedum Selaginella Senecio Senegalia Senna Sequoia Sequoiadendron Sesbania Sesuvium Setaria Shepherdia Sherardia Sibbaldia Sida Sidalcea Silene Silphium Silybum Simmondsia Sinapis Sisymbrium Sisyrinchium Smilax Solanum Solidago Sonchus Sophora Sorbus Sparganium Spartina Spartium Spathodea Spathoglottis Spergula Spergularia Spermacoce Sphaeralcea Sphaeromeria Sphagneticola Spiraea Spiranthes Sporobolus Stachys Stachytarpheta Stanleya Stellaria Stenanthium Stenocereus Stenotus Stephanomeria Stereocaulon Stillingia Stipa Streptanthella Streptanthus Streptopus Strobilanthes Struthiopteris Stylocline Styrax Suaeda Swallenia Symphoricarpos Symphyotrichum Symplocarpus Synedrella Synthyris Syntrichopappus Syringa Syzygium Tabebuia Tabernaemontana Tacca Talipariti Tamarix Tanacetum Tapeinochilos Taraxacum Taraxia Tauschia Taxus Teesdalia Tellima Terminalia Tetracoccus Tetradymia Tetragonia Tetramolopium Tetraneuris Tetrapteron Teucrium Thalictrum Thamnosma Thaspium Thelesperma Thelypodium Thelypteris Thermopsis Thespesia Thevetia Thuja Thunbergia Thymophylla Thymus Thysanocarpus Tiarella Tidestromia Tilia Tiquilia Tithonia Tolmiea Tonella Tonestus Torenia Torilis Torreya Tournefortia Townsendia Toxicodendron Toxicoscordion Tradescantia Tragia Tragopogon Transberingia Trautvetteria Triantha Tribolium Tribulus Trichophorum Trichoptilium Trichostema Tridax Trientalis Trifolium Triglochin Trillium Triodanis Triphysaria Trisetum Triteleia Triumfetta Trixis Tropaeolum Tsuga Turritis Typha Ulex Ulmus Umbellularia Unknown Unknown_Artemisia Unknown_Asteraceae Unknown_Bolboschoenus Unknown_Carex Unknown_Caryophyllaceae Unknown_Chenopodiaceae Unknown_Crassulaceae Unknown_Eriogonum Unknown_Fritillaria Unknown_Juncus Unknown_Lamiaceae Unknown_Oenothera Unknown_Parietaria Unknown_Plagiobothrys Unknown_Poaceae Unknown_Polemoniaceae Unknown_Polygonaceae Unknown_Spartina Unknown_poaceae Uropappus Urospermum Urtica Uvularia Vaccinium Valeriana Vancouveria Vandenboschia Venegasia Veratrum Verbascum Verbena Verbesina Veronica Viburnum Vicia Vigna Vinca Viola Viscainoa Vitex Vitis Volutaria Wahlenbergia Waltheria Washingtonia Wedelia Weigela Whipplea Wikstroemia Woodsia Woodwardia Wyethia Xanthisma Xanthium Xerophyllum Xylococcus Xylorhiza Yabea Yucca Zantedeschia Zeltnera Zingiber Zinnia Ziziphus Select one or more taxa. none

Third Genus

Genus none Abies Abronia Abrus Abutilon Acacia Acaena Acalypha Acamptopappus Acanthomintha Acanthoscyphus Acer Achillea Achlys Achyrachaena Achyronychia Acmispon Aconitum Aconogonon Acourtia Actaea Adelinia Adenocaulon Adenophorus Adenophyllum Adenostoma Adiantum Adlumia Adolphia Aesculus Agalinis Agastache Agave Ageratina Ageratum Agoseris Agrimonia Agrostis Ailanthus Aira Albizia Alcea Aletes Aleurites Aliciella Alisma Allamanda Allenrolfea Alliaria Allionia Allium Allophyllum Allotropa Alnus Alocasia Alpinia Alternanthera Amaranthus Amaryllis Amauria Amblyopappus Ambrosia Amelanchier Ammophila Amorpha Amphicarpaea Amphipappus Amphiscirpus Amsinckia Amsonia Ananas Anaphalis Ancistrocarphus Andersonglossum Andromeda Andropogon Androsace Anemone Anemopsis Angelica Anisocarpus Anisocoma Annona Antennaria Anthemis Anthurium Anticlea Antirrhinum Anulocaulis Aphanes Aphelandra Aphyllon Apiastrum Apium Apocynum Aquilegia Arabidopsis Arabis Aralia Arbutus Arceuthobium Arctium Arctomecon Arctostaphylos Arctotheca Ardisia Arenaria Argemone Argyranthemum Argyrochosma Argyroxiphium Arisaema Aristida Aristolochia Armeria Arnica Artemisia Arthrocnemum Artocarpus Arum Aruncus Arundina Arundo Asarum Asclepias Asparagus Aspidotis Asplenium Astelia Astragalus Astrolepis Asyneuma Asystasia Athyrium Atocion Atrichoseris Atriplex Avena Ayenia Azolla Baccharis Bacopa Bahia Bahiopsis Baileya Balsamorhiza Baptisia Barbarea Barleria Batis Bebbia Bellardia Bellis Berberis Berlandiera Bernardia Berteroa Berula Betula Bidens Bistorta Blechnum Blennosperma Blepharidachne Blepharizonia Bloomeria Boechera Boerhavia Bolboschoenus Bothriochloa Botrypus Bouteloua Bowlesia Boykinia Brachypodium Brahea Brandegea Brassica Brickellia Briza Brodiaea Bromus Broussaisia Brunfelsia Buddleja Bursera Butomus Caesalpinia Cakile Caladium Calamagrostis Calandrinia Calathea Calendula California Calliandra Calliscirpus Callitriche Calocedrus Calochortus Calophyllum Calopogon Caltha Calycadenia Calycanthus Calycoseris Calypso Calyptridium Calystegia Camassia Camissonia Camissoniopsis Campanula Canavalia Canna Capparis Capsella Cardamine Cardionema Cardiospermum Carduus Carex Carica Carpenteria Carpobrotus Carsonia Carya Cassiope Cassytha Castela Castilleja Casuarina Catharanthus Cattleya Caulanthus Caulophyllum Ceanothus Cecropia Celastrus Celtis Centaurea Centaurium Centranthus Centromadia Centrostegia Cephalanthera Cephalanthus Cerastium Cercis Cercocarpus Chaenactis Chaetadelpha Chaetopappa Chamaebatia Chamaebatiaria Chamaecrista Chamaecyparis Chamaesaracha Chamerion Cheilocostus Chelidonium Chelone Chenopodium Cherleria Chilopsis Chimaphila Chloris Chlorogalum Chloropyron Chorizanthe Chrysolepis Chrysothamnus Chylismia Cibotium Cichorium Cicuta Circaea Cirsium Cistanthe Cistus Clarkia Claytonia Clematis Clerodendrum Clidemia Clinopodium Clintonia Clusia Coccoloba Cocos Coffea Coix Coleogyne Collinsia Collomia Comandra Comarostaphylis Comarum Commelina Comptonia Condea Conicosia Conioselinum Conium Conopholis Convallaria Convolvulus Coprosma Coptis Corallorhiza Cordia Cordylanthus Cordyline Coreocarpus Coreopsis Corethrogyne Cornus Coronilla Cortaderia Corydalis Corylus Coryphantha Cosmos Costus Cotoneaster Cotula Couroupita Crassocephalum Crassula Crataegus Crepis Cressa Crinum Crocanthemum Crocosmia Crossosoma Crotalaria Croton Crypsis Cryptantha Cryptogramma Cryptotaenia Cucurbita Cuphea Curcuma Cuscuta Cycas Cyclachaena Cycloloma Cylindropuntia Cymopterus Cynara Cynodon Cynoglossum Cynosurus Cyperus Cypripedium Cyrtandra Cystopteris Cytisus Dalea Danthonia Darlingtonia Darmera Dasiphora Dasyochloa Datisca Datura Daucus Dedeckera Deinandra Delairea Delphinium Dendromecon Dennstaedtia Deschampsia Descurainia Desmanthus Desmodium Dianthus Dicentra Dichelostemma Dichorisandra Dicoria Dicranopteris Dieffenbachia Diervilla Dieteria Digitalis Digitaria Dimorphocarpa Dioscorea Diplacus Diplazium Dipsacus Dipterostemon Dirca Distichlis Ditaxis Dithyrea Dittrichia Dodonaea Doellingeria Downingia Draba Dracaena Dracocephalum Drosanthemum Drosera Drymocallis Dryopteris Dubautia Duchesnea Dudleya Dysphania Echinacea Echinocactus Echinocereus Echinochloa Echinodorus Echinomastus Echium Ehrendorferia Eichhornia Elaeagnus Elaphoglossum Eleocharis Elymus Emilia Emmenanthe Encelia Enceliopsis Enemion Ephedra Epidendrum Epifagus Epigaea Epilobium Epipactis Equisetum Eragrostis Erechtites Eremalche Eremocarya Eremogone Eremothera Eriastrum Ericameria Erigeron Eriodictyon Eriogonum Eriophyllum Erodium Eryngium Erysimum Erythranthe Erythrina Erythronium Eschscholzia Etlingera Eucalyptus Eucharis Eucnide Eucrypta Eulobus Euonymus Eupatorium Euphorbia Eurybia Eustoma Euthamia Eutrochium Evolvulus Extriplex Fagonia Fagus Fallopia Fallugia Ferocactus Festuca Fibrorhiza Ficus Filago Fimbristylis Flagaria Foeniculum Forestiera Fouquieria Fragaria Frangula Frankenia Frasera Fraxinus Fremontodendron Freycinetia Fritillaria Fumaria Funastrum Furcraea Gahnia Gaillardia Galium Gamochaeta Gardenia Garrya Gastridium Gaultheria Gaylussacia Gayophytum Genista Gentiana Gentianella Gentianopsis Geraea Geranium Geum Gilia Giliastrum Githopsis Glandularia Glebionis Glechoma Glehnia Globba Glossopetalon Glycyrrhiza Glyptopleura Gomphocarpus Goodyera Gossypium Gratiola Grayia Greeneocharis Grindelia Grusonia Gruvelia Gutierrezia Gymnocarpium Gymnosteris Gynandropsis Hackelia Halenia Halimolobos Harmonia Harpogenella Hastingsia Hazardia Hecastocleis Hedeoma Hedera Hedychium Helenium Helianthella Helianthus Heliconia Heliomeris Heliopsis Heliotropium Helminthotheca Hemerocallis Hemigraphis Hemitomes Hemizonia Heracleum Hesperevax Hesperidanthus Hesperis Hesperocallis Hesperocyparis Hesperolinon Hesperoyucca Heterocentron Heteromeles Heterotheca Heuchera Hibiscus Hieracium Hilaria Hippeastrum Hippobroma Hippuris Hirschfeldia Hoffmannseggia Hoita Holcus Holmgrenanthe Holocarpha Holodiscus Hordeum Horkelia Horsfordia Hosackia Houstonia Hoya Hulsea Humulus Huperzia Hydrangea Hydrilla Hydrocotyle Hydrophyllum Hylocereus Hymenopappus Hymenothrix Hymenoxys Hypericum Hypochaeris Ilex Iliamna Impatiens Indigofera Ipomoea Ipomopsis Iris Isatis Isocoma Isolepis Iva Ivesia Ixora Jacquemontia Jamesia Jatropa Jatropha Jaumea Jeffersonia Jepsonia Johnstonella Juglans Juncus Juniperus Justicia Kadua Kalanchoe Kalmia Keckiella Kelloggia Kochia Koeleria Kopsiopsis Krameria Krascheninnikovia Kyllinga Lactuca Ladeania Lagurus Lamarckia Lamium Langloisia Lantana Laportea Lappula Lapsana Larix Larrea Lastarriaea Lasthenia Lathyrus Layia Leersia Lemna Leonotis Leontodon Lepechinia Lepidium Lepidospartum Lepisorus Leptecophylla Leptosiphon Leptosyne Lessingia Leucaena Leucanthemum Leucothoe Lewisia Liatris Ligusticum Lilaeopsis Lilium Limnanthes Limonium Linanthus Linaria Linnaea Linum Lipochaeta Listera Lithophragma Lithospermum Lobelia Lobularia Loeseliastrum Logfia Lomatium Lonicera Lophocereus Lotus Ludwigia Luetkea Lunaria Lupinus Luzula Lycium Lycopodiella Lycopodium Lycopus Lyonothamnus Lyrocarpa Lysichiton Lysimachia Lythrum Macaranga Machaerina Maclura Macroptilium Madia Maianthemum Malacothamnus Malacothrix Malephora Malosma Malus Malva Malvaviscus Malvella Mammillaria Mangifera Marah Marina Marrubium Matricaria Matteuccia Medeola Medicago Medinilla Melampodium Melanthera Melastoma Melica Melicope Melilotus Melissa Memanthes Menodora Mentha Mentzelia Menyanthes Merremia Mertensia Mesembryanthemum Metastelma Metrosideros Michelia Miconia Micranthes Microlepia Micropus Microseris Microsteris Mimosa Mirabilis Mitchella Mitella Mitellastra Moehringia Molineria Momordica Monarda Monardella Monolepis Monolopia Monoptilon Monotropa Monstera Montia Morella Morinda Mucuna Muehlenbeckia Muhlenbergia Muilla Myoporum Myosotis Myrica Myriophyllum Myriopteris Myrsine Myrtillocactus Myrtus Nama Narcissus Narthecium Nasturtium Navarretia Necomarica Nemacaulis Nemacladus Nemophila Neoregelia Neostapfia Nephrolepis Nicolletia Nicotiana Noccaea Nolina Nopalea Nothochelone Notholithocarpus Nuphar Nuttallanthus Nymphaea Ocimum Odontosoria Odontostomum Oemleria Oenanthe Oenothera Olneya Onoclea Oplismenus Opuntia Oreocarya Oreostemma Origanum Ornithostaphylos Orobanche Orthilia Orthocarpus Orthosiphon Osmorhiza Osmunda Osteomeles Ostrya Oxalis Oxypolis Oxyria Oxytheca Oxytropis Pachycereus Pachycormus Pachystachys Packera Paederia Paeonia Palafoxia Panax Pandanus Panicum Papaver Parentucellia Parietaria Parkinsonia Parnassia Parryella Parthenium Parthenocissus Paspalum Passiflora Paxistima Pectiantia Pectis Pectocarya Pedicularis Pediomelum Pellaea Peltophorum Pennellia Pennisetum Penstemon Pentagramma Pentas Peraphyllum Pericome Perideridia Peritoma Perityle Persicaria Petalonyx Petasites Petradoria Petrea Petrophytum Petrorhagia Peucephyllum Phacelia Phalaris Phaseolus Philadelphus Phlebodium Phleum Phlox Phoenicaulis Pholisma Pholistoma Phoradendron Phragmites Phyla Phyllodoce Phyllostachys Phymatosorus Physalis Physaria Physocarpus Phytolacca Picea Pickeringia Picradeniopsis Pimpinella Pinguicula Pinus Piper Piperia Pipturus Pittosporum Pityrogramma Plagiobothrys Plantago Platanthera Platanus Platystemon Plectritis Pleurocoronis Pleuropogon Pluchea Poa Podophyllum Pogogyne Polanisia Polemonium Polygala Polygonatum Polygonella Polygonum Polymnia Polypodium Polypogon Polystichum Populus Porophyllum Portulaca Potamogeton Potentilla Poterium Prenanthella Prenanthes Primula Pritchardia Proboscidea Prosartes Prosopis Prunella Prunus Psathyrotes Pseudobahia Pseudocymopterus Pseudognaphalium Pseudotrillium Pseudotsuga Psidium Psilocarphus Psilostrophe Psilotum Psorothamnus Psychotria Ptelea Pteridium Pterospora Pterostegia Purshia Pyrola Pyrrocoma Quercus Rafinesquia Raillardella Ranunculus Raphanus Ratibida Rhamnus Rhaponticum Rhinotropis Rhizophora Rhodiola Rhododendron Rhus Ribbonia Ribes Ricinus Rigiopappus Robinia Romanzoffia Romneya Romulea Rorippa Rosa Rubus Rudbeckia Rumex Rupertia Ruta Sabulina Sadleria Sagittaria Salicornia Salix Salsola Saltugilia Salvia Sambucus Sanguinaria Sanicula Santalum Sanvitalia Saponaria Sarcobatus Sarcodes Sarracenia Saxifraga Scaevola Scandix Sceptridium Schefflera Schinus Schizachyrium Schizotechium Schoenoplectus Scilla Scirpus Sclerocactus Scleropogon Scoliopus Scopulophila Scrophularia Scutellaria Sedella Sedum Selaginella Senecio Senegalia Senna Sequoia Sequoiadendron Sesbania Sesuvium Setaria Shepherdia Sherardia Sibbaldia Sida Sidalcea Silene Silphium Silybum Simmondsia Sinapis Sisymbrium Sisyrinchium Smilax Solanum Solidago Sonchus Sophora Sorbus Sparganium Spartina Spartium Spathodea Spathoglottis Spergula Spergularia Spermacoce Sphaeralcea Sphaeromeria Sphagneticola Spiraea Spiranthes Sporobolus Stachys Stachytarpheta Stanleya Stellaria Stenanthium Stenocereus Stenotus Stephanomeria Stereocaulon Stillingia Stipa Streptanthella Streptanthus Streptopus Strobilanthes Struthiopteris Stylocline Styrax Suaeda Swallenia Symphoricarpos Symphyotrichum Symplocarpus Synedrella Synthyris Syntrichopappus Syringa Syzygium Tabebuia Tabernaemontana Tacca Talipariti Tamarix Tanacetum Tapeinochilos Taraxacum Taraxia Tauschia Taxus Teesdalia Tellima Terminalia Tetracoccus Tetradymia Tetragonia Tetramolopium Tetraneuris Tetrapteron Teucrium Thalictrum Thamnosma Thaspium Thelesperma Thelypodium Thelypteris Thermopsis Thespesia Thevetia Thuja Thunbergia Thymophylla Thymus Thysanocarpus Tiarella Tidestromia Tilia Tiquilia Tithonia Tolmiea Tonella Tonestus Torenia Torilis Torreya Tournefortia Townsendia Toxicodendron Toxicoscordion Tradescantia Tragia Tragopogon Transberingia Trautvetteria Triantha Tribolium Tribulus Trichophorum Trichoptilium Trichostema Tridax Trientalis Trifolium Triglochin Trillium Triodanis Triphysaria Trisetum Triteleia Triumfetta Trixis Tropaeolum Tsuga Turritis Typha Ulex Ulmus Umbellularia Unknown Unknown_Artemisia Unknown_Asteraceae Unknown_Bolboschoenus Unknown_Carex Unknown_Caryophyllaceae Unknown_Chenopodiaceae Unknown_Crassulaceae Unknown_Eriogonum Unknown_Fritillaria Unknown_Juncus Unknown_Lamiaceae Unknown_Oenothera Unknown_Parietaria Unknown_Plagiobothrys Unknown_Poaceae Unknown_Polemoniaceae Unknown_Polygonaceae Unknown_Spartina Unknown_poaceae Uropappus Urospermum Urtica Uvularia Vaccinium Valeriana Vancouveria Vandenboschia Venegasia Veratrum Verbascum Verbena Verbesina Veronica Viburnum Vicia Vigna Vinca Viola Viscainoa Vitex Vitis Volutaria Wahlenbergia Waltheria Washingtonia Wedelia Weigela Whipplea Wikstroemia Woodsia Woodwardia Wyethia Xanthisma Xanthium Xerophyllum Xylococcus Xylorhiza Yabea Yucca Zantedeschia Zeltnera Zingiber Zinnia Ziziphus Select one or more taxa. none

Fourth Genus

Genus none Abies Abronia Abrus Abutilon Acacia Acaena Acalypha Acamptopappus Acanthomintha Acanthoscyphus Acer Achillea Achlys Achyrachaena Achyronychia Acmispon Aconitum Aconogonon Acourtia Actaea Adelinia Adenocaulon Adenophorus Adenophyllum Adenostoma Adiantum Adlumia Adolphia Aesculus Agalinis Agastache Agave Ageratina Ageratum Agoseris Agrimonia Agrostis Ailanthus Aira Albizia Alcea Aletes Aleurites Aliciella Alisma Allamanda Allenrolfea Alliaria Allionia Allium Allophyllum Allotropa Alnus Alocasia Alpinia Alternanthera Amaranthus Amaryllis Amauria Amblyopappus Ambrosia Amelanchier Ammophila Amorpha Amphicarpaea Amphipappus Amphiscirpus Amsinckia Amsonia Ananas Anaphalis Ancistrocarphus Andersonglossum Andromeda Andropogon Androsace Anemone Anemopsis Angelica Anisocarpus Anisocoma Annona Antennaria Anthemis Anthurium Anticlea Antirrhinum Anulocaulis Aphanes Aphelandra Aphyllon Apiastrum Apium Apocynum Aquilegia Arabidopsis Arabis Aralia Arbutus Arceuthobium Arctium Arctomecon Arctostaphylos Arctotheca Ardisia Arenaria Argemone Argyranthemum Argyrochosma Argyroxiphium Arisaema Aristida Aristolochia Armeria Arnica Artemisia Arthrocnemum Artocarpus Arum Aruncus Arundina Arundo Asarum Asclepias Asparagus Aspidotis Asplenium Astelia Astragalus Astrolepis Asyneuma Asystasia Athyrium Atocion Atrichoseris Atriplex Avena Ayenia Azolla Baccharis Bacopa Bahia Bahiopsis Baileya Balsamorhiza Baptisia Barbarea Barleria Batis Bebbia Bellardia Bellis Berberis Berlandiera Bernardia Berteroa Berula Betula Bidens Bistorta Blechnum Blennosperma Blepharidachne Blepharizonia Bloomeria Boechera Boerhavia Bolboschoenus Bothriochloa Botrypus Bouteloua Bowlesia Boykinia Brachypodium Brahea Brandegea Brassica Brickellia Briza Brodiaea Bromus Broussaisia Brunfelsia Buddleja Bursera Butomus Caesalpinia Cakile Caladium Calamagrostis Calandrinia Calathea Calendula California Calliandra Calliscirpus Callitriche Calocedrus Calochortus Calophyllum Calopogon Caltha Calycadenia Calycanthus Calycoseris Calypso Calyptridium Calystegia Camassia Camissonia Camissoniopsis Campanula Canavalia Canna Capparis Capsella Cardamine Cardionema Cardiospermum Carduus Carex Carica Carpenteria Carpobrotus Carsonia Carya Cassiope Cassytha Castela Castilleja Casuarina Catharanthus Cattleya Caulanthus Caulophyllum Ceanothus Cecropia Celastrus Celtis Centaurea Centaurium Centranthus Centromadia Centrostegia Cephalanthera Cephalanthus Cerastium Cercis Cercocarpus Chaenactis Chaetadelpha Chaetopappa Chamaebatia Chamaebatiaria Chamaecrista Chamaecyparis Chamaesaracha Chamerion Cheilocostus Chelidonium Chelone Chenopodium Cherleria Chilopsis Chimaphila Chloris Chlorogalum Chloropyron Chorizanthe Chrysolepis Chrysothamnus Chylismia Cibotium Cichorium Cicuta Circaea Cirsium Cistanthe Cistus Clarkia Claytonia Clematis Clerodendrum Clidemia Clinopodium Clintonia Clusia Coccoloba Cocos Coffea Coix Coleogyne Collinsia Collomia Comandra Comarostaphylis Comarum Commelina Comptonia Condea Conicosia Conioselinum Conium Conopholis Convallaria Convolvulus Coprosma Coptis Corallorhiza Cordia Cordylanthus Cordyline Coreocarpus Coreopsis Corethrogyne Cornus Coronilla Cortaderia Corydalis Corylus Coryphantha Cosmos Costus Cotoneaster Cotula Couroupita Crassocephalum Crassula Crataegus Crepis Cressa Crinum Crocanthemum Crocosmia Crossosoma Crotalaria Croton Crypsis Cryptantha Cryptogramma Cryptotaenia Cucurbita Cuphea Curcuma Cuscuta Cycas Cyclachaena Cycloloma Cylindropuntia Cymopterus Cynara Cynodon Cynoglossum Cynosurus Cyperus Cypripedium Cyrtandra Cystopteris Cytisus Dalea Danthonia Darlingtonia Darmera Dasiphora Dasyochloa Datisca Datura Daucus Dedeckera Deinandra Delairea Delphinium Dendromecon Dennstaedtia Deschampsia Descurainia Desmanthus Desmodium Dianthus Dicentra Dichelostemma Dichorisandra Dicoria Dicranopteris Dieffenbachia Diervilla Dieteria Digitalis Digitaria Dimorphocarpa Dioscorea Diplacus Diplazium Dipsacus Dipterostemon Dirca Distichlis Ditaxis Dithyrea Dittrichia Dodonaea Doellingeria Downingia Draba Dracaena Dracocephalum Drosanthemum Drosera Drymocallis Dryopteris Dubautia Duchesnea Dudleya Dysphania Echinacea Echinocactus Echinocereus Echinochloa Echinodorus Echinomastus Echium Ehrendorferia Eichhornia Elaeagnus Elaphoglossum Eleocharis Elymus Emilia Emmenanthe Encelia Enceliopsis Enemion Ephedra Epidendrum Epifagus Epigaea Epilobium Epipactis Equisetum Eragrostis Erechtites Eremalche Eremocarya Eremogone Eremothera Eriastrum Ericameria Erigeron Eriodictyon Eriogonum Eriophyllum Erodium Eryngium Erysimum Erythranthe Erythrina Erythronium Eschscholzia Etlingera Eucalyptus Eucharis Eucnide Eucrypta Eulobus Euonymus Eupatorium Euphorbia Eurybia Eustoma Euthamia Eutrochium Evolvulus Extriplex Fagonia Fagus Fallopia Fallugia Ferocactus Festuca Fibrorhiza Ficus Filago Fimbristylis Flagaria Foeniculum Forestiera Fouquieria Fragaria Frangula Frankenia Frasera Fraxinus Fremontodendron Freycinetia Fritillaria Fumaria Funastrum Furcraea Gahnia Gaillardia Galium Gamochaeta Gardenia Garrya Gastridium Gaultheria Gaylussacia Gayophytum Genista Gentiana Gentianella Gentianopsis Geraea Geranium Geum Gilia Giliastrum Githopsis Glandularia Glebionis Glechoma Glehnia Globba Glossopetalon Glycyrrhiza Glyptopleura Gomphocarpus Goodyera Gossypium Gratiola Grayia Greeneocharis Grindelia Grusonia Gruvelia Gutierrezia Gymnocarpium Gymnosteris Gynandropsis Hackelia Halenia Halimolobos Harmonia Harpogenella Hastingsia Hazardia Hecastocleis Hedeoma Hedera Hedychium Helenium Helianthella Helianthus Heliconia Heliomeris Heliopsis Heliotropium Helminthotheca Hemerocallis Hemigraphis Hemitomes Hemizonia Heracleum Hesperevax Hesperidanthus Hesperis Hesperocallis Hesperocyparis Hesperolinon Hesperoyucca Heterocentron Heteromeles Heterotheca Heuchera Hibiscus Hieracium Hilaria Hippeastrum Hippobroma Hippuris Hirschfeldia Hoffmannseggia Hoita Holcus Holmgrenanthe Holocarpha Holodiscus Hordeum Horkelia Horsfordia Hosackia Houstonia Hoya Hulsea Humulus Huperzia Hydrangea Hydrilla Hydrocotyle Hydrophyllum Hylocereus Hymenopappus Hymenothrix Hymenoxys Hypericum Hypochaeris Ilex Iliamna Impatiens Indigofera Ipomoea Ipomopsis Iris Isatis Isocoma Isolepis Iva Ivesia Ixora Jacquemontia Jamesia Jatropa Jatropha Jaumea Jeffersonia Jepsonia Johnstonella Juglans Juncus Juniperus Justicia Kadua Kalanchoe Kalmia Keckiella Kelloggia Kochia Koeleria Kopsiopsis Krameria Krascheninnikovia Kyllinga Lactuca Ladeania Lagurus Lamarckia Lamium Langloisia Lantana Laportea Lappula Lapsana Larix Larrea Lastarriaea Lasthenia Lathyrus Layia Leersia Lemna Leonotis Leontodon Lepechinia Lepidium Lepidospartum Lepisorus Leptecophylla Leptosiphon Leptosyne Lessingia Leucaena Leucanthemum Leucothoe Lewisia Liatris Ligusticum Lilaeopsis Lilium Limnanthes Limonium Linanthus Linaria Linnaea Linum Lipochaeta Listera Lithophragma Lithospermum Lobelia Lobularia Loeseliastrum Logfia Lomatium Lonicera Lophocereus Lotus Ludwigia Luetkea Lunaria Lupinus Luzula Lycium Lycopodiella Lycopodium Lycopus Lyonothamnus Lyrocarpa Lysichiton Lysimachia Lythrum Macaranga Machaerina Maclura Macroptilium Madia Maianthemum Malacothamnus Malacothrix Malephora Malosma Malus Malva Malvaviscus Malvella Mammillaria Mangifera Marah Marina Marrubium Matricaria Matteuccia Medeola Medicago Medinilla Melampodium Melanthera Melastoma Melica Melicope Melilotus Melissa Memanthes Menodora Mentha Mentzelia Menyanthes Merremia Mertensia Mesembryanthemum Metastelma Metrosideros Michelia Miconia Micranthes Microlepia Micropus Microseris Microsteris Mimosa Mirabilis Mitchella Mitella Mitellastra Moehringia Molineria Momordica Monarda Monardella Monolepis Monolopia Monoptilon Monotropa Monstera Montia Morella Morinda Mucuna Muehlenbeckia Muhlenbergia Muilla Myoporum Myosotis Myrica Myriophyllum Myriopteris Myrsine Myrtillocactus Myrtus Nama Narcissus Narthecium Nasturtium Navarretia Necomarica Nemacaulis Nemacladus Nemophila Neoregelia Neostapfia Nephrolepis Nicolletia Nicotiana Noccaea Nolina Nopalea Nothochelone Notholithocarpus Nuphar Nuttallanthus Nymphaea Ocimum Odontosoria Odontostomum Oemleria Oenanthe Oenothera Olneya Onoclea Oplismenus Opuntia Oreocarya Oreostemma Origanum Ornithostaphylos Orobanche Orthilia Orthocarpus Orthosiphon Osmorhiza Osmunda Osteomeles Ostrya Oxalis Oxypolis Oxyria Oxytheca Oxytropis Pachycereus Pachycormus Pachystachys Packera Paederia Paeonia Palafoxia Panax Pandanus Panicum Papaver Parentucellia Parietaria Parkinsonia Parnassia Parryella Parthenium Parthenocissus Paspalum Passiflora Paxistima Pectiantia Pectis Pectocarya Pedicularis Pediomelum Pellaea Peltophorum Pennellia Pennisetum Penstemon Pentagramma Pentas Peraphyllum Pericome Perideridia Peritoma Perityle Persicaria Petalonyx Petasites Petradoria Petrea Petrophytum Petrorhagia Peucephyllum Phacelia Phalaris Phaseolus Philadelphus Phlebodium Phleum Phlox Phoenicaulis Pholisma Pholistoma Phoradendron Phragmites Phyla Phyllodoce Phyllostachys Phymatosorus Physalis Physaria Physocarpus Phytolacca Picea Pickeringia Picradeniopsis Pimpinella Pinguicula Pinus Piper Piperia Pipturus Pittosporum Pityrogramma Plagiobothrys Plantago Platanthera Platanus Platystemon Plectritis Pleurocoronis Pleuropogon Pluchea Poa Podophyllum Pogogyne Polanisia Polemonium Polygala Polygonatum Polygonella Polygonum Polymnia Polypodium Polypogon Polystichum Populus Porophyllum Portulaca Potamogeton Potentilla Poterium Prenanthella Prenanthes Primula Pritchardia Proboscidea Prosartes Prosopis Prunella Prunus Psathyrotes Pseudobahia Pseudocymopterus Pseudognaphalium Pseudotrillium Pseudotsuga Psidium Psilocarphus Psilostrophe Psilotum Psorothamnus Psychotria Ptelea Pteridium Pterospora Pterostegia Purshia Pyrola Pyrrocoma Quercus Rafinesquia Raillardella Ranunculus Raphanus Ratibida Rhamnus Rhaponticum Rhinotropis Rhizophora Rhodiola Rhododendron Rhus Ribbonia Ribes Ricinus Rigiopappus Robinia Romanzoffia Romneya Romulea Rorippa Rosa Rubus Rudbeckia Rumex Rupertia Ruta Sabulina Sadleria Sagittaria Salicornia Salix Salsola Saltugilia Salvia Sambucus Sanguinaria Sanicula Santalum Sanvitalia Saponaria Sarcobatus Sarcodes Sarracenia Saxifraga Scaevola Scandix Sceptridium Schefflera Schinus Schizachyrium Schizotechium Schoenoplectus Scilla Scirpus Sclerocactus Scleropogon Scoliopus Scopulophila Scrophularia Scutellaria Sedella Sedum Selaginella Senecio Senegalia Senna Sequoia Sequoiadendron Sesbania Sesuvium Setaria Shepherdia Sherardia Sibbaldia Sida Sidalcea Silene Silphium Silybum Simmondsia Sinapis Sisymbrium Sisyrinchium Smilax Solanum Solidago Sonchus Sophora Sorbus Sparganium Spartina Spartium Spathodea Spathoglottis Spergula Spergularia Spermacoce Sphaeralcea Sphaeromeria Sphagneticola Spiraea Spiranthes Sporobolus Stachys Stachytarpheta Stanleya Stellaria Stenanthium Stenocereus Stenotus Stephanomeria Stereocaulon Stillingia Stipa Streptanthella Streptanthus Streptopus Strobilanthes Struthiopteris Stylocline Styrax Suaeda Swallenia Symphoricarpos Symphyotrichum Symplocarpus Synedrella Synthyris Syntrichopappus Syringa Syzygium Tabebuia Tabernaemontana Tacca Talipariti Tamarix Tanacetum Tapeinochilos Taraxacum Taraxia Tauschia Taxus Teesdalia Tellima Terminalia Tetracoccus Tetradymia Tetragonia Tetramolopium Tetraneuris Tetrapteron Teucrium Thalictrum Thamnosma Thaspium Thelesperma Thelypodium Thelypteris Thermopsis Thespesia Thevetia Thuja Thunbergia Thymophylla Thymus Thysanocarpus Tiarella Tidestromia Tilia Tiquilia Tithonia Tolmiea Tonella Tonestus Torenia Torilis Torreya Tournefortia Townsendia Toxicodendron Toxicoscordion Tradescantia Tragia Tragopogon Transberingia Trautvetteria Triantha Tribolium Tribulus Trichophorum Trichoptilium Trichostema Tridax Trientalis Trifolium Triglochin Trillium Triodanis Triphysaria Trisetum Triteleia Triumfetta Trixis Tropaeolum Tsuga Turritis Typha Ulex Ulmus Umbellularia Unknown Unknown_Artemisia Unknown_Asteraceae Unknown_Bolboschoenus Unknown_Carex Unknown_Caryophyllaceae Unknown_Chenopodiaceae Unknown_Crassulaceae Unknown_Eriogonum Unknown_Fritillaria Unknown_Juncus Unknown_Lamiaceae Unknown_Oenothera Unknown_Parietaria Unknown_Plagiobothrys Unknown_Poaceae Unknown_Polemoniaceae Unknown_Polygonaceae Unknown_Spartina Unknown_poaceae Uropappus Urospermum Urtica Uvularia Vaccinium Valeriana Vancouveria Vandenboschia Venegasia Veratrum Verbascum Verbena Verbesina Veronica Viburnum Vicia Vigna Vinca Viola Viscainoa Vitex Vitis Volutaria Wahlenbergia Waltheria Washingtonia Wedelia Weigela Whipplea Wikstroemia Woodsia Woodwardia Wyethia Xanthisma Xanthium Xerophyllum Xylococcus Xylorhiza Yabea Yucca Zantedeschia Zeltnera Zingiber Zinnia Ziziphus Select one or more taxa. none