Families, genera and species in North America Source: USDA, NRCS. 2009. The PLANTS Database (http://plants.usda.gov, 24 June 2009). National Plant Data Center, Baton Rouge, LA 70874-4490 USA.

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Caprifoliaceae Malvaceae Pinaceae Thuidiaceae Cyperaceae Nyctaginaceae Uncertain Lichen Family Fabaceae Stictidaceae Rosaceae Euphorbiaceae Asteraceae Cactaceae Lamiaceae Acanthaceae Acarosporaceae Pottiaceae Aceraceae Berberidaceae Poaceae Amaranthaceae Caryophyllaceae Calyceraceae Apiaceae Melastomataceae Solanaceae Arecaceae Ranunculaceae Acoraceae Acrobolbaceae Monoblastiaceae Lejeuneaceae Rutaceae Sematophyllaceae Caliciaceae Pteridaceae Actinidiaceae Schizaeaceae Bombacaceae Verrucariaceae Bacidiaceae Apocynaceae Grammitidaceae Fumariaceae Rhamnaceae Adoxaceae Bromeliaceae Orobanchaceae Verbenaceae Crassulaceae Sapotaceae Hippocastanaceae Zingiberaceae Podocarpaceae Scrophulariaceae Liliaceae Ericaceae Araucariaceae Agavaceae Phytolaccaceae Meliaceae Araceae Hymeneliaceae Agyriaceae Parmeliaceae Rubiaceae Simaroubaceae Lardizabalaceae Alectoriaceae Sapindaceae Polemoniaceae Alismataceae Boraginaceae Chenopodiaceae Brassicaceae Casuarinaceae Monotropaceae Betulaceae Aloaceae Iridaceae Leucodontaceae Cyatheaceae Physciaceae Meesiaceae Amblystegiaceae Orchidaceae Lythraceae Bixaceae Vitaceae Orthotrichaceae Bignoniaceae Porpidiaceae Fabroniaceae Anacardiaceae Bartramiaceae Primulaceae Jungermanniaceae Andreaeaceae Andreaeobryaceae Commelinaceae Lichinaceae Anemiaceae Saururaceae Vittariaceae Aneuraceae Marattiaceae Lauraceae Convolvulaceae Annonaceae Combretaceae Bryaceae Anomodontaceae Basellaceae Polygonaceae Antheliaceae Anthocerotaceae Pyrenulaceae Eremolepidaceae Trapeliaceae Dicranaceae Crossosomataceae Funariaceae Splachnaceae Cucurbitaceae Metzgeriaceae Aponogetonaceae Treubiaceae Aizoaceae Burmanniaceae Dryopteridaceae Araliaceae Asclepiadaceae Viscaceae Archidiaceae Papaveraceae Arctomiaceae Lecanoraceae Myrsinaceae Aristolochiaceae Elaeocarpaceae Plumbaginaceae Arnelliaceae Arthoniaceae Arthopyreniaceae Arthrorhaphidaceae Catillariaceae Moraceae Chloranthaceae Porellaceae Malpighiaceae Aspleniaceae Aytoniaceae Mycocaliciaceae Thelotremataceae Saxifragaceae Trypetheliaceae Campanulaceae Capparaceae Cleveaceae Atheliaceae Polytrichaceae Cornaceae Aulacomniaceae Gomphillaceae Cupressaceae Oxalidaceae Sterculiaceae Azollaceae Opegraphaceae Myrtaceae Baeomycetaceae Zygophyllaceae Balanophoraceae Flacourtiaceae Proteaceae Meteoriaceae Lecythidaceae Gentianaceae Bataceae Lepidoziaceae Begoniaceae Gyalectaceae Elatinaceae Brachytheciaceae Biatorellaceae Blasiaceae Blechnaceae Pseudolepicoleaceae Seligeriaceae Hydrocharitaceae Urticaceae Myoporaceae Burseraceae Ophioglossaceae Fontinalaceae Cabombaceae Hedwigiaceae Brigantiaceae Hydrangeaceae Bruchiaceae Rhizophoraceae Brunelliaceae Encalyptaceae Hypnaceae Leskeaceae Bryoxiphiaceae Marchantiaceae Santalaceae Buddlejaceae Sphaerophoraceae Butomaceae Buxbaumiaceae Buxaceae Pilocarpaceae Portulacaceae Marantaceae Callicostaceae Callitrichaceae Ectolechiaceae Clusiaceae Teloschistaceae Calycanthaceae Menispermaceae Allisoniaceae Onagraceae Calymperaceae Calypogeiaceae Theaceae Polypodiaceae Ptychomitriaceae Candelariaceae Canellaceae Cannaceae Cannabaceae Celastraceae Caricaceae Cyclanthaceae Juglandaceae Caryocaraceae Fagaceae Rhizocarpaceae Catoscopiaceae Caulerpaceae Lecideaceae Cecropiaceae Ulmaceae Valerianaceae Dipsacaceae Cephalotaxaceae Cephaloziaceae Cephaloziellaceae Empetraceae Ditrichaceae Ceratophyllaceae Parkeriaceae Pedaliaceae Cercidiphyllaceae Loasaceae Coniocybaceae Geocalycaceae Pyrolaceae Oleaceae Chionosphaeraceae Chonecoleaceae Thelenellaceae Chrysobalanaceae Gesneriaceae Chrysotrichaceae Dicksoniaceae Mniaceae Cistaceae Cladoniaceae Tiliaceae Trichotheliaceae Clethraceae Cyrillaceae Climaciaceae Dacampiaceae Coccocarpiaceae Coccotremataceae Collemataceae Myricaceae Connaraceae Conocephalaceae Corsiniaceae Hamamelidaceae Corynocarpaceae Grimmiaceae Costaceae Crocyniaceae Stemonaceae Cryphaeaceae Cuscutaceae Cycadaceae Cymodoceaceae Platygloeaceae Dactylosporaceae Daltoniaceae Thymelaeaceae Sarraceniaceae Datiscaceae Davalliaceae Pannariaceae Lobariaceae Roccellaceae Loranthaceae Dennstaedtiaceae Loganiaceae Diapensiaceae Gleicheniaceae Corticiaceae Dilleniaceae Droseraceae Dioscoreaceae Ebenaceae Scapaniaceae Disceliaceae Hydrophyllaceae Winteraceae Dipterocarpaceae Capnodiaceae Pontederiaceae Eigleraceae Elaeagnaceae Zamiaceae Musaceae Entodontaceae Stereophyllaceae Pleomassariaceae Ephedraceae Ephemeraceae Equisetaceae Gymnomitriaceae Eriocaulaceae Geraniaceae Erpodiaceae Erythroxylaceae Grossulariaceae Cunoniaceae Nymphaeaceae Tricholomataceae Fissidentaceae Flagellariaceae Limnanthaceae Leptodontaceae Fossombroniaceae Fouquieriaceae Frankeniaceae Pandanaceae Jubulaceae Fuscideaceae Garryaceae Sphaerocarpaceae Ginkgoaceae Molluginaceae Graphidaceae Gnetaceae Haloragaceae Trichocomaceae Greyiaceae Gunneraceae Solorinellaceae Gypsoplaceae Gyrothyraceae Haematommataceae Schaereriaceae Styracaceae Hanguanaceae Haplomitriaceae Olacaceae Heliconiaceae Micareaceae Helodiaceae Pterobryaceae Heppiaceae Herbertaceae Hernandiaceae Linaceae Pterigynandraceae Hippocrateaceae Hippuridaceae Neckeraceae Hookeriaceae Myristicaceae Lycopodiaceae Violaceae Limnocharitaceae Peltigeraceae Hylocomiaceae Hymenophyllaceae Pittosporaceae Hypopterygiaceae Icacinaceae Aquifoliaceae Illiciaceae Balsaminaceae Isoetaceae Theophrastaceae Joinvilleaceae Juncaceae Pleosporaceae Placynthiaceae Mastodiaceae Krameriaceae Haemodoraceae Lemnaceae Umbilicariaceae Psoraceae Leitneriaceae Piperaceae Odontotremataceae Letrouitiaceae Leucobryaceae Epacridaceae Phyllachoraceae Lichenotheliaceae Juncaginaceae Magnoliaceae Rimulariaceae Plantaginaceae Leotiaceae Lophosoriaceae Gigaspermaceae Lunulariaceae Lygodiaceae Thelypteridaceae Marcgraviaceae Marsileaceae Mastigophoraceae Mayacaceae Dendrocerotaceae Megalosporaceae Melanommataceae Melaspileaceae Melianthaceae Sabiaceae Menyanthaceae Mesoptychiaceae Microcaliciaceae Asterothyriaceae Pallaviciniaceae Polygalaceae Moringaceae Clavariaceae Mycoblastaceae Mycoporaceae Myriniaceae Myxotrichaceae Najadaceae Zosteraceae Hypocreaceae Nelumbonaceae Nepenthaceae Nephromataceae Ramalinaceae Notothyladaceae Ochnaceae Pertusariaceae Oedipodiaceae Resedaceae Ophioparmaceae Osmundaceae Oxymitraceae Paeoniaceae Passifloraceae Plagiochilaceae Pelliaceae Monosoleniaceae Peltulaceae Monimiaceae Achatocarpaceae Philydraceae Phlyctidaceae Lennoaceae Stereocaulaceae Rafflesiaceae Lentibulariaceae Turneraceae Plagiotheciaceae Platanaceae Pleuroziaceae Pleuroziopsidaceae Podostemaceae Salicaceae Thamnobryaceae Posidoniaceae Potamogetonaceae Protothelenellaceae Pseudoditrichaceae Psilotaceae Ptilidiaceae Punicaceae Pyrenotrichaceae Rhizogoniaceae Racopilaceae Radulaceae Strelitziaceae Rhachitheciaceae Rhytidiaceae Ricciaceae Riellaceae Ruppiaceae Adelococcaceae Salviniaceae Goodeniaceae Scheuchzeriaceae Schisandraceae Schistostegaceae Triuridaceae Scouleriaceae Selaginellaceae Simmondsiaceae Smilacaceae Sonneratiaceae Sparganiaceae Mycosphaerellaceae Sphagnaceae Sphenocleaceae Sphinctrinaceae Splachnobryaceae Stackhousiaceae Staphyleaceae Strigulaceae Surianaceae Symplocaceae Syzygosporaceae Taccaceae Tamaricaceae Targioniaceae Taxaceae Tetraphidaceae Theliaceae Thrombiaceae Timmiaceae Trapaceae Tremellaceae Trichocoleaceae Tropaeolaceae Typhaceae Vezdaeaceae Xyridaceae Zannichelliaceae	Acaena Adenostoma Agrimonia Alchemilla Amelanchier Amelasorbus Aphanes Argentina Aruncus Cercocarpus Chaenomeles Chamaebatia Chamaebatiaria Chamaerhodos Coleogyne Comarum Cotoneaster Crataegus Cydonia Dalibarda Dasiphora Dryas Duchesnea Eriobotrya Exochorda Fallugia Filipendula Fragaria Geum Gillenia Heteromeles Holodiscus Horkelia Horkeliella Ivesia Kelseya Kerria Luetkea Lyonothamnus Malacomeles Malus Mespilus Neviusia Oemleria Osteomeles Peraphyllum Petrophytum Photinia Physocarpus Potentilla Prinsepia Prunus Pseudocydonia Purshia Pyracantha Pyrus Quillaja Rhaphiolepis Rhodotypos Rosa Rubus Sanguisorba Sibbaldia Sibbaldiopsis Sorbaria Sorbaronia Sorbus Spiraea Spiraeanthus Stephanandra Vauquelinia Waldsteinia	1) Crataegus aemula Beadle 2) Crataegus aestivalis (Walter) Torr. & A. Gray 3) Crataegus alma Beadle 4) Crataegus ambigua C.A. Mey. ex A.K. Becker 5) Crataegus ambitiosa Sarg. 6) Crataegus anamesa Sarg. 7) Crataegus ancisa Beadle 8) Crataegus annosa Beadle 9) Crataegus x anomala Sarg. (pro sp.) 10) Crataegus apiomorpha Sarg. 11) Crataegus arborea Beadle 12) Crataegus arcana Beadle 13) Crataegus arrogans Beadle 14) Crataegus ater Ashe 15) Crataegus atrovirens J.B. Phipps & R.J.O. Kennon 16) Crataegus austromontana Beadle 17) Crataegus azarolus L. 18) Crataegus beadlei Ashe 19) Crataegus beata Sarg. 20) Crataegus berberifolia Torr. & A. Gray 21) Crataegus bona Sarg. 22) Crataegus brachyacantha Sarg. & Engelm. 23) Crataegus brainerdii Sarg. 24) Crataegus brazoria Sarg. 25) Crataegus x brevipes Peck (pro sp.) 26) Crataegus bullatus Boiss. [excluded] 27) Crataegus calpodendron (Ehrh.) Medik. 28) Crataegus canadensis Sarg. 29) Crataegus carrollensis Sarg. 30) Crataegus castlegarensis J.B. Phipps & R.J.O. Kennon 31) Crataegus chlorocarpa Lenne & K. Koch 32) Crataegus chlorosarca Maxim. 33) Crataegus chlorosarca Maxim. var. atrocarpa (E.L. Wolf) Cinovskis 34) Crataegus chrysocarpa Ashe 35) Crataegus chrysocarpa Ashe var. chrysocarpa 36) Crataegus chrysocarpa Ashe var. piperi (Britton) Kruschke 37) Crataegus coccinioides Ashe 38) Crataegus coleae Sarg. 39) Crataegus compacta Sarg. 40) Crataegus compta Sarg. 41) Crataegus condigna Beadle 42) Crataegus consanguinea Beadle 43) Crataegus contrita Beadle 44) Crataegus corusca Sarg. 45) Crataegus crus-galli L. 46) Crataegus cuneata Siebold & Zucc. 47) Crataegus dahurica Koehne ex C.K. Schneid. 48) Crataegus dallasiana Sarg. 49) Crataegus desueta Sarg. 50) Crataegus dilatata Sarg. 51) Crataegus dispar Beadle 52) Crataegus disperma Ashe 53) Crataegus dispessa Ashe 54) Crataegus dissona Sarg. 55) Crataegus distincta Kruschke 56) Crataegus dodgei Ashe 57) Crataegus douglasii Lindl. 58) Crataegus enderbyensis J.B. Phipps & R.J.O. Kennon 59) Crataegus engelmannii Sarg. 60) Crataegus erythrocarpa Ashe 61) Crataegus erythropoda Ashe 62) Crataegus exilis Beadle 63) Crataegus extraria Beadle 64) Crataegus flabellata (Bosc ex Spach) K. Koch 65) Crataegus flava Aiton 66) Crataegus fragilis Beadle 67) Crataegus fulleriana Sarg. 68) Crataegus furtiva Beadle 69) Crataegus glareosa Ashe 70) Crataegus grandis Ashe 71) Crataegus greggiana Eggl. 72) Crataegus x grignonensis Mouill. 73) Crataegus x haemacarpa Ashe (pro sp.) 74) Crataegus harbisonii Beadle 75) Crataegus harveyana Sarg. 76) Crataegus helvina Ashe 77) Crataegus holmesiana Ashe 78) Crataegus x hudsonica Sarg. (pro sp.) 79) Crataegus ideae Sarg. 80) Crataegus ignave Beadle 81) Crataegus x immanis Ashe (pro sp.) 82) Crataegus impar Beadle 83) Crataegus inanis Beadle 84) Crataegus x incaedua Sarg. (pro sp.) 85) Crataegus indicens Ashe 86) Crataegus insidiosa Beadle 87) Crataegus integra Beadle 88) Crataegus intricata Lange 89) Crataegus invicta Beadle 90) Crataegus iracunda Beadle 91) Crataegus irrasa Sarg. 92) Crataegus jesupii Sarg. 93) Crataegus jonesiae Sarg. 94) Crataegus kansuensis E.H. Wilson 95) Crataegus kelloggii Sarg. 96) Crataegus x kennedyi Sarg. (pro sp.) 97) Crataegus kingstonensis Sarg. 98) Crataegus knieskerniana Sarg. 99) Crataegus lacrimata Small 100) Crataegus laevigata (Poir.) DC. 101) Crataegus lanata Beadle 102) Crataegus x laneyi Sarg. (pro sp.) 103) Crataegus lanuginosa Sarg. 104) Crataegus latebrosa Sarg. 105) Crataegus x lauta Sarg. 106) Crataegus x lavallei Hérincq ex Lavallee 107) Crataegus lemingtonensis Sarg. 108) Crataegus x lettermanii Sarg. (pro sp.) 109) Crataegus limata Beadle 110) Crataegus limnophila Sarg. 111) Crataegus lucorum Sarg. 112) Crataegus lumaria Ashe 113) Crataegus macrosperma Ashe 114) Crataegus x maligna Sarg. (pro sp.) 115) Crataegus margarettiae Ashe 116) Crataegus marshallii Eggl. 117) Crataegus maximowiczii C.K. Schneid. 118) Crataegus x media Bechst. 119) Crataegus membranacea Sarg. 120) Crataegus menandiana Sarg. 121) Crataegus mendosa Beadle 122) Crataegus meridionalis Sarg. 123) Crataegus mexicana DC. 124) Crataegus mira Beadle 125) Crataegus mollis Scheele 126) Crataegus monogyna Jacq. 127) Crataegus x mordenensis Boom 128) Crataegus multiflora Bunge 129) Crataegus munda Beadle 130) Crataegus nananixonii Phipps & R. O'Kennon 131) Crataegus nigra Waldst. & Kit. 132) Crataegus nitida (Engelm.) Sarg. 133) Crataegus nitidula Sarg. 134) Crataegus x notha Sarg. 135) Crataegus nuda Sarg. 136) Crataegus okanaganensis Phipps & R. O'Kennon 137) Crataegus okennonii Phipps 138) Crataegus opaca Hook. & Arn. 139) Crataegus opulens Sarg. 140) Crataegus orbicularis J.B. Phipps & R.J.O. Kennon 141) Crataegus orientalis Pall. ex M. Bieb. 142) Crataegus ovata Sarg. 143) Crataegus paludosa Sarg. 144) Crataegus panda Beadle 145) Crataegus pearsonii Ashe 146) Crataegus x peckietta Sarg. (pro sp.) 147) Crataegus pedicellata Sarg. 148) Crataegus penita Beadle 149) Crataegus pennsylvanica Ashe 150) Crataegus pentagyna Waldst. & Kit. ex Willd. 151) Crataegus pequotorum Sarg. 152) Crataegus perjucunda Sarg. 153) Crataegus persimilis Sarg. 154) Crataegus phaenopyrum (L. f.) Medik. 155) Crataegus phippsii R. O'Kennon 156) Crataegus x pilosa Sarg. (pro sp.) 157) Crataegus pinetorum Beadle 158) Crataegus pinnatifida Bunge 159) Crataegus pinnatifida Bunge var. major N.E. Br. 160) Crataegus poliophylla Sarg. 161) Crataegus porrecta Ashe 162) Crataegus pratensis Sarg. 163) Crataegus pringlei Sarg. 164) Crataegus prona Ashe 165) Crataegus pruinosa (Wendl. f.) K. Koch 166) Crataegus x puberis Sarg. (pro sp.) 167) Crataegus pulcherrima Ashe 168) Crataegus punctata Jacq. 169) Crataegus putata Sarg. 170) Crataegus ravida Ashe 171) Crataegus resima Beadle 172) Crataegus reverchonii Sarg. 173) Crataegus rhipidophylla Gand. 174) Crataegus rhipidophylla Gand. var. lindmanii (Hrabetova) K.I. Chr. 175) Crataegus rhodella Ashe 176) Crataegus rigens Beadle 177) Crataegus rivularis Nutt. 178) Crataegus x rubrocarnea Sarg. (pro sp.) 179) Crataegus rufula Sarg. 180) Crataegus saligna Greene 181) Crataegus sanguinea Pall. 182) Crataegus sargentii Beadle 183) Crataegus scabrida Sarg. 184) Crataegus schuettei Ashe 185) Crataegus shaferi Sarg. 186) Crataegus x simulata Sarg. 187) Crataegus spathulata Michx. 188) Crataegus spatiosa Sarg. 189) Crataegus spissa Sarg. 190) Crataegus stenosepala Sarg. 191) Crataegus submollis Sarg. 192) Crataegus suborbiculata Sarg. 193) Crataegus succulenta Schrad. ex Link 194) Crataegus suksdorfii (Sarg.) Kruschke 195) Crataegus sutherlandensis Sarg. 196) Crataegus tanacetifolia (Poir.) Pers. 197) Crataegus tanuphylla Sarg. 198) Crataegus texana Buckley 199) Crataegus thermopegaea Palmer 200) Crataegus tinctoria Ashe 201) Crataegus tracyi Ashe ex Eggl. 202) Crataegus triflora Chapm. 203) Crataegus tristis Beadle 204) Crataegus turnerorum Enquist 205) Crataegus uniflora M³nchh. 206) Crataegus uvaldensis Sarg. 207) Crataegus vailiae Britton 208) Crataegus valida Beadle 209) Crataegus versuta Beadle 210) Crataegus viburnifolia Sarg. 211) Crataegus viridis L. 212) Crataegus viridis L. var. desertorum (Sarg.) Keeney & Enquist 213) Crataegus viridis L. var. viridis 214) Crataegus vulsa Beadle 215) Crataegus warneri Sarg. 216) Crataegus wattiana Hemsl. & Lace 217) Crataegus x websteri Sarg. 218) Crataegus x whittakeri Sarg. 219) Crataegus williamsii Eggl. 220) Crataegus wootoniana Eggl. 221) Crataegus xanthophylla Sarg.
Pictures: genus Crataegus (North America): Crataegus aestivalis Steve Hurst - USDA-NRCS PLANTS Database - Not copyrighted image - Views: 140 Crataegus aestivalis Robert H. Mohlenbrock USDA-NRCS PLANTS Database / USDA SCS. 1991. Southern wetland flora: Field office guide to plant species. South National Technical Center, Fort Worth. - Not copyrighted image - Views: 135 Crataegus aestivalis USDA-NRCS PLANTS Database / USDA NRCS. Wetland flora: Field office illustrated guide to plant species. USDA Natural Resources Conservation Service. - Not copyrighted image - Views: 148 Crataegus azarolus � 2012 Vito Buono - Bari - Views: 822 Crataegus azarolus � 2011 Villiam Morelli - Views: 817 Crataegus azarolus � 2011 Vito Buono - Bari - Views: 891 Crataegus beata USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 314. - Views: 139 Crataegus berberifolia USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 297. - Views: 221 Crataegus brainerdii USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 303. - Views: 166 Crataegus calpodendron USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 302. - Views: 175 Crataegus calpodendron USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 302. - Views: 157 Crataegus chrysocarpa USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 306. - Views: 115 Crataegus chrysocarpa var. chrysocarpa USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 317. - Views: 115 Crataegus chrysocarpa var. chrysocarpa USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 317. - Views: 121 Crataegus chrysocarpa var. chrysocarpa USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 306. - Views: 121 Crataegus coccinioides USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 317. - Views: 127 Crataegus coleae USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 305. - Views: 125 Crataegus crus-galli USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 297. - Views: 451 Crataegus crus-galli USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 299. - Views: 447 Crataegus crus-galli USDA-NRCS PLANTS Database / USDA NRCS. Wetland flora: Field office illustrated guide to plant species. USDA Natural Resources Conservation Service. - Not copyrighted image - Views: 433 Crataegus disperma USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 299. - Views: 118 Crataegus dispessa USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 316. - Views: 117 Crataegus dissona USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 314. - Views: 104 Crataegus douglasii Steve Hurst - USDA-NRCS PLANTS Database - Not copyrighted image - Views: 149 Crataegus douglasii USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 321. - Views: 152 Crataegus douglasii USDA-NRCS PLANTS Database - Not copyrighted image - Views: 150 Crataegus flabellata USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 311. - Views: 126 Crataegus flabellata USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 310. - Views: 120 Crataegus flava Steve Hurst - USDA-NRCS PLANTS Database - Not copyrighted image - Views: 136 Crataegus flava USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 310. - Views: 134 Crataegus holmesiana USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 315. - Views: 119 Crataegus intricata USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 307. - Views: 399 Crataegus intricata USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 309. - Views: 398 Crataegus intricata USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 308. - Views: 397 Crataegus iracunda USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 312. - Views: 146 Crataegus irrasa USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 304. - Views: 142 Crataegus irrasa USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 305. - Views: 141 Crataegus jesupii USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 313. - Views: 238 Crataegus jesupii USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 312. - Views: 238 Crataegus jonesiae USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 300. - Views: 164 Crataegus jonesiae USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 304. - Views: 154 Crataegus kelloggii USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 315. - Views: 116 Crataegus laevigata � 2014 Giorgio Faggi - Views: 716 Crataegus laevigata � 2014 Giorgio Faggi - Views: 693 Crataegus laevigata � 2014 Giorgio Faggi - Views: 680 Crataegus lanuginosa USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 316. - Views: 113 Crataegus lucorum USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 304. - Views: 137 Crataegus macrosperma USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 310. - Views: 119 Crataegus macrosperma USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 311. - Views: 120 Crataegus margarettiae USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 300. - Views: 123 Crataegus marshallii USDA-NRCS PLANTS Database / USDA NRCS. Wetland flora: Field office illustrated guide to plant species. USDA Natural Resources Conservation Service. - Not copyrighted image - Views: 126 Crataegus marshallii USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 320. - Views: 123 Crataegus marshallii Robert H. Mohlenbrock USDA-NRCS PLANTS Database / USDA SCS. 1991. Southern wetland flora: Field office guide to plant species. South National Technical Center, Fort Worth. - Not copyrighted image - Views: 130 Crataegus mollis USDA-NRCS PLANTS Database - Not copyrighted image - Views: 330 Crataegus mollis USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 318. - Views: 304 Crataegus mollis Dipartimento di Scienze della Vita, Università di Trieste - Progetto Dryades - Picture by Andrea Moro - Lucca, Orto Botanico nel Parco delle Mura, LU, Toscana, Italia, - Image licensed under a Creative Commons Attribution Non Commercial Share-Alike 3.0 License - Views: 335 Crataegus monogyna USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 319. - Views: 1238 Crataegus monogyna Dipartimento di Scienze della Vita, Università di Trieste - Progetto Dryades - Picture by Andrea Moro - Comune di Trieste, Monte Valerio, TS, Friuli Venezia Giulia, Italia, - Image licensed under a Creative Commons Attribution Non Commercial Share-Alike 3.0 License - Views: 1249 Crataegus monogyna Dipartimento di Scienze della Vita, Università di Trieste - Progetto Dryades - Picture by Andrea Moro - Comune di Trieste, Monte Valerio., TS, FVG, Italia, - Image licensed under a Creative Commons Attribution Non Commercial Share-Alike 3.0 License - Views: 1284 Crataegus nitida Tracey Slotta - USDA-NRCS PLANTS Database - Not copyrighted image - Views: 249 Crataegus nitida USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 307. - Views: 255 Crataegus ovata USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 306. - Views: 171 Crataegus pentagyna Dipartimento di Scienze della Vita, Università di Trieste - Progetto Dryades - Picture by Andrea Moro - Richmond-upon-Thames, Royal Botanic Gardens, Kew, UK, - Image licensed under a Creative Commons Attribution Non Commercial Share-Alike 3.0 License - Views: 164 Crataegus pentagyna Dipartimento di Scienze della Vita, Università di Trieste - Progetto Dryades - Picture by Andrea Moro - Image licensed under a Creative Commons Attribution Non Commercial Share-Alike 3.0 License - Views: 162 Crataegus pentagyna Dipartimento di Scienze della Vita, Università di Trieste - Progetto Dryades - Picture by Andrea Moro - Richmond-upon-Thames, Royal Botanic Gardens, Kew, UK, - Image licensed under a Creative Commons Attribution Non Commercial Share-Alike 3.0 License - Views: 169 Crataegus persimilis Dipartimento di Scienze della Vita, Università di Trieste - Progetto Dryades - Picture by Andrea Moro - Image licensed under a Creative Commons Attribution Non Commercial Share-Alike 3.0 License - Views: 297 Crataegus phaenopyrum USDA-NRCS PLANTS Database - Not copyrighted image - Views: 233 Crataegus phaenopyrum USDA-NRCS PLANTS Database / USDA NRCS. Wetland flora: Field office illustrated guide to plant species. USDA Natural Resources Conservation Service. - Not copyrighted image - Views: 216 Crataegus phaenopyrum USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 321. - Views: 221 Crataegus pinnatifida Dipartimento di Scienze della Vita, Università di Trieste - Progetto Dryades - Picture by Andrea Moro - Image licensed under a Creative Commons Attribution Non Commercial Share-Alike 3.0 License - Views: 292 Crataegus pringlei USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 317. - Views: 147 Crataegus pruinosa USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 312. - Views: 164 Crataegus pruinosa USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 315. - Views: 155 Crataegus pruinosa Tracey Slotta - USDA-NRCS PLANTS Database - Not copyrighted image - Views: 175 Crataegus punctata Tracey Slotta - USDA-NRCS PLANTS Database - Not copyrighted image - Views: 140 Crataegus punctata USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 301. - Views: 140 Crataegus punctata USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 300. - Views: 141 Crataegus reverchonii USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 298. - Views: 120 Crataegus rhipidophylla � 2012 Beppe Di Gregorio - Views: 595 Crataegus rhipidophylla � 2012 Beppe Di Gregorio - Views: 563 Crataegus rhipidophylla � 2012 Beppe Di Gregorio - Views: 587 Crataegus rivularis Steve Hurst - USDA-NRCS PLANTS Database - Not copyrighted image - Views: 121 Crataegus schuettei USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 311. - Views: 104 Crataegus spathulata Steve Hurst - USDA-NRCS PLANTS Database - Not copyrighted image - Views: 164 Crataegus spathulata USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 320. - Views: 171 Crataegus submollis Dipartimento di Scienze della Vita, Università di Trieste - Progetto Dryades - Picture by Andrea Moro - Image licensed under a Creative Commons Attribution Non Commercial Share-Alike 3.0 License - Views: 439 Crataegus submollis USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 319. - Views: 417 Crataegus suborbiculata USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 301. - Views: 133 Crataegus succulenta Steve Hurst - USDA-NRCS PLANTS Database - Not copyrighted image - Views: 158 Crataegus succulenta USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 305. - Views: 170 Crataegus succulenta USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 302. - Views: 183 Crataegus uniflora Tracey Slotta - USDA-NRCS PLANTS Database - Not copyrighted image - Views: 140 Crataegus uniflora USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 320. - Views: 148 Crataegus vailiae USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 303. - Views: 97 Crataegus viridis Steve Hurst - USDA-NRCS PLANTS Database - Not copyrighted image - Views: 135 Crataegus viridis Robert H. Mohlenbrock USDA-NRCS PLANTS Database / USDA SCS. 1991. Southern wetland flora: Field office guide to plant species. South National Technical Center, Fort Worth. - Not copyrighted image - Views: 138 Crataegus viridis USDA-NRCS PLANTS Database / USDA NRCS. Wetland flora: Field office illustrated guide to plant species. USDA Natural Resources Conservation Service. - Not copyrighted image - Views: 143 Crataegus x anomala USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 316. - Views: 124 Crataegus x anomala USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 318. - Views: 120 Crataegus X media - Views: 161 Crataegus X media - Views: 146