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This page provides a complete list to taxa that have images. Use the controls below to browse and search for images by family, genus, or species.
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Select a Genus to see species list.
Abelmoschus
Abies
Abietinella
Abronia
Abrus
Abutilon
Acacia
Acaena
Acalypha
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Acanthochiton
Acanthomintha
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Aconogonum
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Acosta
Acourtia
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Adolphia
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Alyssum
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Amblyodon
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Amblyopappus
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Amerosedum
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Ammophila
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Amoreuxia
Amorpha
Ampelothamnus
Amphiachyris
Amphianthus
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Amphicarpum
Amphidium
Amphilophium
Amphipappus
Amphiscirpus
Amsinckia
Amsonia
Anacamptodon
Anacolia
Anagallis
Anaphalis
Anastrophyllum
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Ancistrocarphus
Andrachne
Andreaea
Andreaeobryum
Andromeda
Andropogon
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Androstephium
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Anthemis
Anthericum
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Arctophila
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Arctous
Ardisia
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Argemone
Argentina
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Argythamnia
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Arisaema
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Armeria
Armoracia
Arnellia
Arnica
Arrhenatherum
Artemisia
Arthraxon
Arthrocnemum
Aruncus
Arundinaria
Arundinella
Arundo
Asarum
Aschisma
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Asclepias
Ascyrum
Asimina
Askellia
Asparagus
Asperugo
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Asplenium
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Astragalus
Astranthium
Astrolepis
Athalamia
Athyrium
Athysanus
Atractylocarpus
Atragene
Atrichoseris
Atrichum
Atriplex
Aulacommium
Aulacomnium
Aureolaria
Avena
Avenella
Avenula
Avicennia
Axonopus
Axyris
Azaleastrum
Azolla
Baccharis
Bacopa
Baeria
Bahia
Baileya
Balsamita
Balsamorhiza
Baptisia
Barbarea
Barbula
Barkleyanthus
Bartonia
Bartramia
Bartramiopsis
Bartsia
Bassia
Bastardia
Batis
Batrachium
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Bebbia
Beckmannia
Befaria
Belamcanda
Bellis
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Berchemia
Bergia
Berlandiera
Bernardia
Berteroa
Berula
Besseya
Bestia
Beta
Betula
Bidens
Bifora
Bigelowia
Bignonia
Bistorta
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Blepharidachne
Blepharipappus
Blepharoneuron
Blepharostoma
Blephilia
Bletia
Blindia
Bloomeria
Blysmus
Bocconia
Boechera
Boerhavia
Bogenhardia
Boisduvalia
Bolboschoenus
Bolophyta
Boltonia
Bonamia
Borago
Borrichia
Boschniakia
Bothriochloa
Botrychium
Botrypus
Bouchetia
Bougainvillea
Bouteloua
Bowlesia
Brachelyma
Brachiaria
Brachyactis
Brachydontium
Brachymenium
Brachypodium
Brachystigma
Brachythecium
Brandegea
Brassica
Braunia
Braya
Brazoria
Breea
Breidleria
Breitungia
Brevipodium
Brickellia
Brintonia
Briza
Brodiaea
Bromelia
Bromelica
Bromopsis
Bromus
Brothera
Brotherella
Broussonetia
Bruchia
Brugmansia
Brunfelsia
Brunnichia
Bryhnia
Bryoandersonia
Bryobrittonia
Bryoerythrophyllum
Bryohaplocladium
Bryolawtonia
Bryonia
Bryoxiphium
Bryum
Bucegia
Buchloë
Buchnera
Bucida
Buddleja
Buglossoides
Bulbostylis
Bupleurum
Bursera
Butomus
Buxbaumia
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Calamagrostis
Calamintha
Calamovilfa
Calandrinia
Calathiana
Calibrachoa
Calla
Callaeum
Calliandra
Callicladium
Calliergon
Calliergonella
Callirhoë
Callistemon
Callitriche
Calochortus
Calopogon
Caltha
Calycadenia
Calycanthus
Calycoseris
Calylophus
Calymmandra
Calymperes
Calypogeia
Calypso
Calyptocarpus
Calyptridium
Calystegia
Camassia
Camelina
Camissonia
Campanula
Campsis
Campylium
Campylophyllum
Campylopus
Campylostelium
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Canna
Cannabis
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Capparis
Capsella
Capsicum
Caragana
Cardamine
Cardaria
Cardionema
Carduus
Carex
Carica
Carminatia
Carpenteria
Carphephorus
Carphochaete
Carpinus
Carpobrotus
Carthamus
Carum
Carya
Caryopteris
Casearia
Cassia
Cassiope
Castalia
Castanea
Castilla
Castilleja
Casuarina
Catabrosa
Catalpa
Catharanthus
Catoscopium
Caucalis
Caudalejeunea
Caulanthus
Caulophyllum
Caulostramina
Ceanothus
Ceiba
Celastrus
Celtis
Cenchrus
Centaurea
Centaurium
Centella
Centrosema
Centrostegia
Cephalozia
Cephaloziella
Cerastium
Cerasus
Ceratocephala
Ceratochloa
Ceratodon
Ceratolejeunea
Ceratophyllum
Cercidium
Cercis
Cercocarpus
Cestrum
Cevallia
Chaenactis
Chaenomeles
Chaenorhinum
Chaenorrhinum
Chaerophyllum
Chaetadelpha
Chaetium
Chaetopappa
Chamaebatia
Chamaebatiaria
Chamaechaenactis
Chamaecrista
Chamaedaphne
Chamaemorus
Chamaepericlymenum
Chamaerhodos
Chamaesaracha
Chamaesyce
Chamerion
Chamomilla
Chandonanthus
Chaptalia
Charpentiera
Chasmanthium
Cheilanthes
Cheilolejeunea
Chelidonium
Chelone
Chenopodium
Chilianthus
Chilopsis
Chiloscyphus
Chimaphila
Chiogenes
Chionanthus
Chionophila
Chloracantha
Chloris
Chlorocrepis
Chlorogalum
Chondrilla
Chondrophylla
Chondrosum
Chonecolea
Chorisiva
Chorispora
Chorizanthe
Chromolaena
Chrysactinia
Chrysanthemum
Chrysobalanus
Chrysogonum
Chrysolepis
Chrysoma
Chrysopsis
Chrysosplenium
Chrysothamnus
Chusquea
Cicer
Cichorium
Ciclospermum
Cicuta
Ciliaria
Cimicifuga
Cinclidium
Cinna
Circaea
Cirriphyllum
Cirsium
Cissampelos
Citrullus
Cladium
Cladopodiella
Cladothamnus
Cladothrix
Cladrastis
Claopodium
Claoxylon
Clarkia
Clasmatodon
Claytonia
Cleistes
Clematis
Clementsia
Cleome
Cleomella
Clermontia
Clethra
Clevea
Cliftonia
Climacium
Clinopodium
Clitoria
Cnestrum
Cnicus
Cnidium
Cnidoscolus
Coccoloba
Cocculus
Cochemiea
Cochlearia
Cochleariopsis
Cockerellia
Coeloglossum
Coldenia
Coleogyne
Collinsia
Collinsonia
Collomia
Cologania
Cololejeunea
Colpodium
Colubrina
Colutea
Comandra
Comarostaphylis
Comarum
Comastoma
Commelina
Commelinantia
Commicarpus
Comptonia
Conardia
Condalia
Conimitella
Conioselinum
Conium
Conobea
Conocarpus
Conocephalum
Conoclinium
Conopholis
Conosilene
Conostomum
Conradina
Conringia
Consolida
Convallaria
Convolvulus
Conyza
Cooperia
Coptis
Corallorhiza
Cordia
Cordylanthus
Cordyline
Corema
Coreocarpus
Coreopsis
Corethrogyne
Coriandrum
Coriflora
Corispermum
Cornus
Coronaria
Coronilla
Coronopus
Cortaderia
Corydalis
Corylus
Corynopuntia
Coryphantha
Coscinodon
Cosmos
Cotinus
Cotoneaster
Cottea
Cotula
Coursetia
Cracca
Crassula
Crataegus
Cratoneuron
Crepis
Cressa
Crinum
Critesion
Crocanthemum
Croptilon
Crossidium
Crossosoma
Crossotolejeunea
Crotalaria
Croton
Crotonopsis
Crumia
Crunocallis
Cryphaea
Crypsis
Cryptantha
Cryptogramma
Cryptomitrium
Cryptotaenia
Ctenidium
Ctenium
Cucurbita
Cunila
Cuphea
Cuscuta
Cusickiella
Cuthbertia
Cyclachaena
Cycladenia
Cyclanthera
Cyclodictyon
Cycloloma
Cyclospermum
Cydonia
Cylactis
Cylindropuntia
Cylindropyrum
Cymbalaria
Cymophyllus
Cymopterus
Cynanchum
Cynoctonum
Cynodon
Cynodontium
Cynoglossum
Cynosurus
Cyperus
Cyphomeris
Cypripedium
Cypselea
Cyrilla
Cyrto-hypnum
Cyrtomnium
Cyrtorhyncha
Cystopteris
Cytisus
Dactylis
Dactyloctenium
Dactylorhiza
Dahlia
Dalbergia
Dalea
Dalechampia
Damasonium
Danthonia
Dasylirion
Dasynotus
Dasyochloa
Datisca
Datura
Daubentonia
Daucus
Decodon
Decumaria
Dedeckera
Delonix
Delphinium
Dendranthema
Dendroalsia
Dendromecon
Dendropanax
Deschampsia
Descurainia
Desmanthus
Desmatodon
Desmodium
Dialium
Dianthelia
Dianthus
Diapensia
Diarrhena
Dicentra
Dicerandra
Dichanthelium
Dichanthium
Dichelostemma
Dichelyma
Dichodon
Dichodontium
Dichondra
Dicoria
Dicranella
Dicranocarpus
Dicranodontium
Dicranoweisia
Dicranum
Didymodon
Diervilla
Dieteria
Digitalis
Digitaria
Dimorphocarpa
Dionaea
Dioscorea
Diospyros
Diphylleia
Diphyscium
Diplachne
Diplacus
Diplophyllum
Diplotaxis
Dipsacus
Discelium
Distegia
Distichium
Distichlis
Ditaxis
Dithyrea
Ditrichum
Dodecatheon
Doellingeria
Donrichardsia
Douglasia
Douinia
Dovyalis
Downingia
Draba
Dracocephalum
Draperia
Drepanocladus
Drepanolejeunea
Drosera
Drummondia
Dryas
Drymaria
Drymocallis
Dryopetalon
Dryopteris
Dryptodon
Duchesnea
Dudleya
Dugaldia
Dulichium
Dumortiera
Dupontia
Dyssodia
Eccremidium
Echeandia
Echeveria
Echinacea
Echinocereus
Echinochloa
Echinocystis
Echinodorus
Echinopepon
Echinops
Echium
Eclipta
Ehretia
Ehrharta
Eichhornia
Elaeagnus
Elaeocarpus
Elatine
Eleocharis
Elephantopus
Eleusine
Ellisia
Elodea
Elyleymus
Elymus
Elyonurus
Elytrigia
Emmenanthe
Empetrum
Encalypta
Encelia
Enceliopsis
Engelmannia
Entada
Entodon
Entosthodon
Ephedra
Ephemerum
Epicampes
Epidendrum
Epifagus
Epigaea
Epilobium
Epipactis
Epiphyllum
Epipterygium
Equisetum
Eragrostis
Erechtites
Eremalche
Eremocarpus
Eremocarya
Eremochloa
Eremocrinum
Eremogone
Eremopyrum
Erianthus
Eriastrum
Erica
Ericameria
Erigeron
Eriocaulon
Eriochloa
Eriodictyon
Eriogonum
Erioneuron
Eriophorum
Eriophyllum
Eritrichium
Eritrichum
Erocallis
Erodium
Erophila
Erpodium
Eruca
Eryngium
Erysimum
Erythrina
Erythrocoma
Erythronium
Eschscholzia
Escontria
Eucalyptus
Eucephalus
Euchlaena
Eucladium
Euclidium
Eucnide
Eucrypta
Eugenia
Eulalia
Eulophus
Euonymus
Euosmolejeunea
Eupatoriadelphus
Eupatorium
Euphorbia
Euphrasia
Euploca
Eurhynchium
Eurybia
Euryops
Eurytaenia
Eustachys
Eustoma
Eustylis
Euthamia
Eutrema
Evax
Evolvulus
Exochorda
Eysenhardtia
Fabronia
Facelis
Fagonia
Fagopyrum
Fagus
Falcaria
Fallopia
Fallugia
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Fauria
Felicia
Fendlera
Fendlerella
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Festuca
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Ficus
Filago
Filipendula
Fimbristylis
Fissidens
Flaveria
Fleischmannia
Floerkea
Florestina
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Flyriella
Foeniculum
Fontinalis
Forestiera
Forsellesia
Forsstroemia
Forsythia
Fossombronia
Fothergilla
Fouquieria
Fragaria
Frangula
Frankenia
Franseria
Frasera
Fraxinus
Fritillaria
Froelichia
Frullania
Fuchsia
Fuirena
Fumaria
Funaria
Funastrum
Gaillardia
Galactia
Galax
Galearis
Galeopsis
Galinsoga
Galium
Galphimia
Gamochaeta
Garberia
Garrya
Garysmithia
Gastridium
Gastrolychnis
Gaultheria
Gaura
Gaylussacia
Gayophytum
Gazania
Gelsemium
Genista
Gentiana
Gentianella
Gentianodes
Gentianopsis
Geocalyx
Geothallus
Geraea
Geranium
Gesneria
Geum
Gilia
Giliastrum
Gillenia
Githopsis
Glandularia
Glaucium
Glaux
Glechoma
Glecoma
Gleditsia
Glehnia
Glinus
Globulinella
Glossopetalon
Glottidium
Glyceria
Glycyrrhiza
Glyptopleura
Gnaphalium
Gochnatia
Gollania
Gomphrena
Gonolobus
Goodmania
Goodyera
Gormania
Gossypium
Gouania
Govenia
Grammica
Gratiola
Greggia
Grimmia
Grindelia
Grossheimia
Groutiella
Guadua
Guardiola
Guilleminea
Gutierrezia
Gymnocarpium
Gymnocladus
Gymnocolea
Gymnomitrion
Gymnopogon
Gymnosperma
Gymnosteris
Gymnostomum
Gynura
Gypsophila
Gyrothyra
Gyroweisia
Habenaria
Hackelia
Hackelochloa
Halenia
Halerpestes
Halimolobos
Halodule
Halogeton
Hamamelis
Hamatocaulis
Haplocladium
Haploesthes
Haplohymenium
Haplomitrium
Haplopappus
Haplophyton
Harbouria
Harpagonella
Harpalejeunea
Harpanthus
Harperella
Harrimanella
Hastingsia
Hazardia
Hecastocleis
Hecatonia
Hechtia
Hedeoma
Hedera
Hedosyne
Hedwigia
Hedyotis
Hedypnois
Hedysarum
Heimia
Heleastrum
Helenium
Heleochloa
Helianthella
Helianthemum
Helianthus
Helichrysum
Helicophyllum
Helictotrichon
Heliomeris
Heliopsis
Heliotropium
Helleborus
Helodium
Hemicarpha
Hemizonia
Henicodium
Heracleum
Herberta
Herbertus
Herissantia
Herniaria
Herpetineuron
Herrickia
Herzogiella
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Hesperis
Hesperocallis
Hesperochiron
Hesperolinon
Hesperostipa
Heteranthera
Heterocladium
Heterocodon
Heterogaura
Heteromeles
Heterophyllium
Heteropogon
Heterosperma
Heterospermum
Heterotheca
Heuchera
Hibiscus
Hieracium
Hierochloe
Hilaria
Hillebrandia
Hippochaete
Hippophae
Hippuris
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Hirschfeldia
Hoffmannseggia
Hoffmanseggia
Hofmeisteria
Hoita
Holcus
Hollisteria
Holmgrenia
Holocarpha
Holodiscus
Holosteum
Holozonia
Homalia
Homaliadelphus
Homalotheciella
Homalothecium
Homomallium
Honckenya
Hookeria
Hookeriopsis
Hordeum
Horkelia
Hornungia
Horsfordia
Hosackia
Howellia
Hudsonia
Hulsea
Humulus
Hunnemannia
Hunzikeria
Huperzia
Hura
Husnotiella
Hybanthus
Hydrangea
Hydrilla
Hydrochloa
Hydrocotyle
Hydrolea
Hydrophyllum
Hydrotrida
Hygroamblystegium
Hygrobiella
Hygrohypnum
Hylocomiastrum
Hylocomium
Hymenachne
Hymenocallis
Hymenoclea
Hymenopappus
Hymenostomum
Hymenothrix
Hymenoxys
Hyophila
Hyoscyamus
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Hypnum
Hypochaeris
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Hyssopus
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Ichnanthus
Ilex
Iliamna
Illicium
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Indigofera
Inga
Inula
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Ipomoea
Ipomopsis
Iresine
Iris
Isanthus
Isatis
Isocoma
Isolepis
Isomeris
Isopaches
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Isopterygiopsis
Isopterygium
Isothecium
Isotria
Isoëtes
Itea
Iva
Ivesia
Jacea
Jacquemontia
Jaegerina
Jaffueliobryum
Jaltomata
Jamesia
Jamesoniella
Janusia
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Jatropha
Jaumea
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Jungermannia
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Kallstroemia
Kalmia
Kalmiella
Kalmiopsis
Karwinskia
Keckiella
Kelseya
Kerria
Kiaeria
Kickxia
Kindbergia
Klugia
Knautia
Koanophyllon
Kobresia
Kochia
Koeleria
Koenigia
Kohleria
Kolkwitzia
Kosteletzkya
Krameria
Krascheninnikovia
Krigia
Kuhnia
Kuhnistera
Kurzia
Kyllinga
Lachnanthes
Lachnocaulon
Lacinaria
Lactuca
Laennecia
Lagascea
Lagerstroemia
Lagophylla
Lagotis
Laguncularia
Lamarckia
Lamium
Langloisia
Laphamia
Lappula
Lapsana
Larrea
Lasiacis
Lasianthaea
Lastarriaea
Lasthenia
Lathrocasis
Lathyrus
Lauro-cerasus
Lavandula
Lavatera
Layia
Leavenworthia
Lechea
Ledum
Leersia
Leibnitzia
Leiophyllum
Leiostemon
Leitneria
Lejeunea
Lemmonia
Lemna
Leonotis
Leontodon
Leonurus
Lepechinia
Lepidium
Lepidospartum
Lepidotheca
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Leptandra
Leptobryum
Leptochloa
Leptocolea
Leptodactylon
Leptodictyum
Leptodon
Leptodontium
Leptoglossis
Leptolejeunea
Leptoloma
Leptopterigynandrum
Leptoscyphus
Leptosiphon
Lepuropetalon
Lescuraea
Leskea
Leskeella
Lespedeza
Lesquerella
Lessingia
Leucacantha
Leucaena
Leucantha
Leucanthemum
Leucelene
Leucobryum
Leucocrinum
Leucodon
Leucojum
Leucolejeunea
Leucolepis
Leucophyllum
Leucophysalis
Leucopoa
Leucorchis
Leucospora
Leucosyris
Leucothoe
Levisticum
Lewisia
Leymus
Liatris
Licania
Lidia
Ligularia
Ligusticum
Ligustrum
Lilaea
Lilaeopsis
Lilium
Limnanthes
Limnobium
Limnodea
Limnophila
Limnosciadium
Limodorum
Limonium
Limosella
Limprichtia
Linanthastrum
Linanthus
Linaria
Lindbergia
Lindera
Lindernia
Linnaea
Linum
Liparis
Lipocarpha
Liquidambar
Liriodendron
Listera
Lithocarpus
Lithophragma
Lithospermum
Littorella
Lloydia
Lobelia
Lobularia
Loeflingia
Loeselia
Loeseliastrum
Loeskeobryum
Loeskypnum
Logfia
Loiseleuria
Lolium
Lomatium
Lomatogonium
Lonicera
Lopezia
Lophiola
Lophocereus
Lophochlaena
Lophocolea
Lopholejeunea
Lophozia
Lorentziella
Lotus
Ludwigia
Luetkea
Luina
Luisierella
Lunaria
Lunularia
Lupinus
Luziola
Luzula
Lychnis
Lycium
Lycopersicon
Lycopodium
Lycopus
Lycoris
Lycurus
Lygodesmia
Lyonia
Lyonothamnus
Lyrocarpa
Lysiella
Lysiloma
Lysimachia
Lythrum
Macbridea
Machaeranthera
Maclura
Macranthera
Macrocoma
Macrodiplophyllum
Macromeria
Macromitrium
Macronema
Macroptilium
Macrosiphonia
Madia
Magnolia
Mahonia
Maianthemum
Malacothamnus
Malacothrix
Malaxis
Malcolmia
Malperia
Malpighia
Malus
Malva
Malvastrum
Malvaviscus
Malvella
Mammillaria
Mancoa
Manfreda
Mangifera
Manihot
Manisuris
Mannia
Marah
Maranta
Marchantia
Margaranthus
Marina
Marrubium
Marsdenia
Marshallia
Marsilea
Marsupella
Mastigolejeunea
Mastigophora
Matelea
Matricaria
Matthiola
Maurandya
Mayaca
Maytenus
Mazus
Mecardonia
Medeola
Medicago
Meesia
Megalodonta
Melampodium
Melampyrum
Melandrium
Melanthera
Melanthium
Melia
Melica
Melilotus
Melothria
Menispermum
Menodora
Mentha
Mentzelia
Menyanthes
Menziesia
Merremia
Mertensia
Mesembryanthemum
Mesoptychia
Mesyniopsis
Mesynium
Metaneckera
Metastelma
Meteoriopsis
Metzgeria
Meximalva
Miconia
Micranthemum
Micranthes
Microchloa
Microlejeunea
Microlepidozia
Micromitrium
Micromonolepis
Micropus
Microrhamnus
Microseris
Microsteris
Microthlaspi
Mielichhoferia
Mikania
Milium
Milla
Miltitzia
Mimetanthe
Mimosa
Mimulus
Minuartia
Minuopsis
Mirabilis
Miscanthus
Mitella
Mitreola
Mittenothamnium
Mniobryum
Mnium
Modiola
Moehringia
Molendoa
Mollugo
Moluccella
Momordica
Monanthochloe
Monarda
Monardella
Moneses
Monnina
Monolepis
Monolopia
Monoptilon
Monotropa
Monotropsis
Monroa
Montia
Morangaya
Mortonia
Morus
Moussonia
Mucronea
Muhlenbergia
Muilla
Muntingia
Muscari
Muscaria
Musineon
Myagrum
Mylia
Myosotis
Myosoton
Myosurus
Myrcianthes
Myrica
Myrinia
Myriophyllum
Myrtillocactus
Myurella
Myuroclada
Najas
Nama
Nandina
Napaea
Narcissus
Nardia
Nardus
Narthecium
Nassella
Nasturtium
Naumburgia
Navarretia
Neckera
Neckeropsis
Nectouxia
Negundo
Nelumbo
Nemacaulis
Nemacladus
Nemastylis
Nemophila
Neocardotia
Neohyophila
Neolepia
Neolloydia
Neostapfia
Nepeta
Neptunia
Nerisyrenia
Nesaea
Neslia
Nestotus
Neviusia
Nicandra
Nicolletia
Nicotiana
Nissolia
Nitrophila
Noccaea
Nolina
Nothocalais
Nothochelone
Notholaena
Nothoscordum
Notothylas
Novosieversia
Nowellia
Nuphar
Nuttallia
Nyholmiella
Nymphaea
Nymphoides
Nyssa
Obolaria
Ocimum
Octoblepharum
Odontites
Odontoschisma
Odontostomum
Oedipodium
Oemleria
Oenanthe
Oenothera
Olea
Oligoneuron
Oligosporus
Oligotrichum
Olneya
Olsynium
Olyra
Omalotheca
Omphalodes
Oncophorus
Onobrychis
Onoclea
Onopordum
Onosmodium
Opizia
Oplismenus
Opuntia
Orbexilum
Orchis
Orcuttia
Oreas
Oreobatus
Oreobroma
Oreocarya
Oreochrysum
Oreonana
Oreoxis
Origanum
Ornithogalum
Ornithopus
Ornithostaphylos
Orobanche
Orochaenactis
Orogenia
Orontium
Orophaca
Orosedum
Orthilia
Orthocarpus
Orthodicranum
Orthodontium
Orthothecium
Orthotrichum
Oryctes
Oryza
Oryzopsis
Osmanthus
Osmorhiza
Ostrya
Ottelia
Oxalis
Oxybaphus
Oxycoccus
Oxydendrum
Oxymitra
Oxypolis
Oxyria
Oxyrrhynchium
Oxystylis
Oxytenia
Oxytheca
Oxytropis
Oönopsis
Pachycereus
Packera
Padus
Paeonia
Palafoxia
Palamocladium
Pallavicinia
Paludella
Panax
Panicum
Papaver
Papillaria
Pappophorum
Paraleucobryum
Parapholis
Parathesis
Parentucellia
Parietaria
Parkinsonia
Parnassia
Paronychia
Parrya
Parryella
Parthenice
Parthenium
Parthenocissus
Parvisedum
Pascopyrum
Paspalidium
Paspalum
Passiflora
Pastinaca
Pavonia
Paxistima
Paysonia
Pectis
Pectocarya
Pedicularis
Pediocactus
Pediomelum
Peganum
Pelargonium
Pellaea
Pellia
Peltandra
Pennellia
Pennisetum
Penstemon
Pentachaeta
Pentaphylloides
Penthorum
Peperomia
Peplis
Peraphyllum
Perezia
Pericome
Perideridia
Perityle
Perovskia
Persea
Persica
Persicaria
Petalonyx
Petasites
Peteria
Petradoria
Petrophyton
Petrophytum
Petrorhagia
Petroselinum
Petunia
Peucephyllum
Phacelia
Phaeoceros
Phalacroseris
Phalaris
Phalaroides
Phaseolus
Phaulothamnus
Phegopteris
Phemeranthus
Philadelphus
Philocrya
Philonotis
Philoxerus
Phippsia
Phleum
Phlox
Phoenicaulis
Pholisma
Pholistoma
Phoradendron
Photinia
Phragmites
Phryma
Phyla
Phyllanthus
Phyllodoce
Phyllostachys
Phymosia
Physalis
Physaria
Physcomitrella
Physcomitrium
Physocarpus
Physostegia
Phytolacca
Picea
Pickeringia
Picradenia
Picradeniopsis
Picris
Picrothamnus
Pieris
Pinaropappus
Pinguicula
Pinus
Piper
Piperia
Piptatherum
Piptochaetium
Pireella
Piscidia
Pisonia
Pistacia
Pistia
Pisum
Pithecellobium
Pittosporum
Pityopsis
Plagiobothrys
Plagiobryum
Plagiochasma
Plagiochila
Plagiomnium
Plagiopus
Plagiothecium
Plantago
Platanthera
Platanus
Platydictya
Platygyrium
Platylomella
Platyschkuhria
Platystemon
Plectocephalus
Plectocolea
Plectritis
Pleea
Pleiotaenia
Pleuricospora
Pleuridium
Pleurochaete
Pleuroclada
Pleurocoronis
Pleuropogon
Pleurozia
Pleuroziopsis
Pleurozium
Pluchea
Plumbago
Plumeria
Pneumonanthe
Poa
Pocilla
Podagrostis
Podistera
Podophyllum
Podospermum
Podostemum
Pogogyne
Pogonatum
Pogonia
Pohlia
Poinsettia
Polanisia
Polemoniella
Polemonium
Poliomintha
Polycarpon
Polyctenium
Polygala
Polygonatum
Polygonella
Polygonum
Polymnia
Polypodium
Polypogon
Polypremum
Polystichum
Polytaenia
Polytrichastrum
Polytrichum
Pontederia
Ponthieva
Populus
Porella
Porlieria
Porophyllum
Porotrichum
Porsildia
Portulaca
Potamogeton
Potentilla
Pottia
Preissia
Prenanthella
Prenanthes
Primula
Prionolobus
Prionopsis
Proatriplex
Proboscidea
Prockia
Prosartes
Proserpinaca
Prosopis
Prunella
Prunus
Psacalium
Psathyrostachys
Psathyrotes
Pseudobahia
Pseudobraunia
Pseudobryum
Pseudocrossidium
Pseudocymopterus
Pseudognaphalium
Pseudogynoxys
Pseudolepicolea
Pseudoleskea
Pseudoleskeella
Pseudoroegneria
Pseudoscleropodium
Pseudostellaria
Pseudotaxiphyllum
Pseudotsuga
Psidium
Psilocarphus
Psilocarya
Psilochenia
Psilopilum
Psilostrophe
Psoralea
Psoralidium
Psorothamnus
Psychrophila
Ptelea
Pteridium
Pterigynandrum
Pterocaulon
Pterogonium
Pterogonum
Pterospora
Pterostegia
Pterygoneurum
Ptilagrostis
Ptilidium
Ptilimnium
Ptilium
Ptychomitrium
Puccinellia
Pueraria
Pulicaria
Pulsatilla
Purshia
Pycnanthemum
Pylaisia
Pylaisiadelpha
Pylaisiella
Pyracantha
Pyrola
Pyrostegia
Pyrrhobryum
Pyrrhopappus
Pyrrocoma
Pyrus
Pyxidanthera
Quercus
Quincula
Racomitrium
Racopilum
Radula
Rafinesquia
Ranunculus
Raphanus
Rathbunia
Ratibida
Rauiella
Rauvolfia
Rayjacksonia
Reboulia
Rectolejeunea
Redfieldia
Reseda
Reverchonia
Reynoutria
Rhabdoweisia
Rhachithecium
Rhamnus
Rheum
Rhexia
Rhexophyllum
Rhinanthus
Rhipsalis
Rhizomnium
Rhodiola
Rhodobryum
Rhododendron
Rhodotypos
Rhus
Rhynchelytrum
Rhynchosia
Rhynchospora
Rhynchostegiella
Rhynchostegium
Rhytidiadelphus
Rhytidiopsis
Rhytidium
Rhytidomene
Ribes
Riccardia
Riccia
Ricinus
Riella
Rigiopappus
Rivina
Robinia
Roegneria
Roellia
Roemeria
Roldana
Romanzoffia
Romneya
Rorippa
Rosa
Rotala
Roubieva
Rubacer
Rubus
Rudbeckia
Rumex
Ruppia
Russelia
Rydbergia
Sabatia
Sabina
Saccharum
Sacciolepis
Saelania
Sageretia
Sagina
Sagittaria
Salazaria
Salicornia
Salix
Salsola
Salvia
Sambucus
Samolus
Sanguinaria
Sanguisorba
Sanicula
Sanionia
Santolina
Sanvitalia
Sapindus
Sapium
Saponaria
Sarcobatus
Sarcodes
Sarcostemma
Sartwellia
Sassafras
Satureja
Saussurea
Saxifraga
Scabiosa
Scabrethia
Scaevola
Scandix
Scapania
Schaefferia
Schedonnardus
Scheuchzeria
Schiedea
Schinus
Schismus
Schistidium
Schistostega
Schizachne
Schizachyrium
Schizomitrium
Schkuhria
Schlotheimia
Schoenocaulon
Schoenocrambe
Schoenoplectus
Schoepfia
Schofieldia
Schrankia
Schwalbea
Schwetschkeopsis
Scirpus
Scleranthus
Scleria
Sclerocactus
Sclerocarpus
Sclerochloa
Scleropodium
Scleropogon
Scolochloa
Scolymus
Scoparia
Scopelophila
Scopulophila
Scorpidium
Scouleria
Scribneria
Scrophularia
Scutellaria
Sebastiania
Secale
Sechium
Securidaca
Securigera
Sedella
Sedum
Selaginella
Selenia
Seligeria
Selinocarpus
Sematophyllum
Senecio
Senna
Serenoa
Sericocarpus
Serinia
Seriphidium
Sesamum
Sesbania
Sesuvium
Setaria
Seymeria
Shepherdia
Shinnersoseris
Shortia
Shoshonea
Sibara
Sibbaldia
Sibbaldiopsis
Sicyos
Sicyosperma
Sida
Sidalcea
Sideranthus
Sidopsis
Silene
Silphium
Silybum
Simsia
Sinapis
Siphonychia
Sisymbrium
Sisyrinchium
Sium
Smelowskia
Smilax
Solanum
Solidago
Soliva
Solmsiella
Sonchus
Sophora
Sophronanthe
Sorbaria
Sorbus
Sorghastrum
Sorghum
Sparganium
Spartina
Spartium
Spathulata
Spatularia
Spergula
Spergularia
Spergulastrum
Spermolepis
Sphaeralcea
Sphaeromeria
Sphaerophysa
Sphagnum
Sphenopholis
Sphenosciadium
Spinacia
Spiraea
Spiranthes
Spirodela
Splachnobryum
Splachnum
Spondias
Sporobolus
Spraguea
Sprekelia
Stachys
Stanleya
Stapelia
Steerecleus
Stegonia
Stellaria
Stemodia
Stenactis
Stenanthium
Stenocereus
Stenogonum
Stenolobium
Stenophyllus
Stenorrhynchos
Stenosiphon
Stenotaphrum
Stenotus
Stephanomeria
Stereophyllum
Stevia
Stillingia
Stipa
Stipulicida
Stokesia
Streptanthella
Streptanthus
Streptopus
Striga
Stroganowia
Strophostyles
Stuckenia
Stylocline
Stylomecon
Stylophorum
Stylosanthes
Suaeda
Subularia
Suckleya
Sullivantia
Swallenia
Swertia
Swida
Symblepharis
Symphoricarpos
Symphyotrichum
Symphytum
Synedrella
Syngonanthus
Synthlipsis
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Syntrichopappus
Syringa
Syrrhopodon
Tabebuia
Taeniatherum
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Takakia
Talinum
Tamarix
Tanacetum
Taraxacum
Targionia
Tauschia
Taxiphyllum
Taxithelium
Tayloria
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Telaranea
Telesonix
Teline
Teloxys
Tephroseris
Tephrosia
Terminalia
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Tetracoccus
Tetradymia
Tetragonia
Tetragonotheca
Tetraneuris
Tetraphis
Tetraplodon
Teucrium
Thalassia
Thalia
Thalictrum
Thamnium
Thamnobryum
Thaspium
Thelesperma
Thelia
Thellungiella
Thelocactus
Thelypodiopsis
Thelypodium
Thermopsis
Thevetia
Thinopyrum
Thlaspi
Thryallis
Thuidium
Thymophylla
Thymus
Thysanella
Thysanocarpus
Tibouchina
Tillandsia
Timmia
Timmiella
Tipularia
Tiquilia
Tithonia
Tithymalus
Tofieldia
Tomanthera
Tomenthypnum
Tomentypnum
Tonella
Tonestus
Torilis
Torreyochloa
Tortella
Tortula
Torularia
Toumeya
Tournefortia
Tovara
Townsendia
Toxicodendron
Toxicoscordion
Trachelospermum
Trachybryum
Trachypogon
Tracyina
Tradescantia
Tragia
Tragopogon
Tragus
Trautvetteria
Trematodon
Trepocarpus
Treubia
Triadica
Trianthema
Tribulus
Tricardia
Trichachne
Trichilia
Trichocolea
Trichocoronis
Trichodon
Trichophorum
Trichoptilium
Trichostema
Trichostigma
Trichostomum
Tridax
Tridens
Trientalis
Trifolium
Triglochin
Trilisa
Trillium
Trimorpha
Triniochloa
Triodanis
Triodia
Triosteum
Triphora
Triphysaria
Triplasis
Tripogon
Tripsacum
Tripterocalyx
Tripterocladium
Triquetrella
Trisetum
Tristachya
Triteleia
Triteleiopsis
Triticum
Tritomaria
Trixis
Trollius
Trophis
Tropidocarpum
Truellum
Tryphane
Turricula
Turritis
Tussilago
Typha
Ulex
Ulmus
Ulota
Umbellularia
Unamia
Ungnadia
Uniola
Urena
Uropappus
Urtica
Utricularia
Vaccaria
Vaccinium
Vahlodea
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Vallesia
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Varilla
Vaseyochloa
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Velezia
Venegasia
Ventenata
Venturiella
Veratrum
Verbascum
Verbena
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Vernonia
Veronica
Veronicastrum
Vesicularia
Vexibia
Viburnum
Vicia
Vigna
Viguiera
Vilfa
Vinca
Vincetoxicum
Viola
Virgulaster
Virgulus
Viscaria
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Vitis
Voitia
Vulpia
Waldsteinia
Warea
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Weberaster
Websteria
Wedelia
Weigela
Weinmannia
Weissia
Whipplea
Whitneya
Wigandia
Wijkia
Wilhelmsia
Wislizenia
Wissadula
Wolffia
Wolffiella
Woodsia
Wyethia
Xanthisma
Xanthium
Xanthocephalum
Ximenesia
Ximenia
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Xylococcus
Xylorhiza
Yabea
Yucca
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Zea
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Zizaniopsis
Zizia
Ziziphus
Zornia
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Zosterella
Zuckia
Zygodon
Zygophyllidium
Zygophyllum