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IRMNG taxon details

Crataegus Linnaeus, 1753

1072619  (urn:lsid:irmng.org:taxname:1072619)

accepted
Genus
Species Crataegus abbreviata Sarg.
Species Crataegus abdita Beadle
Species Crataegus aberrans (Lange) K.I. Chr.
Species Crataegus abjecta Sarg.
Species Crataegus abstrusa Beadle
Species Crataegus acanea hort.
Species Crataegus accincta Sarg.
Species Crataegus acclivis Sarg. accepted as Crataegus coccinea Linnaeus
Species Crataegus acerba Sarg.
Species Crataegus acerifolia J. Gordon, T. Dermer & R. Edmonds accepted as Crataegus phaenopyrum (L. f.) Medik.
Species Crataegus acerifolia Lodd. ex Moench
Species Crataegus acuminata Desf. ex Steud.
Species Crataegus acuminata Sarg.
Species Crataegus acutifolia Sarg. accepted as Crataegus crusgalli Linnaeus
Species Crataegus acutiloba Sarg.
Species Crataegus admiranda Sarg.
Species Crataegus adunca Beadle
Species Crataegus adusta Beadle
Species Crataegus advena Sarg.
Species Crataegus aegeica Pojark.
Species Crataegus aemula Beadle
Species Crataegus aemula hort. accepted as Crataegus uniflora Münchh.
Species Crataegus aestivalis (Walter) Torr. & A. Gray
Species Crataegus aestivalis (Walter) Sarg.
Species Crataegus aestivalis Tidestr. accepted as Crataegus opaca Hook. & Arn. ex Hook.
Species Crataegus affinis Sarg.
Species Crataegus agaia Sarg.
Species Crataegus agrestina Beadle
Species Crataegus aguilaris Sennen
Species Crataegus alabamensis Beadle
Species Crataegus alachuana Murrill
Species Crataegus alachuaniformis Murrill
Species Crataegus alacris Sarg.
Species Crataegus albanica Pojark. accepted as Crataegus taurica Pojark.
Species Crataegus albanthera Sarg.
Species Crataegus albemarlensis Ashe
Species Crataegus albicera Beadle
Species Crataegus alemanniensis Cinovskis
Species Crataegus algens Beadle accepted as Crataegus crusgalli Linnaeus
Species Crataegus aliena Sarg.
Species Crataegus allecta Sarg.
Species Crataegus alleghaniensis Beadle
Species Crataegus allemanniensis Cinovskis
Species Crataegus almaatensis Pojark. accepted as Crataegus dsungarica Zabel ex Lange
Species Crataegus alnifolia hort. ex Dippel accepted as Crataegus cuneata Siebold & Zucc.
Species Crataegus alnifolia Regel
Species Crataegus alnifolia hort.
Species Crataegus alnifolia Siebold & Zucc.
Species Crataegus alpestris hort. ex K. Koch
Species Crataegus alpina Mill.
Species Crataegus alpina Gray
Species Crataegus alpista Sarg.
Species Crataegus altaica (Loudon) Lange accepted as Crataegus wattiana Hemsl. & Lace
Species Crataegus altaica Ledeb. ex Loudon
Species Crataegus altrix Ashe
Species Crataegus alutacea Klokov
Species Crataegus amabilis Ashe
Species Crataegus amara Ashe
Species Crataegus ambigens Sarg.
Species Crataegus ambigua C.A. Mey. ex A.K. Becker
Species Crataegus amelanchier DC.
Species Crataegus amelanchier (L.) Desf. accepted as Amelanchier ovalis Medik.
Species Crataegus americana (DC.) Chalon
Species Crataegus amica Beadle
Species Crataegus amicalis Sarg. accepted as Crataegus viridis Linnaeus
Species Crataegus amicta Ashe
Species Crataegus aminii Khat.
Species Crataegus amnicola Beadle accepted as Crataegus penita Beadle
Species Crataegus amoena Sarg.
Species Crataegus amoena Salisb. accepted as Amelanchier canadensis (L.) Medik.
Species Crataegus ampla Sarg. (Sept., 1905)
Species Crataegus ampla Sarg. (Oct., 1905)
Species Crataegus ampliata Sarg.
Species Crataegus amplifica Sarg.
Species Crataegus amygdaliformis (Vill.) Chalon
Species Crataegus anamesa Sarg.
Species Crataegus ancisa Beadle
Species Crataegus androssovii Essenova & Kerimova accepted as Crataegus pseudo-azarolus Popov
Species Crataegus angustata Sarg.
Species Crataegus angustata Lindm.
Species Crataegus angustifolia Borkh.
Species Crataegus angustisepala Sarg.
Species Crataegus anisophylla Beadle
Species Crataegus annosa Beadle
Species Crataegus antheina Sarg.
Species Crataegus antimima Sarg.
Species Crataegus antiplasta Sarg. accepted as Crataegus anamesa Sarg.
Species Crataegus aperta Sarg.
Species Crataegus apiifolia Loudon accepted as Crataegus viridis Linnaeus
Species Crataegus apiifolia (Marshall) Michx. accepted as Crataegus marshallii Eggl.
Species Crataegus apiifolia Medik. accepted as Crataegus monogyna Jacq.
Species Crataegus apiifolia Rchb. accepted as Crataegus macrocarpa Hegetschw.
Species Crataegus apiifolia Borkh.
Species Crataegus apiifolia hort.
Species Crataegus apposita Sarg. accepted as Crataegus intricata Lange
Species Crataegus appressidens Pojark. accepted as Crataegus rhipidophylla Gand.
Species Crataegus aprica Beadle
Species Crataegus aquilonaris Sarg.
Species Crataegus araioclada Sarg.
Species Crataegus arborea Beadle
Species Crataegus arborescens Elliott accepted as Crataegus viridis Linnaeus
Species Crataegus arborescens Späth
Species Crataegus arbutifolia Desf. ex Steud.
Species Crataegus arcana Beadle
Species Crataegus arctuata Ashe
Species Crataegus arcuata Ashe
Species Crataegus arduennae Sarg. accepted as Crataegus crusgalli Linnaeus
Species Crataegus arenicola Ashe
Species Crataegus arguta Beadle
Species Crataegus argyi H. Lév. & Vaniot accepted as Crataegus cuneata Siebold & Zucc.
Species Crataegus aria Linnaeus accepted as Sorbus aria (L.) Crantz
Species Crataegus aridula Sarg.
Species Crataegus ariifolia Cinovskis
Species Crataegus aristata Sarg.
Species Crataegus armata Beadle
Species Crataegus armena Pojark.
Species Crataegus armentalis Beadle
Species Crataegus armigera Sarg.
Species Crataegus aronia (L.) Bosc ex DC.
Species Crataegus arrogans Beadle
Species Crataegus arta Beadle
Species Crataegus ascendens Sarg.
Species Crataegus asperata Sarg.
Species Crataegus assadii Khat.
Species Crataegus assimilis Beadle
Species Crataegus assurgens Sarg.
Species Crataegus ater Ashe
Species Crataegus atrocarpa E.L. Wolf accepted as Crataegus jozana C.K. Schneid.
Species Crataegus atrofusca (Steven ex K. Koch) Kassumova
Species Crataegus atrofusca Steven ex Fisch. & C.A. Mey.
Species Crataegus atrofusca Steven accepted as Crataegus pentagyna Waldst. & Kit. ex Willd.
Species Crataegus atropurpurea Ashe
Species Crataegus atropurpurea Steven ex Nyman
Species Crataegus atrorubella Cinovskis accepted as Crataegus lambertiana Lange
Species Crataegus atrorubens Ashe
Species Crataegus atrosanguinea Pojark. accepted as Crataegus ambigua C.A. Mey. ex A.K. Becker
Species Crataegus atrovirens J.B. Phipps & R. O'Kennon
Species Crataegus attenuata Ashe
Species Crataegus attrita Beadle
Species Crataegus aucuparia (L.) Salisb.
Species Crataegus audens Beadle accepted as Crataegus michauxii Pers.
Species Crataegus augusta Sarg.
Species Crataegus aurantia Pojark.
Species Crataegus aurea hort.
Species Crataegus austera Sarg.
Species Crataegus austera Salisb.
Species Crataegus austrina Beadle
Species Crataegus axillaris Pers.
Species Crataegus azarella Griseb.
Species Crataegus azarolus Linnaeus
Species Crataegus azarolus auct.
Species Crataegus azarolus Hohen.
Species Crataegus babakhanloui Khat.
Species Crataegus baccata Sarg.
Species Crataegus badiata Bosc ex Koehne
Species Crataegus barbara Sarg.
Species Crataegus barbata Sarg.
Species Crataegus baroussana Eggl.
Species Crataegus barrettiana Sarg. accepted as Crataegus crusgalli Linnaeus
Species Crataegus barryana Sarg.
Species Crataegus bartoniana Sarg.
Species Crataegus bartramiana Sarg.
Species Crataegus beadlei Ashe
Species Crataegus bealii Sarg.
Species Crataegus beckerana Pojark. accepted as Crataegus pallasii Griseb.
Species Crataegus beckiana Sarg. accepted as Crataegus macracantha Lodd. ex Loudon
Species Crataegus bedfordensis Sarg.
Species Crataegus beipiaogensis S.L. Tung & X.J. Tian accepted as Crataegus maximowiczii C.K. Schneid.
Species Crataegus bella Sarg.
Species Crataegus bellatula Sarg.
Species Crataegus bellica Sarg.
Species Crataegus bellula Sarg.
Species Crataegus benearnensis Gand.
Species Crataegus berberifolia Torr. & A. Gray
Species Crataegus berlandieri Sarg.
Species Crataegus berolinensis Cinovskis
Species Crataegus betulifolia hort. ex Dippel
Species Crataegus bibas Lour. accepted as Eriobotrya japonica (Thunb.) Lindl.
Species Crataegus bicolor Ashe
Species Crataegus biltmoreana Small
Species Crataegus bipinnatifida hort. ex Wila
Species Crataegus bissellii Sarg.
Species Crataegus bisulcata Ashe accepted as Crataegus uniflora Münchh.
Species Crataegus blairensis Sarg.
Species Crataegus blanchardii Sarg.
Species Crataegus blanda Sarg.
Species Crataegus blandita Sarg. accepted as Crataegus flabellata (Bosc ex Spach) K. Koch
Species Crataegus blockwayae Sarg.
Species Crataegus bodinieri H. Lév. accepted as Crataegus scabrifolia (Franch.) Rehder
Species Crataegus boissieri Willk.
Species Crataegus bona Sarg.
Species Crataegus boothiana Sarg.
Species Crataegus borealis Ashe
Species Crataegus borealoides R. Doll
Species Crataegus bornmuelleri Zabel
Species Crataegus bosceana hort.
Species Crataegus bosciana (Spach) M. Roem.
Species Crataegus boscii hort.
Species Crataegus brachyacantha Sarg. & Engelm.
Species Crataegus brachyloba Sarg.
Species Crataegus brachypoda Sarg.
Species Crataegus bracteata Sarg.
Species Crataegus bracteolaris Gand.
Species Crataegus brazoria Sarg.
Species Crataegus bretschneideri C.K. Schneid. accepted as Crataegus pinnatifida Bunge
Species Crataegus brevipedicellata Ashe
Species Crataegus brevipedunculata K. Schum. accepted as Crataegus brevipedicellata Ashe
Species Crataegus brevipes Peck
Species Crataegus brevispina Kunze
Species Crataegus brevispina Douglas ex Steud.
Species Crataegus bristolensis Sarg.
Species Crataegus brockwayae Sarg.
Species Crataegus bronxensis Sarg.
Species Crataegus brownietta Sarg.
Species Crataegus brownii Britton
Species Crataegus bruanti hort.
Species Crataegus bruantii hort.
Species Crataegus bruantii Carrière
Species Crataegus buistii hort. ex K. Koch
Species Crataegus burkeana Sarg.
Species Crataegus bushii Sarg. accepted as Crataegus crusgalli Linnaeus
Species Crataegus caerulescens Sarg.
Species Crataegus caesa Ashe
Species Crataegus caesa Sarg.
Species Crataegus calcarigena Salisb.
Species Crataegus caliciglabra Schuette
Species Crataegus californica hort.
Species Crataegus calliantha Sarg.
Species Crataegus callida Beadle
Species Crataegus callidens Hausskn. & Bornm. accepted as Crataegus tanacetifolia (Poir.) Pers.
Species Crataegus callista Sarg.
Species Crataegus callosa Sarg.
Species Crataegus calophylla Sarg.
Species Crataegus calpodendron Borkh.
Species Crataegus calva Beadle
Species Crataegus calvescens Sarg.
Species Crataegus calvinii Sarg.
Species Crataegus calycina Franco
Species Crataegus calycina Peterm. ex Nyman
Species Crataegus campestris Britton
Species Crataegus canbyi Sarg. accepted as Crataegus crusgalli Linnaeus
Species Crataegus candens Sarg.
Species Crataegus carnosa Ashe
Species Crataegus carpathica Lodd. ex Loudon accepted as Crataegus nigra Waldst. & Kit.
Species Crataegus carrierei Vauvel ex Carrière accepted as Crataegus lavallei Herincq ex Lavallée
Species Crataegus casta Sarg.
Species Crataegus castlegarensis J.B. Phipps & R. O'Kennon
Species Crataegus catawbiensis Ashe
Species Crataegus caucasica K. Koch
Species Crataegus cavaleriei H. Lév. (1915) accepted as Photinia komarovii (H. Lév. & Vaniot) L.T. Lu & C.L. Li
Species Crataegus cavaleriei H. Lév. & Vaniot
Species Crataegus cavaleriei auct. accepted as Photinia parvifolia (E. Pritz.) C.K. Schneid.
Species Crataegus celsiana (Dum. Cours.) Bosc
Species Crataegus celsiana Dippel accepted as Crataegus dippeliana Lange
Species Crataegus cerasina hort. ex Dippel
Species Crataegus cerasina Sarg. accepted as Crataegus persimilis Sarg.
Species Crataegus cerasoides Sarg.
Species Crataegus cerea
Species Crataegus cernua Ashe
Species Crataegus cerronis A. Nelson
Species Crataegus cestrica Sarg.
Species Crataegus chadsfordiana Sarg. accepted as Crataegus macrosperma Ashe
Species Crataegus chamaemespilus (L.) Jacq.
Species Crataegus chantcha H. Lév. accepted as Crataegus cuneata Siebold & Zucc.
Species Crataegus chateaugayensis Sarg.
Species Crataegus cherokeensis Sarg. accepted as Crataegus crusgalli Linnaeus
Species Crataegus chinensis Steud.
Species Crataegus chinensis hort.
Species Crataegus chitaensis Sarg.
Species Crataegus chlorocarpa Lenné & K. Koch
Species Crataegus chlorocarpa Gand.
Species Crataegus chlorosarca Maxim.
Species Crataegus chlorosarca Koidz.
Species Crataegus choriophylla Sarg. accepted as Crataegus uniflora Münchh.
Species Crataegus chrysoclada Gand.
Species Crataegus chrysophyta Ashe
Species Crataegus chungtienensis W.W. Sm.
Species Crataegus cibilis Ashe
Species Crataegus cicur Ashe
Species Crataegus ciliata Ashe
Species Crataegus cinovskisii Kassumova accepted as Crataegus pseudo-azarolus Popov
Species Crataegus circur Ashe
Species Crataegus cirrata Ashe
Species Crataegus cirrata Beadle
Species Crataegus clara Beadle
Species Crataegus clarkii Hook. f.
Species Crataegus claytoniana Sarg.
Species Crataegus clintoniana Sarg.
Species Crataegus coccinea auct. accepted as Crataegus intricata Lange
Species Crataegus coccinea Eggl.
Species Crataegus coccinea Lindl.
Species Crataegus coccinea Sarg.
Species Crataegus coccinea Dostál accepted as Crataegus microphylla K. Koch
Species Crataegus coccinea Linnaeus
Species Crataegus cocksii Sarg. accepted as Crataegus crusgalli Linnaeus
Species Crataegus coerulea Sarg.
Species Crataegus cognata Sarg.
Species Crataegus colchica Grossh.
Species Crataegus collicola Ashe
Species Crataegus collina Chapm.
Species Crataegus collinsiana Sarg.
Species Crataegus colonica Beadle
Species Crataegus coloradensis A. Nelson accepted as Crataegus macracantha Lodd. ex Loudon
Species Crataegus colorado Ashe
Species Crataegus colordo Ashe accepted as Crataegus macracantha Lodd. ex Loudon
Species Crataegus columbiana Sarg.
Species Crataegus comans Sarg.
Species Crataegus comata Sarg.
Species Crataegus communis Beadle
Species Crataegus compacta Sarg.
Species Crataegus comparata Sarg.
Species Crataegus compatalis Ashe
Species Crataegus compitalis Beadle
Species Crataegus concinna Beadle
Species Crataegus condensa Sarg.
Species Crataegus condigna Beadle
Species Crataegus conferta Sarg.
Species Crataegus confinis Sarg.
Species Crataegus confragosa Sarg. accepted as Crataegus miranda Sarg.
Species Crataegus confusa Sarg.
Species Crataegus congestiflora Sarg.
Species Crataegus conjuncta Sarg.
Species Crataegus consanguinea Beadle
Species Crataegus conspicua Sarg.
Species Crataegus constans Beadle
Species Crataegus consueta Sarg.
Species Crataegus contigua Sarg.
Species Crataegus contortifolia Sarg.
Species Crataegus contortula Sarg.
Species Crataegus corallina hort. Paris. ex Pers.
Species Crataegus cordata (Mill.) Aiton accepted as Crataegus phaenopyrum (L. f.) Medik.
Species Crataegus cordata Elliott
Species Crataegus cordato Mill.
Species Crataegus cordifolia (Mill.) Farw.
Species Crataegus cordifolia Mill.
Species Crataegus coreana H. Lév.
Species Crataegus coriacea Sol. ex Woods
Species Crataegus coriacea Gand. accepted as Crataegus laevigata (Poir.) DC.
Species Crataegus cornellii Sarg.
Species Crataegus coronaria Salisb.
Species Crataegus corporea Sarg.
Species Crataegus cosansasi herb. Lugduno-Batavi ex K. Koch
Species Crataegus cotoneaster Borkh.
Species Crataegus coursetiana M. Roem.
Species Crataegus crassa Ashe
Species Crataegus crenulata (Roxb. ex D. Don) Roxb. accepted as Pyracantha crenulata (Roxb. ex D. Don) M. Roem.
Species Crataegus cretica Desf.
Species Crataegus cristata Ashe
Species Crataegus crocata Ashe
Species Crataegus crocea Beadle
Species Crataegus crocina Beadle accepted as Crataegus berberifolia Torr. & A. Gray
Species Crataegus croomiana Sarg.
Species Crataegus cruda Sarg.
Species Crataegus crudelis Sarg. accepted as Crataegus flabellata (Bosc ex Spach) K. Koch
Species Crataegus cruenta Ashe
Species Crataegus crus Linnaeus
Species Crataegus crusgalli Bigelow
Species Crataegus crusgalli Linnaeus
Species Crataegus crusgalli Du Roi
Species Crataegus crux Ashe
Species Crataegus cullasagensis Ashe
Species Crataegus culta Sarg.
Species Crataegus cuneata Siebold & Zucc.
Species Crataegus cuneata Halácsy
Species Crataegus cuneato-trifida Lojac. accepted as Crataegus laevigata (Poir.) DC.
Species Crataegus cuneifolia Lodd. ex Koehne
Species Crataegus cuneifolia Borkh. accepted as Crataegus punctata Jacq.
Species Crataegus cuneiformis (Marshall) Eggl. accepted as Crataegus disperma Ashe
Species Crataegus cuprea Sarg.
Species Crataegus curabilis Ashe
Species Crataegus curtisi Ashe
Species Crataegus curva Beadle
Species Crataegus curvisepala Lindm. accepted as Crataegus rhipidophylla Gand.
Species Crataegus curvisepaloides R. Doll
Species Crataegus cuspidata Spach accepted as Sorbus cuspidata (Spach) Hedl.
Species Crataegus cuthbertii Ashe
Species Crataegus cyanophylla Sarg.
Species Crataegus cyclophylla Sarg.
Species Crataegus cydonia Gruber
Species Crataegus dacrioidea Sarg.
Species Crataegus daghestanica Gladkova
Species Crataegus dahurica hort. ex Koehne
Species Crataegus dahurica Koehne ex C.K. Schneid.
Species Crataegus dallasiana Sarg.
Species Crataegus damei Sarg.
Species Crataegus danielsii E.J. Palmer accepted as Crataegus crusgalli Linnaeus
Species Crataegus dapsilis Beadle
Species Crataegus darlingtoniana Sarg.
Species Crataegus darvasica Pojark. accepted as Crataegus songarica K. Koch
Species Crataegus dasyphylla Sarg.
Species Crataegus davisii Sarg. accepted as Crataegus viridis Linnaeus
Species Crataegus davisii Browicz
Species Crataegus dawsoniana Sarg.
Species Crataegus dayana Sarg. accepted as Crataegus magniflora Sarg.
Species Crataegus debeauxii Gand. ex Gand. & Debeaux
Species Crataegus debeauxii
Species Crataegus debilis Sarg.
Species Crataegus debilis Sennen
Species Crataegus decens Ashe
Species Crataegus declivitatis Sarg.
Species Crataegus decora Ashe
Species Crataegus decorata Sarg.
Species Crataegus deducta Sarg.
Species Crataegus definita Sarg.
Species Crataegus degenii Zsák accepted as Crataegus lambertiana Lange
Species Crataegus delawarensis Sarg.
Species Crataegus delecta Sarg. accepted as Crataegus coccinea Linnaeus
Species Crataegus delectabilis Sarg.
Species Crataegus delectata Sarg.
Species Crataegus delicata Sarg.
Species Crataegus delucida Sarg.
Species Crataegus demissa Sarg.
Species Crataegus denaria Beadle accepted as Crataegus crusgalli Linnaeus
Species Crataegus densiflora Sarg. accepted as Crataegus flabellata (Bosc ex Spach) K. Koch
Species Crataegus densiflora Desf. ex K. Koch
Species Crataegus dentata Thuill.
Species Crataegus denudata Sarg.
Species Crataegus depilis Sarg.
Species Crataegus depressa Ashe
Species Crataegus depressa C. Presl
Species Crataegus desertorum Sarg.
Species Crataegus destefani Lojac. accepted as Crataegus polyacantha Jan
Species Crataegus dewingii Sarg.
Species Crataegus diaphora Sarg.
Species Crataegus digna Sarg.
Species Crataegus digyna Pall. ex Ledeb.
Species Crataegus dikmensis Pojark.
Species Crataegus dippeliana Lange
Species Crataegus dipyrena Pojark.
Species Crataegus discolor Sarg. accepted as Crataegus reverchonii Sarg.
Species Crataegus dispar Beadle
Species Crataegus disperma Ashe
Species Crataegus dissecta Borkh. accepted as Crataegus monogyna Jacq.
Species Crataegus dissimilis Sarg.
Species Crataegus dissociabilis Sarg.
Species Crataegus divergens Sarg.
Species Crataegus diversa Sarg.
Species Crataegus diversifolia Sarg.
Species Crataegus diversifolia Steud.
Species Crataegus diversifolia (Pers.) M. Roem.
Species Crataegus divida Sarg. accepted as Crataegus macracantha Lodd. ex Loudon
Species Crataegus divisa Sarg. accepted as Crataegus laneyi Sarg.
Species Crataegus divisifolia Sarg.
Species Crataegus dolosa Beadle
Species Crataegus douglasii Macoun accepted as Crataegus macracantha Lodd. ex Loudon
Species Crataegus douglasii Lindl.
Species Crataegus downingii hort.
Species Crataegus drymopila Sarg.
Species Crataegus dshungarica Zabel ex Lange accepted as Crataegus dsungarica Zabel ex Lange
Species Crataegus dsungarica hort. ex Dippel
Species Crataegus dsungarica Zabel ex Lange
Species Crataegus dumetosa Sarg.
Species Crataegus dumicola Sarg.
Species Crataegus dumosa Salisb.
Species Crataegus dunensis Cinovskis accepted as Crataegus rhipidophylla Gand.
Species Crataegus dunmorensis Sarg.
Species Crataegus duracina Sarg.
Species Crataegus durifolia Ashe
Species Crataegus durobrivensis Sarg.
Species Crataegus dzhairensis Vassilcz.
Species Crataegus earlei Ashe
Species Crataegus eastmaniana Sarg.
Species Crataegus eatonia Sarg.
Species Crataegus ebracteata Ashe
Species Crataegus eburnea Ashe
Species Crataegus edita Sarg. accepted as Crataegus berberifolia Torr. & A. Gray
Species Crataegus edsonii Sarg.
Species Crataegus edulis Lodd. ex Moench
Species Crataegus edura Beadle accepted as Crataegus berberifolia Torr. & A. Gray
Species Crataegus edurescens Sarg.
Species Crataegus effera Sarg.
Species Crataegus efferata Sarg.
Species Crataegus efferta Sarg.
Species Crataegus effulgens Sarg.
Species Crataegus eganii Ashe
Species Crataegus egens Beadle
Species Crataegus eggertii Britton
Species Crataegus egregia Beadle accepted as Crataegus michauxii Pers.
Species Crataegus elbursensis Rech. f.
Species Crataegus elegans (Poir.) Mutel
Species Crataegus elliptica Sol.
Species Crataegus elliptica Elliott accepted as Crataegus aestivalis (Walter) Torr. & A. Gray
Species Crataegus ellipticifolia Sarg.
Species Crataegus emersoniana Sarg.
Species Crataegus enderbyensis J.B. Phipps & R. O'Kennon
Species Crataegus engelmannii Sarg.
Species Crataegus ensifera Sarg.
Species Crataegus enucleata Sarg.
Species Crataegus erecta Sarg.
Species Crataegus eriantha Pojark. accepted as Crataegus meyeri Pojark.
Species Crataegus eriocarpa Pomel
Species Crataegus errata Sarg.
Species Crataegus erubescens Sarg.
Species Crataegus erythrocarpa Ashe
Species Crataegus escalloniaefolia Schltdl. accepted as Osteomeles escalloniaefolia (Schltdl.) Decne.
Species Crataegus escalloniifolia Schltdl.
Species Crataegus excelsa Salisb.
Species Crataegus exigua Sarg. accepted as Crataegus crusgalli Linnaeus
Species Crataegus exigua Ashe
Species Crataegus exilis Beadle
Species Crataegus exornata Sarg.
Species Crataegus extraria Beadle
Species Crataegus fallax Ashe
Species Crataegus fallens Ashe ex Gruber
Species Crataegus fallens Sarg.
Species Crataegus fallsiana Sarg.
Species Crataegus farwelli Sarg.
Species Crataegus fastigiata hort.
Species Crataegus fastosa Sarg.
Species Crataegus fecunda Sarg. accepted as Crataegus crusgalli Linnaeus
Species Crataegus felix Sarg.
Species Crataegus fennica Kalm
Species Crataegus fera Beadle accepted as Crataegus berberifolia Torr. & A. Gray
Species Crataegus ferentaria Sarg. accepted as Crataegus macracantha Lodd. ex Loudon
Species Crataegus ferganensis Pojark.
Species Crataegus fernaldii Sarg.
Species Crataegus ferox hort.
Species Crataegus ferox Sarg.
Species Crataegus ferruginea Juss. ex Pers.
Species Crataegus fertilis Sarg.
Species Crataegus festiva Sarg.
Species Crataegus filipes Eggl.
Species Crataegus finitima Sarg.
Species Crataegus firma Sarg.
Species Crataegus fischeri C.K. Schneid. accepted as Crataegus songarica K. Koch
Species Crataegus fissa (Poir.) Bosc ex DC.
Species Crataegus flabellata (Bosc ex Spach) K. Koch
Species Crataegus flabellata Heldr. ex Regel
Species Crataegus flabellata (Bosc ex Spach) Sarg.
Species Crataegus flabellata (Bosc ex Spach) Rydb.
Species Crataegus flabellata (Bosc ex Spach) G. Kirchn.
Species Crataegus flabellata Bosc ex M. Roem.
Species Crataegus flabellifolia Spach
Species Crataegus flagrans Sarg.
Species Crataegus flammata Sarg.
Species Crataegus flammea Sarg.
Species Crataegus flava Hook.
Species Crataegus flava Elliott accepted as Crataegus elliptica Sol.
Species Crataegus flava Lindl.
Species Crataegus flava Sarg.
Species Crataegus flava Darl. (unaccepted)
Species Crataegus flavescens Bosc ex DC.
Species Crataegus flavocarnis Ashe
Species Crataegus flexispina (Moench) Sarg.
Species Crataegus flexispina Borkh.
Species Crataegus flexuosa Schwein.
Species Crataegus flexuosa DC. (unaccepted)
Species Crataegus florea Sarg.
Species Crataegus florens Beadle
Species Crataegus florentina Zuccagni (unaccepted)
Species Crataegus floribunda Gand. (unaccepted)
Species Crataegus floribunda K. Koch
Species Crataegus florida Loudon
Species Crataegus floridana Sarg.
Species Crataegus floridula Sarg.
Species Crataegus fluviatilis Sarg. (unaccepted)
Species Crataegus foliata Sarg.
Species Crataegus fominii Krysht.
Species Crataegus fontanesiana auct. (unaccepted)
Species Crataegus fontanesiana S. Schauer (unaccepted)
Species Crataegus forbesae Sarg.
Species Crataegus fortis Beadle
Species Crataegus fragilis Beadle
Species Crataegus fretalis Sarg. (unaccepted)
Species Crataegus fretzii Sarg.
Species Crataegus fructuosa Sarg.
Species Crataegus fructurubro hort.
Species Crataegus frugalis Beadle
Species Crataegus frugiferens Beadle
Species Crataegus frutescens Sarg.
Species Crataegus fruticosa Sarg.
Species Crataegus fucata Sarg.
Species Crataegus fucosa Sarg.
Species Crataegus fulgens Sarg.
Species Crataegus fulgida Sarg.
Species Crataegus fulva Sarg.
Species Crataegus furcata Sarg. (unaccepted)
Species Crataegus furtiva Beadle
Species Crataegus furuhjelmii Heer
Species Crataegus fusca Sarg.
Species Crataegus galbana Beadle
Species Crataegus gaultii Sarg.
Species Crataegus gaylussacia A. Heller
Species Crataegus geneseensis Sarg.
Species Crataegus genialis Sarg.
Species Crataegus geniculata Ashe
Species Crataegus germanica hort. ex K. Koch
Species Crataegus germanica (L.) Kuntze
Species Crataegus gharanica Paulsen ex Pojark.
Species Crataegus gilbertiana Sarg. (unaccepted)
Species Crataegus gilva Beadle
Species Crataegus glabra Thunb. (unaccepted)
Species Crataegus glabra hort.
Species Crataegus glabra G. Lodd.
Species Crataegus glabrata Sarg.
Species Crataegus glabrifolia Sarg.
Species Crataegus glabriuscula Sarg.
Species Crataegus glandulosa Moench (unaccepted)
Species Crataegus glandulosa Georgi
Species Crataegus glandulosa Willd.
Species Crataegus glandulosa Michx. (unaccepted)
Species Crataegus glauca W. Young
Species Crataegus glaucophylla Sarg. (unaccepted)
Species Crataegus globirimosa Murrill
Species Crataegus glomerata Booth
Species Crataegus glutinosa Michx. ex Koehne
Species Crataegus gothica Lindm.
Species Crataegus gracilior J.B. Phipps
Species Crataegus gracilipes Sarg.
Species Crataegus gracilis Sarg.
Species Crataegus graeca Spach
Species Crataegus granatensis Boiss. (unaccepted)
Species Crataegus grandiflora hort. Belg. ex Hornem.
Species Crataegus grandiflora K. Koch
Species Crataegus grandiflorus K. Koch
Species Crataegus grandis Ashe
Species Crataegus grata Salisb.
Species Crataegus gratiosa Sarg.
Species Crataegus gravesii Sarg.
Species Crataegus grayana Eggl. (unaccepted)
Species Crataegus gregalis Beadle (unaccepted)
Species Crataegus grignonensis Mouill.
Species Crataegus grignoniensis Mouill.
Species Crataegus grossa Sarg.
Species Crataegus grossiserrata Ashe
Species Crataegus grossulariaefolia hort. ex Dippel
Species Crataegus grossulariaefolia Loudon
Species Crataegus gruberi Ashe
Species Crataegus habereri Sarg.
Species Crataegus habilis Ashe
Species Crataegus hamata Sarg.
Species Crataegus handyae Sarg.
Species Crataegus hannibalensis E.J. Palmer (unaccepted)
Species Crataegus hargeri Sarg.
Species Crataegus heidelbergensis Sarg.
Species Crataegus helderbergensis Sarg.
Species Crataegus heldreichii Boiss.
Species Crataegus helenae Grynj & Klokov
Species Crataegus helenae Sarg.
Species Crataegus helenolae Grynj & Klokov (unaccepted)
Species Crataegus helvetica W. Koch
Species Crataegus helvina Ashe (unaccepted)
Species Crataegus henryi Dunn (unaccepted)
Species Crataegus hertiflora Sarg. (unaccepted)
Species Crataegus heterophylla Lindl.
Species Crataegus heterophylla Steven
Species Crataegus heterophylla Flüggé
Species Crataegus heterophylla C.A. Mey. ex Hohen.
Species Crataegus heterophylloides Pojark. ex K.I. Chr.
Species Crataegus hiemalis Lange
Species Crataegus hillii Sarg. (unaccepted)
Species Crataegus hirsuta Schur (unaccepted)
Species Crataegus hirtella Sarg.
Species Crataegus hirtiflora Sarg.
Species Crataegus hispidula Sarg.
Species Crataegus hissarica Pojark.
Species Crataegus honeoyensis Sarg.
Species Crataegus honesta Sarg.
Species Crataegus horridula Sarg.
Species Crataegus horseyi E.J. Palmer (unaccepted)
Species Crataegus hostii hort.
Species Crataegus howeana Sarg.
Species Crataegus howellii Heiser
Species Crataegus hudsonica Sarg.
Species Crataegus humilis Lam.
Species Crataegus huntiana Sarg.
Species Crataegus hupehensis Sarg.
Species Crataegus hybrida Bechst.
Species Crataegus hybrida Linnaeus
Species Crataegus hypolasia K. Koch (unaccepted)
Species Crataegus hyracantha Steven
Species Crataegus hyrcana Bornm.
Species Crataegus hystricina Ashe
Species Crataegus ideae Sarg.
Species Crataegus ignava Beadle
Species Crataegus ignava Sarg.
Species Crataegus ignea Sarg.
Species Crataegus illinoiensis Ashe
Species Crataegus illudens Beadle
Species Crataegus illustris Beadle
Species Crataegus immitis Ashe
Species Crataegus impar Beadle
Species Crataegus impervia Sarg.
Species Crataegus implicata Sarg.
Species Crataegus inanis Beadle
Species Crataegus inaudita Sarg.
Species Crataegus incaedua Sarg.
Species Crataegus incana Beadle
Species Crataegus incilis Beadle
Species Crataegus incisa hort.
Species Crataegus incisa Lange ex Dippel
Species Crataegus incisus
Species Crataegus incompta Sarg.
Species Crataegus indentata Lodd. (unaccepted)
Species Crataegus indica Linnaeus (unaccepted)
Species Crataegus indicens Ashe
Species Crataegus indigens Ashe
Species Crataegus inducta Ashe
Species Crataegus inermis Linnaeus
Species Crataegus inermis Sessé & Moç.
Species Crataegus inermis Sennen
Species Crataegus infensa Sarg.
Species Crataegus infera Sarg.
Species Crataegus infesta Sarg.
Species Crataegus ingens Beadle (unaccepted)
Species Crataegus ingrata Ashe
Species Crataegus inopina Beadle
Species Crataegus inopinata Sarg.
Species Crataegus inops Beadle
Species Crataegus insegnae
Species Crataegus insegnae (Tineo ex Guss.) Bertol.
Species Crataegus insidiosa Beadle
Species Crataegus insignata Sarg.
Species Crataegus insignis Sarg.
Species Crataegus insilis Beadle
Species Crataegus insolens Sarg. (unaccepted)
Species Crataegus insolita Sarg.
Species Crataegus insperata Sarg.
Species Crataegus insueta Sarg.
Species Crataegus integerrima R. Doll (unaccepted)
Species Crataegus integra (Nash) Beadle
Species Crataegus integrifolia Roxb. (unaccepted)
Species Crataegus interior Beadle (unaccepted)
Species Crataegus intermedia Pers.
Species Crataegus intermedia hort.
Species Crataegus intermedia Fuss (unaccepted)
Species Crataegus intermedia Donn
Species Crataegus intermedia (Ehrh.) Chalon
Species Crataegus intermedia Schur (unaccepted)
Species Crataegus intermixta Sarg.
Species Crataegus intermixta (Wenz.) Beck (unaccepted)
Species Crataegus intricata Lange
Species Crataegus inusitula Sarg.
Species Crataegus invicta Beadle
Species Crataegus irvingii Sarg. ex Weed
Species Crataegus isfajramensis Pachom.
Species Crataegus jaquinii A. Kern.
Species Crataegus jasperensis Sarg.
Species Crataegus jejuna Sarg.
Species Crataegus jenningsii Sarg.
Species Crataegus jozana C.K. Schneid.
Species Crataegus kansuensis E.H. Wilson
Species Crataegus karadaghensis Pojark.
Species Crataegus keepii Sarg.
Species Crataegus kellermanii Sarg. (unaccepted)
Species Crataegus kennedyi Sarg.
Species Crataegus kingstonensis Sarg.
Species Crataegus kinzerae Sarg.
Species Crataegus klokovii Ivaschin
Species Crataegus knieskerniana Sarg.
Species Crataegus knorringiana Pojark.
Species Crataegus komarovii Sarg. (unaccepted)
Species Crataegus kornerupii Heer
Species Crataegus korolkowii hort. ex Dippel (unaccepted)
Species Crataegus korolkowii hort. ex L. Henry (unaccepted)
Species Crataegus korolkowii Regel ex C.K. Schneid. (unaccepted)
Species Crataegus korolkowii Regel ex Zabel
Species Crataegus krima R. Doll (unaccepted)
Species Crataegus krumbholzii R. Doll (unaccepted)
Species Crataegus kulingensis Sarg. (unaccepted)
Species Crataegus kurdistanica Hadac & Chrtek
Species Crataegus kyrtostyla K.I. Chr.
Species Crataegus kyrtostyla Fingerh.
Species Crataegus laciniata Ucria (unaccepted)
Species Crataegus laciniata Montrouz.
Species Crataegus laciniata Bernardino
Species Crataegus laciniata auct. (unaccepted)
Species Crataegus laciniata Kar. & Kir. (unaccepted)
Species Crataegus laciniata Borkh.
Species Crataegus laciniata Willk.
Species Crataegus lacrimata Small
Species Crataegus laetans Sarg.
Species Crataegus laetifica Sarg. (unaccepted)
Species Crataegus laetula Sarg.
Species Crataegus laevicalyx J.X. Huang, L.Y. Sun & T.J. Feng (unaccepted)
Species Crataegus laevigata (Poir.) DC.
Species Crataegus laevis Thunb. (unaccepted)
Species Crataegus lagenaria Fisch. & C.A. Mey. (unaccepted)
Species Crataegus lagenaria Fisch. & C.A. Mey. ex Boiss. (unaccepted)
Species Crataegus lalandei May (unaccepted)
Species Crataegus lambertiana hort.
Species Crataegus lambertiana hort. ex K. Koch
Species Crataegus lambertiana Lange
Species Crataegus lamprocarpa Lindm.
Species Crataegus lamprophylla Gand.
Species Crataegus lanata Beadle
Species Crataegus lanceolata Sarg.
Species Crataegus lancifolia Wender.
Species Crataegus laneyi Sarg.
Species Crataegus langei Cinovskis
Species Crataegus lanigera Sarg.
Species Crataegus larga Sarg. (unaccepted)
Species Crataegus lasiantha Sarg.
Species Crataegus lasiocarpa Lange (unaccepted)
Species Crataegus lassa Beadle
Species Crataegus lata Sarg.
Species Crataegus latiflora Sarg.
Species Crataegus latifolia DC. ex Koehne
Species Crataegus latifolia Lam. (unaccepted)
Species Crataegus latifolia Spach
Species Crataegus latifrons Sarg.
Species Crataegus latisepala Ashe
Species Crataegus laurifolia Medik. (unaccepted)
Species Crataegus lauta Sarg.
Species Crataegus lavallei Herincq ex Lavallée
Species Crataegus lavallei hort. Paris.
Species Crataegus lawrencensis Sarg.
Species Crataegus laxa Beadle
Species Crataegus layii hort.
Species Crataegus leeana Bean (unaccepted)
Species Crataegus leimonia Sarg.
Species Crataegus leioclada Sarg.
Species Crataegus leiomonogyna Klokov (unaccepted)
Species Crataegus lemingtonensis Sarg.
Species Crataegus lenis Beadle
Species Crataegus lenneana Warsz.
Species Crataegus lenta Ashe
Species Crataegus lentula Ashe
Species Crataegus leonensis E.J. Palmer (unaccepted)
Species Crataegus lepida Beadle (unaccepted)
Species Crataegus leptalea Sarg.
Species Crataegus leptophylla Sarg.
Species Crataegus leptopoda Sarg.
Species Crataegus letchworthiana Sarg.
Species Crataegus lettermanii Sarg.
Species Crataegus limata Beadle
Species Crataegus limatala Sarg.
Species Crataegus limnophila Sarg.
Species Crataegus limnophiloides Murrill
Species Crataegus limosa Sarg.
Species Crataegus lindenii Stapf
Species Crataegus lindmanii Hrabetova (unaccepted)
Species Crataegus lindmanii Cinovskis
Species Crataegus linearifolia hort.
Species Crataegus linearis Pers. (unaccepted)
Species Crataegus linnaeana Pojark. (unaccepted)
Species Crataegus lipskyi Klokov (unaccepted)
Species Crataegus livingstoniana Sarg.
Species Crataegus livoniana Sarg. (unaccepted)
Species Crataegus lobata Loudon (unaccepted)
Species Crataegus lobata Bosc
Species Crataegus lobatus Bosc
Species Crataegus lobulata Sarg.
Species Crataegus loddigesiana K. Koch (unaccepted)
Species Crataegus longifolia DC.
Species Crataegus longipedunculata Sarg.
Species Crataegus longipes Pojark.
Species Crataegus longipetiolata Sarg.
Species Crataegus longispina Sarg.
Species Crataegus lucida Mill. (unaccepted)
Species Crataegus lucida Elliott (unaccepted)
Species Crataegus lucorum Sarg.
Species Crataegus luculenta Sarg. (unaccepted)
Species Crataegus ludgii Carrière
Species Crataegus ludoviciensis Sarg.
Species Crataegus luminosa Sarg.
Species Crataegus lutensis Sarg.
Species Crataegus luteola Sarg.
Species Crataegus luxuriosa Sarg.
Species Crataegus macera Sarg.
Species Crataegus macilenta Beadle
Species Crataegus mackensenii Sarg.
Species Crataegus macnabiana hort.
Species Crataegus macounii Sarg. (unaccepted)
Species Crataegus macra Beadle
Species Crataegus macracantha Lodd. ex Loudon
Species Crataegus macrocalyx Sarg.
Species Crataegus macrocarpa hort.
Species Crataegus macrocarpa auct. (unaccepted)
Species Crataegus macrocarpa Hegetschw.
Species Crataegus macrophylla Sarg.
Species Crataegus macropoda Sarg.
Species Crataegus macrosperma Ashe
Species Crataegus magniflora Sarg.
Species Crataegus magnifolia Sarg.
Species Crataegus maligna Sarg.
Species Crataegus maloides Sarg. (unaccepted)
Species Crataegus mandschurica hort. ex Koehne (unaccepted)
Species Crataegus mandshurica hort. Buekiano ex Maxim.
Species Crataegus marcida Ashe
Species Crataegus margarettae Eggl.
Species Crataegus maribella Sarg.
Species Crataegus mariettensis Sarg.
Species Crataegus maroccana Lindl.
Species Crataegus maroccana Pers. (unaccepted)
Species Crataegus marshallii Eggl.
Species Crataegus maura L. f. (unaccepted)
Species Crataegus maura auct. hisp.
Species Crataegus maximowiczii C.K. Schneid.
Species Crataegus mcgeeae Ashe
Species Crataegus media Sarg.
Species Crataegus media Bechst.
Species Crataegus media auct.
Species Crataegus medioxima Sarg.
Species Crataegus medita Lindm.
Species Crataegus megapulchra Murrill
Species Crataegus meiophylla Sarg.
Species Crataegus melanocarpa M. Bieb. (unaccepted)
Species Crataegus melanocarpa Bory & Chaub.
Species Crataegus mellita Sarg.
Species Crataegus membranacea Sarg.
Species Crataegus menandiana Sarg.
Species Crataegus meridionalis Sarg.
Species Crataegus mespilus (L.) Jess. (unaccepted)
Species Crataegus meticulosa Sarg.
Species Crataegus mexicana D. Don
Species Crataegus mexicana Moç. & Sessé ex DC.
Species Crataegus meyeri Pojark.
Species Crataegus michauxii Pers.
Species Crataegus michiganensis Ashe
Species Crataegus micracantha Sarg.
Species Crataegus micrantha Sarg. (unaccepted)
Species Crataegus microcarpa Lindl. (unaccepted)
Species Crataegus microcarpifolia
Species Crataegus microphylla K. Koch
Species Crataegus microphylla Gand. (unaccepted)
Species Crataegus microsperma Sarg. (unaccepted)
Species Crataegus miniata Ashe
Species Crataegus minor Sessé & Moç.
Species Crataegus mira Beadle
Species Crataegus miranda Sarg.
Species Crataegus misella Sarg.
Species Crataegus mitis Sarg.
Species Crataegus modesta Sarg.
Species Crataegus modica Sarg.
Species Crataegus mohrii Beadle (unaccepted)
Species Crataegus mollicula Sarg.
Species Crataegus mollipes Sarg.
Species Crataegus mollita Sarg.
Species Crataegus monantha Sarg.
Species Crataegus monogyna Jacq.
Species Crataegus monogyna auct.
Species Crataegus monogyna Ledeb.
Species Crataegus monopyrena Pall.
Species Crataegus monosperma Sarg.
Species Crataegus monstrata Sarg.
Species Crataegus monstrosa hort.
Species Crataegus montesantosii Diap. (unaccepted)
Species Crataegus monticola Cinovskis (unaccepted)
Species Crataegus montivaga Sarg. (unaccepted)
Species Crataegus mordenensis Boom
Species Crataegus moselemensis Gruber
Species Crataegus moyeriana Sarg.
Species Crataegus multifida Ashe
Species Crataegus multiflora Bunge
Species Crataegus multiflora hort. tolosan. ex Lavallée
Species Crataegus multipes Ashe
Species Crataegus multispina Ashe
Species Crataegus munda Beadle
Species Crataegus munita Sarg.
Species Crataegus myrtifolia C. Presl
Species Crataegus nainaica Krysht.
Species Crataegus nananixonii J.B. Phipps & R. O'Kennon
Species Crataegus napaea Sarg.
Species Crataegus neapolitana hort.
Species Crataegus necopinata Pojark.
Species Crataegus nelsonii Eggl.
Species Crataegus nemoralis Sarg.
Species Crataegus nemorosa Sarg.
Species Crataegus neobaxteri Sarg. (unaccepted)
Species Crataegus neo-canbyi Sarg.
Species Crataegus neofaxonii Sarg.
Species Crataegus neolondinensis Sarg.
Species Crataegus neosmithii Sarg.
Species Crataegus nescia Sarg.
Species Crataegus nevadensis K.I. Chr.
Species Crataegus newberryi Cackeree
Species Crataegus newelliana Murrill
Species Crataegus nigra Pall. ex Steud.
Species Crataegus nigra Waldst. & Kit.
Species Crataegus nikitinii Essenova (unaccepted)
Species Crataegus nitens Sarg.
Species Crataegus nitida (Engelm. ex Britton & N.E. Br.) Sarg.
Species Crataegus nitidula Sarg.
Species Crataegus nivea hort. ex Ten.
Species Crataegus nobilis S.G. Gmel.
Species Crataegus notabilis Sarg.
Species Crataegus notha Sarg.
Species Crataegus noveboracencis Sarg.
Species Crataegus nubicola Beadle
Species Crataegus nudiflora Nutt. ex Torr. & A. Gray (unaccepted)
Species Crataegus numerosa Sarg.
Species Crataegus nupera Ashe
Species Crataegus nutans Sarg.
Species Crataegus obesa Ashe
Species Crataegus oblita Sarg.
Species Crataegus oblongifolia Sarg.
Species Crataegus obovalis
Species Crataegus obovatifolia M. Roem. (unaccepted)
Species Crataegus obscura Sarg.
Species Crataegus obstipa Sarg.
Species Crataegus obtecta Ashe
Species Crataegus obtusata Spach
Species Crataegus obtusifolia Pers.
Species Crataegus occidentalis Britton (unaccepted)
Species Crataegus odorata Bosc
Species Crataegus odoratissima Hornem. (unaccepted)
Species Crataegus odoratissima Donn (unaccepted)
Species Crataegus odoratissima (Andrews) G. Don (unaccepted)
Species Crataegus ogdensburgensis Sarg. (unaccepted)
Species Crataegus ohioensis Sarg. (unaccepted)
Species Crataegus okanaganensis J.B. Phipps & R. O'Kennon
Species Crataegus okennonii J.B. Phipps
Species Crataegus olida Ashe
Species Crataegus oligacantha Gand. (unaccepted)
Species Crataegus olivacea Sarg.
Species Crataegus olivaeformis hort.
Species Crataegus oliveriana (Dum. Cours.) Bosc (unaccepted)
Species Crataegus oliveriana Bean
Species Crataegus oliveriana DC.
Species Crataegus onusta Ashe
Species Crataegus opaca Hook. & Arn. ex Hook.
Species Crataegus operta Ashe (unaccepted)
Species Crataegus opica Ashe
Species Crataegus orbicularis J.B. Phipps & R. O'Kennon
Species Crataegus oresbia W.W. Sm.
Species Crataegus orientalis Pall. ex M. Bieb.
Species Crataegus orientalis (Poir.) Bosc ex DC.
Species Crataegus orientalis Lindl.
Species Crataegus orientobaltica Cinovskis (unaccepted)
Species Crataegus orthosepala (Bornm.) Diap. (unaccepted)
Species Crataegus otiosa Ashe (unaccepted)
Species Crataegus ovalifolia Hornem.
Species Crataegus ovalifolia (Hornem.) DC. (unaccepted)
Species Crataegus ovalifolia Hornem. ex Koehne
Species Crataegus ovata Chalon
Species Crataegus ovata Sarg.
Species Crataegus ovatifolia Sarg.
Species Crataegus oxyacantha auct. balcan. (unaccepted)
Species Crataegus oxyacantha Linnaeus (unaccepted)
Species Crataegus oxyacantha Thuill.
Species Crataegus oxyacantha auct. (unaccepted)
Species Crataegus oxyacantha Walter (unaccepted)
Species Crataegus oxyacanthoidea St.-Lag.
Species Crataegus oxyacanthoides Göpp.
Species Crataegus oxyacanthoides Thuill. (unaccepted)
Species Crataegus pachyphylla Sarg.
Species Crataegus pactilis Ashe
Species Crataegus paddockeae Sarg.
Species Crataegus paineana Sarg.
Species Crataegus painteriana Sarg.
Species Crataegus pallasii Griseb.
Species Crataegus pallasii Trautv.
Species Crataegus pallens Beadle (unaccepted)
Species Crataegus pallescens Sarg.
Species Crataegus palliata Sarg. (unaccepted)
Species Crataegus pallida Salisb.
Species Crataegus pallidula Sarg.
Species Crataegus palmeri Sarg. (unaccepted)
Species Crataegus palmstruchii Lindm. (unaccepted)
Species Crataegus palmstruchii Dostál (unaccepted)
Species Crataegus paludosa Sarg.
Species Crataegus palustris Ashe
Species Crataegus pamiroalaica Zaprjagaeva
Species Crataegus panachaica C.K. Schneid. (unaccepted)
Species Crataegus panda Beadle
Species Crataegus panda Ashe
Species Crataegus paradoxa Sarg.
Species Crataegus parca Ashe
Species Crataegus parciflora Sarg.
Species Crataegus parkae Sarg.
Species Crataegus parneyi hort. ex Hoyt (unaccepted)
Species Crataegus parryana Eggl.
Species Crataegus parviflora Aiton
Species Crataegus parviflora Lojac.
Species Crataegus parvifolia Willd. ex Torr. & A. Gray
Species Crataegus parvifolia Lojac. (unaccepted)
Species Crataegus parvifolia Sol. (unaccepted)
Species Crataegus pascens Ashe
Species Crataegus pastorum Sarg.
Species Crataegus patrum Sarg.
Species Crataegus pauciflora (Poir.) Pers.
Species Crataegus pauciflora André (unaccepted)
Species Crataegus paucifoliata Pau
Species Crataegus paucilobata Sennen
Species Crataegus paucispina Sarg.
Species Crataegus pausaica Ashe
Species Crataegus pausiaca Ashe (unaccepted)
Species Crataegus pearsonii Ashe
Species Crataegus pechiana Sarg. (unaccepted)
Species Crataegus peckietta Sarg.
Species Crataegus peckii Sarg.
Species Crataegus pectinata hort.
Species Crataegus pectinata C.K. Schneid.
Species Crataegus pectinata C.A. Mey.
Species Crataegus pectinata Bosc ex DC.
Species Crataegus pedicellata Sarg. (unaccepted)
Species Crataegus pelacris Sarg.
Species Crataegus pellecta Sarg.
Species Crataegus pellucidula Sarg.
Species Crataegus peloponnesiaca Byatt
Species Crataegus penita Beadle
Species Crataegus pennypackeri Sarg.
Species Crataegus pentagyna Waldst. & Kit. ex Willd.
Species Crataegus pentagyna auct. fl. orient. & ross.
Species Crataegus pentandra Sarg.
Species Crataegus pentaneura Ashe
Species Crataegus pentasperma Ashe
Species Crataegus peoriensis Sarg. (unaccepted)
Species Crataegus pequotorum Sarg.
Species Crataegus peramoena Sarg.
Species Crataegus perampla Sarg.
Species Crataegus peregrina Sarg.
Species Crataegus perjucunda Sarg.
Species Crataegus perjuncunda Sarg.
Species Crataegus perlaeta Sarg.
Species Crataegus perlevis Ashe
Species Crataegus permera Sarg.
Species Crataegus permixta E.J. Palmer (unaccepted)
Species Crataegus perrara Sarg.
Species Crataegus persica Pojark. (unaccepted)
Species Crataegus persimilis Sarg.
Species Crataegus persistens Sarg. (unaccepted)
Species Crataegus perspicabilis Sarg.
Species Crataegus peruviana K. Koch
Species Crataegus petiolulata Gand. (unaccepted)
Species Crataegus pexa Beadle
Species Crataegus phaenopyrum (L. f.) Medik.
Species Crataegus phaenopyrum Borkh.
Species Crataegus phaneroneura Sarg.
Species Crataegus philadelphica Sarg.
Species Crataegus philippii hort. ex Koehne
Species Crataegus phippsii O'Kennon
Species Crataegus phlebodia Sarg.
Species Crataegus picta Sarg.
Species Crataegus pilifera Sarg.
Species Crataegus pilosa Sarg.
Species Crataegus pinetorum Beadle
Species Crataegus pinnatifida Bunge
Species Crataegus pinnatifida Franch.
Species Crataegus pinnatiloba Lange (unaccepted)
Species Crataegus pinschaw hort.
Species Crataegus pinshow hort. (unaccepted)
Species Crataegus piperi Britton
Species Crataegus pirifolia hort. Paris.
Species Crataegus placiva Sarg. (May, 1908)
Species Crataegus placiva Sarg. (Aug., 1908)
Species Crataegus plana Sarg.
Species Crataegus platyphylla C.K. Schneid.
Species Crataegus platyphylla Lindl. (unaccepted)
Species Crataegus platyphylla Lindl. ex Hohen.
Species Crataegus podophylla Gand.
Species Crataegus poiretiana DC.
Species Crataegus poliophylla Sarg.
Species Crataegus polita Sarg.
Species Crataegus poloniensis Cinovskis
Species Crataegus polyacantha (Jan ex Guss.) Nyman (unaccepted)
Species Crataegus polyacantha Jan
Species Crataegus polybracteata Ashe
Species Crataegus polyclada Sarg.
Species Crataegus pomifera Georgi
Species Crataegus pontica K. Koch (unaccepted)
Species Crataegus popovii Chrshan. (unaccepted)
Species Crataegus populifolia Elliott
Species Crataegus populifolia Eggl.
Species Crataegus populifolia Walter (unaccepted)
Species Crataegus porracea Ashe
Species Crataegus porrecta Ashe
Species Crataegus praearmata Klokov (unaccepted)
Species Crataegus praeclara Sarg.
Species Crataegus praecoqua Sarg.
Species Crataegus praecox Sarg.
Species Crataegus praeformosa Murrill
Species Crataegus praemonogyna Krysht.
Species Crataegus praemonticola Holub (unaccepted)
Species Crataegus praestans Sarg.
Species Crataegus praetermissa Sarg.
Species Crataegus pratensis Sarg.
Species Crataegus premora Ashe
Species Crataegus prinoides Sarg.
Species Crataegus prismatica Ashe
Species Crataegus priva Ashe
Species Crataegus procax Ashe
Species Crataegus procera Sarg.
Species Crataegus proctoriana Sarg.
Species Crataegus prominens Sarg.
Species Crataegus promissa Sarg.
Species Crataegus propensa Sarg.
Species Crataegus propinqua Ashe
Species Crataegus propixa Sarg.
Species Crataegus propria Sarg.
Species Crataegus pruinosa (H.L. Wendl.) Beadle
Species Crataegus prunellifolia Bosc ex DC.
Species Crataegus prunifolia J. Gordon, T. Dermer & R. Edmonds
Species Crataegus prunifolia (Marshall) Baumg.
Species Crataegus prunifolia (Poir.) Bosc ex DC.
Species Crataegus prunifolia W. Young
Species Crataegus prunifolia (Poir.) Pers. (unaccepted)
Species Crataegus przewalskii Pojark.
Species Crataegus pseudaria Spach
Species Crataegus pseudoallemanniensis Döll
Species Crataegus pseudo-aria Spach
Species Crataegus pseudo-azarolus Popov
Species Crataegus pseudoheterophylla Pojark.
Species Crataegus pseudokyrtostyla Klokov (unaccepted)
Species Crataegus pseudomelanocarpa Popov
Species Crataegus pseudomelanocarpa Popov ex Pojark. (unaccepted)
Species Crataegus pseudosanguinea Popov ex Pojark.
Species Crataegus puberis Sarg.
Species Crataegus pubescens (Kunth) Steud.
Species Crataegus pubescens (C. Presl) C. Presl (unaccepted)
Species Crataegus pubifolia Ashe
Species Crataegus pubipes Ashe
Species Crataegus pudens Sarg.
Species Crataegus pulchella Gand. (unaccepted)
Species Crataegus pulchra Sarg.
Species Crataegus pulla Beadle
Species Crataegus pumila Sarg.
Species Crataegus punctata Jacq.
Species Crataegus punctata Sol.
Species Crataegus punicea Fisch. ex Steud.
Species Crataegus purpurea Bosc ex DC. (unaccepted)
Species Crataegus pusilla Sarg.
Species Crataegus puta Sarg.
Species Crataegus putata Sarg.
Species Crataegus pycnoloba Boiss. & Heldr.
Species Crataegus pygmaea Sarg.
Species Crataegus pyracantha Brandis (unaccepted)
Species Crataegus pyracantha Hemsl. (unaccepted)
Species Crataegus pyracantha (L.) Medik. (unaccepted)
Species Crataegus pyracantha Pers.
Species Crataegus pyracanthifolia Wender.
Species Crataegus pyracanthifolia G. Don
Species Crataegus pyracanthoides Beadle (unaccepted)
Species Crataegus pyramidata Sarg.
Species Crataegus pyrifolia (Desf.) Rehder (unaccepted)
Species Crataegus pyrifolia Sol.
Species Crataegus pyrifolia Lam.
Species Crataegus pyrifolia Moench
Species Crataegus pyrifolia Willd.
Species Crataegus pyriformis Britton
Species Crataegus pyriformis Jacques
Species Crataegus pyriformis M. Roem.
Species Crataegus pyripulchra Murrill
Species Crataegus quaesita Beadle
Species Crataegus quercina Ashe
Species Crataegus quinebaugensis Sarg.
Species Crataegus quitensis Benth.
Species Crataegus racemosa Lam. (unaccepted)
Species Crataegus radians Sarg. (unaccepted)
Species Crataegus radiata Sarg.
Species Crataegus radina Sarg.
Species Crataegus radiosa Sarg.
Species Crataegus raleighensis Ashe (unaccepted)
Species Crataegus ramosa Sarg.
Species Crataegus randiana Sarg. (unaccepted)
Species Crataegus rara Sarg.
Species Crataegus rava Beadle
Species Crataegus ravenelii Sarg. (unaccepted)
Species Crataegus ravida Ashe
Species Crataegus recedens Sarg. (unaccepted)
Species Crataegus recordabilis Sarg.
Species Crataegus recta Sarg.
Species Crataegus redolens Ashe
Species Crataegus regalis Beadle (unaccepted)
Species Crataegus reginae hort. ex K. Koch (unaccepted)
Species Crataegus remota Sarg.
Species Crataegus remotilobata Raikova ex Popov
Species Crataegus repentina Sarg.
Species Crataegus repulsans Sarg.
Species Crataegus resecta Ashe
Species Crataegus reses Ashe
Species Crataegus resima Beadle
Species Crataegus retrusa Ashe
Species Crataegus reverchonii Sarg.
Species Crataegus rhipidophylla Gand.
Species Crataegus rhodella Ashe (unaccepted)
Species Crataegus rhombifolia Sarg.
Species Crataegus ribesius Bertol.
Species Crataegus ridgwayi Sarg.
Species Crataegus rigens Beadle
Species Crataegus rigida Sarg.
Species Crataegus rikuchuensis (Makino) Makino
Species Crataegus rimosa Beadle
Species Crataegus rimosiformis Murrill
Species Crataegus riparia Salisb.
Species Crataegus riparia Ashe
Species Crataegus rivalis Sarg.
Species Crataegus rivularis Nutt. ex Torr. & A. Gray
Species Crataegus rivularis W.H. Brewer & S. Watson
Species Crataegus roanensis Ashe (unaccepted)
Species Crataegus robbinsiana Sarg.
Species Crataegus robinsonii Sarg.
Species Crataegus robusta Sarg.
Species Crataegus rominens Sarg.
Species Crataegus roribacca Ashe
Species Crataegus rosea hort. ex DC.
Species Crataegus rosei Eggl.
Species Crataegus rosiformis Janka (unaccepted)
Species Crataegus rotunda Sarg.
Species Crataegus rotundifolia Eggl.
Species Crataegus rotundifolia Lam. (unaccepted)
Species Crataegus rotundifolia Borkh.
Species Crataegus rubens Cinovskis (unaccepted)
Species Crataegus rubescens Ashe
Species Crataegus rubicundula Sarg.
Species Crataegus rubra Lour. (unaccepted)
Species Crataegus rubrifolia Sarg.
Species Crataegus rubrinervis Lange
Species Crataegus rubrisepala Sarg.
Species Crataegus rubrocarnea Sarg.
Species Crataegus rubrolutea Sarg.
Species Crataegus rudis Sarg.
Species Crataegus rufipes Ashe
Species Crataegus rufula Sarg.
Species Crataegus rupestris Ashe
Species Crataegus rupicola Sarg.
Species Crataegus ruricola Sarg.
Species Crataegus ruscinonensis Gren. & Blanc
Species Crataegus russanovii Cinovskis
Species Crataegus russata Sarg.
Species Crataegus rustica Beadle
Species Crataegus ruthiana Sarg.
Species Crataegus rutila Sarg.
Species Crataegus sabineana Ashe (unaccepted)
Species Crataegus sakranensis Hadac & Chrtek
Species Crataegus salicifolia J. Gordon, T. Dermer & R. Edmonds (unaccepted)
Species Crataegus salicifolia Medik. (unaccepted)
Species Crataegus saligna Greene
Species Crataegus salvifolia (DC.) Chalon
Species Crataegus sanguinea Nakai (unaccepted)
Species Crataegus sanguinea Schrad. (unaccepted)
Species Crataegus sanguinea Turcz.
Species Crataegus sanguinea Miq.
Species Crataegus sanguinea Pall.
Species Crataegus sanguinea Torr. & A. Gray (unaccepted)
Species Crataegus sanguinea J.G. Cooper
Species Crataegus sanguinea Nutt. (unaccepted)
Species Crataegus sarmatica Krysht. & Baik.
Species Crataegus sarniensis Sarg.
Species Crataegus saturata Sarg.
Species Crataegus saundersiana Sarg. (unaccepted)
Species Crataegus sauratonae Ashe
Species Crataegus saxatilis Sarg.
Species Crataegus scabera Sarg.
Species Crataegus scabra Sarg.
Species Crataegus scabrifolia (Franch.) Rehder
Species Crataegus scabriuscula Sarg.
Species Crataegus scandica (L.) Wahlenb.
Species Crataegus schisticola Gand.
Species Crataegus schizophylla Eggl. (unaccepted)
Species Crataegus schneckii Ashe
Species Crataegus schneideri Cinovskis (unaccepted)
Species Crataegus schraderiana Ledeb. (unaccepted)
Species Crataegus schroederi (Regel) Koehne ex Späth
Species Crataegus schroederi Koehne ex Späth (unaccepted)
Species Crataegus schumacheri Raunk.
Species Crataegus schweinitziana Sarg.
Species Crataegus scitula Sarg.
Species Crataegus scopulorum Sarg.
Species Crataegus searsii Sarg.
Species Crataegus seclusa Sarg.
Species Crataegus secta Sarg.
Species Crataegus sectilis Ashe
Species Crataegus seducta Sarg.
Species Crataegus seelyana Sarg.
Species Crataegus segnis Beadle
Species Crataegus segobricensis (Pau) Willk.
Species Crataegus sejuncta Sarg.
Species Crataegus semilobata Bluff & Fingerh.
Species Crataegus septempartita Pojark. (unaccepted)
Species Crataegus sequax Ashe
Species Crataegus sera Sarg.
Species Crataegus serena Sarg.
Species Crataegus sericella Pojark. (unaccepted)
Species Crataegus serotina Salisb.
Species Crataegus serrata Poir. (unaccepted)
Species Crataegus serratifolia Desf. (unaccepted)
Species Crataegus serrulata Poir.
Species Crataegus setosa Sarg.
Species Crataegus severa Sarg.
Species Crataegus sextilis Sarg.
Species Crataegus shaferi Sarg.
Species Crataegus shallotte Ashe
Species Crataegus shandongensis F.Z. Li & W.D. Peng
Species Crataegus shensiensis Pojark.
Species Crataegus shicola Buch.-Ham. ex D. Don
Species Crataegus shinnersii Kruschke (unaccepted)
Species Crataegus shuswapensis J.B. Phipps & R. O'Kennon
Species Crataegus siderea Sarg.
Species Crataegus sieboldii Steud.
Species Crataegus signata Beadle (unaccepted)
Species Crataegus silesiaca Hrabetova (unaccepted)
Species Crataegus silvicola Gand. (unaccepted)
Species Crataegus silvicola Beadle (unaccepted)
Species Crataegus simulans Sarg.
Species Crataegus simulata Sarg.
Species Crataegus sinaica Boiss.
Species Crataegus sinensis Lour. ex B.A. Gomes
Species Crataegus sinensis Loisel. (unaccepted)
Species Crataegus singularis Sarg.
Species Crataegus sinistra Beadle
Species Crataegus sitiens Ashe
Species Crataegus slavini Sarg.
Species Crataegus smithii Sarg. (unaccepted)
Species Crataegus smithii (DC.) Chalon
Species Crataegus sodalis Beadle
Species Crataegus songarica K. Koch
Species Crataegus songorica Regel
Species Crataegus sorbifolia Desf.
Species Crataegus sorbifolia Lange
Species Crataegus sorbifolia hort. ex Poir. (unaccepted)
Species Crataegus sordida Sarg.
Species Crataegus sororia Beadle
Species Crataegus sororia C.A. Mey. ex Pojark. (unaccepted)
Species Crataegus spathulata Pursh (unaccepted)
Species Crataegus spathulata Michx.
Species Crataegus spathulata hort. ex Dippel (unaccepted)
Species Crataegus spathulata hort.
Species Crataegus spatifolia Sarg.
Species Crataegus spatiosa Sarg.
Species Crataegus spectabilis Salisb.
Species Crataegus spectabilis Carrière
Species Crataegus spicata Lam. (unaccepted)
Species Crataegus spinea Sarg.
Species Crataegus spinifera Sarg.
Species Crataegus spinosa Gilib.
Species Crataegus spinosissima G. Lodd.
Species Crataegus spinosissima hort.
Species Crataegus spinulosa Sarg.
Species Crataegus spiralis Steud.
Species Crataegus spissa Sarg.
Species Crataegus spissiflora Sarg.
Species Crataegus splendens Wender.
Species Crataegus splendens hort. ex Dippel
Species Crataegus splendens hort.
Species Crataegus splendens Chalon
Species Crataegus splendens Lodd. (unaccepted)
Species Crataegus splendida Sarg.
Species Crataegus stankovii Kossych (unaccepted)
Species Crataegus stellata Sarg.
Species Crataegus stenophylla Sarg.
Species Crataegus stenosepala Sarg.
Species Crataegus stephanostyla H. Lév. & Vaniot (unaccepted)
Species Crataegus steubenensis Sarg.
Species Crataegus stevenana Stankov & Taliev (unaccepted)
Species Crataegus stevenii Pojark. (unaccepted)
Species Crataegus stevensiana Sarg. (unaccepted)
Species Crataegus stipulacea Lodd.
Species Crataegus stipulacea-microphylla hort.
Species Crataegus stipulosa (Kunth) Steud. (unaccepted)
Species Crataegus stratfordensis Sarg.
Species Crataegus stricta hort. ex Starcs
Species Crataegus strigosa Sarg.
Species Crataegus strongylophylla Sarg.
Species Crataegus structilis Ashe
Species Crataegus suavis Sarg.
Species Crataegus subaria Spach ex Koehne
Species Crataegus subaria Spach
Species Crataegus subaudens Murrill
Species Crataegus subborealis Cinovskis (unaccepted)
Species Crataegus subflavida Murrill
Species Crataegus subfusca Ledeb. ex Nordmann (unaccepted)
Species Crataegus subinermis Gand. (unaccepted)
Species Crataegus subintegriloba Pojark. (unaccepted)
Species Crataegus sublobulata Sarg. (unaccepted)
Species Crataegus sublucens Gand. (unaccepted)
Species Crataegus suborbiculata Sarg.
Species Crataegus subpaludosa Murrill
Species Crataegus subpilosa Sarg. (unaccepted)
Species Crataegus subrotunda Klokov (unaccepted)
Species Crataegus subserrata Benth. (unaccepted)
Species Crataegus subserrata Gand.
Species Crataegus subsphaericea Gand. (unaccepted)
Species Crataegus subspinosa DC.
Species Crataegus subvillosa Schrad. ex Walp.
Species Crataegus subvillosa hort.
Species Crataegus subviridis Beadle
Species Crataegus succincta Sarg.
Species Crataegus sucida Sarg.
Species Crataegus suecica auct. ex Steud.
Species Crataegus suksdorfii (Sarg.) Kruschke
Species Crataegus superata Sarg.
Species Crataegus sutherlandensis Sarg.
Species Crataegus swanensis Sarg.
Species Crataegus szovitsii Pojark. (unaccepted)
Species Crataegus taetrica Sarg.
Species Crataegus tanacetifolia Ledeb. (unaccepted)
Species Crataegus tanacetifolia (Poir.) Pers.
Species Crataegus tanacetifolia auct.
Species Crataegus tanacetifolia Webb
Species Crataegus tangchungchangii F.P. Metcalf (unaccepted)
Species Crataegus tantula Sarg. (unaccepted)
Species Crataegus tanuphylla Sarg.
Species Crataegus taquetii H. Lév.
Species Crataegus tarda Sarg.
Species Crataegus tardiflora Sarg.
Species Crataegus tardifolia Ashe
Species Crataegus tartarica hort. (unaccepted)
Species Crataegus tatarica hort. ex Asch. & Graebn.
Species Crataegus taurica Pojark.
Species Crataegus tecta Beadle
Species Crataegus tenax Ashe (unaccepted)
Species Crataegus tenella Ashe
Species Crataegus tenera Ashe
Species Crataegus tennowana A. Nelson
Species Crataegus tenuifolia Britton
Species Crataegus tenuifolia Kom.
Species Crataegus tenuirama Ashe
Species Crataegus tenuis Sarg.
Species Crataegus tenuisepala Sarg.
Species Crataegus tenuispina Sarg.
Species Crataegus tenuissima Sarg.
Species Crataegus teres Beadle
Species Crataegus terminalis Gouan
Species Crataegus tersa Beadle (unaccepted)
Species Crataegus tetrica Beadle
Species Crataegus thayeri Sarg.
Species Crataegus theodori Essenova
Species Crataegus thyrsoidea Gand. (unaccepted)
Species Crataegus tianschanica Pojark.
Species Crataegus tiliaefolia Lange ex Koehne
Species Crataegus tilliaefolia K. Koch
Species Crataegus tinctoria Ashe
Species Crataegus tisdalei Murrill
Species Crataegus tkatschenkoi K.I. Chr.
Species Crataegus tomentosa C.A. Mey. (unaccepted)
Species Crataegus tomentosa Eggl.
Species Crataegus tomentosa Michx.
Species Crataegus torminalis Linnaeus (unaccepted)
Species Crataegus torta Sarg.
Species Crataegus tortuosa hort.
Species Crataegus tortuosa Sarg.
Species Crataegus torva Beadle (unaccepted)
Species Crataegus tournefortii K. Koch (unaccepted)
Species Crataegus tournefortii Griseb. (unaccepted)
Species Crataegus tracyi Ashe ex Eggl.
Species Crataegus trahax Ashe
Species Crataegus transalpina A. Kern. ex Hayek (unaccepted)
Species Crataegus transcaspica Pojark. (unaccepted)
Species Crataegus transmississippiensis Sarg.
Species Crataegus transylvanica hort. ex M. Roem.
Species Crataegus treleasei Sarg.
Species Crataegus trianthophora Sarg. (unaccepted)
Species Crataegus tribulosa Sarg.
Species Crataegus trifoliata DC.
Species Crataegus triloba Pers. (unaccepted)
Species Crataegus triloba hort.
Species Crataegus triloba Poir.
Species Crataegus triloba auct.
Species Crataegus trilobata Labill. ex Poir.
Species Crataegus trilobata Labill.
Species Crataegus trilobata Tkatsch.
Species Crataegus triosteum Gruber
Species Crataegus tripartita Sarg.
Species Crataegus trisperma Ashe
Species Crataegus tristis Beadle
Species Crataegus triumphalis Sarg. (unaccepted)
Species Crataegus truculenta Sarg.
Species Crataegus truncata Sarg.
Species Crataegus tumida Sarg.
Species Crataegus turbinata hort.
Species Crataegus turcomanica Pojark. (unaccepted)
Species Crataegus turkestanica Pojark. ex Nevski
Species Crataegus turkestanica Pojark. (unaccepted)
Species Crataegus turnerorum Enquist
Species Crataegus twiningii Sarg.
Species Crataegus uber Ashe
Species Crataegus ucrainica Pojark.
Species Crataegus ulotricha Pojark. ex Gladkova
Species Crataegus umbellata Desf. (unaccepted)
Species Crataegus umbratilis Sarg.
Species Crataegus umbrosa Sarg.
Species Crataegus uncta Sarg.
Species Crataegus uniflora Du Roi
Species Crataegus uniflora Münchh.
Species Crataegus unilateralis Pers. (unaccepted)
Species Crataegus uniqua Sarg. (unaccepted)
Species Crataegus uplandia Sarg.
Species Crataegus urbana Sarg.
Species Crataegus urbica Sarg.
Species Crataegus uticaensis Sarg. (unaccepted)
Species Crataegus vaga Sarg.
Species Crataegus valens Ashe
Species Crataegus valida Beadle
Species Crataegus valliae Beadle
Species Crataegus vallicola Sarg. (unaccepted)
Species Crataegus varians Sarg.
Species Crataegus vegeta Sarg.
Species Crataegus vegrandis Sarg.
Species Crataegus velata Ashe
Species Crataegus velutina Sarg. (unaccepted)
Species Crataegus venosa Ashe
Species Crataegus venustula Sarg.
Species Crataegus verna Ashe
Species Crataegus vernans Ashe
Species Crataegus verrucalis Peck
Species Crataegus verruculosa Sarg.
Species Crataegus versicolor Rochel
Species Crataegus versuta Beadle
Species Crataegus vesca Ashe
Species Crataegus vestita (Wall. ex G. Don) Chalon
Species Crataegus viaria Beadle
Species Crataegus viatica Ashe
Species Crataegus vicana Beadle
Species Crataegus vicina Sarg.
Species Crataegus victorinii Sarg.
Species Crataegus villaris Beadle
Species Crataegus villicarpa Sarg.
Species Crataegus villiflora Sarg.
Species Crataegus villipes Ashe
Species Crataegus villosa Dzekov
Species Crataegus villosa Thunb. (unaccepted)
Species Crataegus villosa Peterm. (unaccepted)
Species Crataegus viminea Ashe
Species Crataegus virgata Ashe
Species Crataegus virginica Lodd. ex Loudon (unaccepted)
Species Crataegus viridimontana Sarg.
Species Crataegus viridis Linnaeus
Species Crataegus viridis Walter (unaccepted)
Species Crataegus viridis Medik.
Species Crataegus visenda Beadle (unaccepted)
Species Crataegus visendiformis Murrill
Species Crataegus vitellina Ashe
Species Crataegus vivida Sarg.
Species Crataegus volgensis Pojark. (unaccepted)
Species Crataegus vulsa Beadle
Species Crataegus walokochiana (Hrabetova) Soó (unaccepted)
Species Crataegus walokochiana (Hrabetova) P.A. Schmidt
Species Crataegus warneri Sarg.
Species Crataegus watsoniana (Spach) Steud.
Species Crataegus watsonii Murrill
Species Crataegus wattiana Hemsl. & Lace
Species Crataegus websteri Sarg.
Species Crataegus wendlandii hort. ex Lavallée
Species Crataegus wheeleri A. Nelson
Species Crataegus wheeleri Sarg.
Species Crataegus whitakeri Sarg.
Species Crataegus wilkinsonii Ashe
Species Crataegus williamsii Eggl. (unaccepted)
Species Crataegus wilmorensis Sarg.
Species Crataegus wilsonii Sarg.
Species Crataegus xanthocarpa (Ehrh. ex L. f.) Druce
Species Crataegus xanthocarpa Medik.
Species Crataegus xanthocarpos Medik. (unaccepted)
Species Crataegus xanthophylla Sarg.
Species Crataegus xeromorpha Pojark. (unaccepted)
Species Crataegus yadkinensis Ashe
Species Crataegus youngii Sarg. (unaccepted)
Species Crataegus zangezura Pojark.
marine, brackish
recent only
Not documented
Taxonomic remark Medikus, Philos. Bot. 1: 150, 154, 155. Apr. 1789 referred the [type] species to his genus Oxyacantha. (Index Nominum...  
Taxonomic remark Medikus, Philos. Bot. 1: 150, 154, 155. Apr. 1789 referred the [type] species to his genus Oxyacantha. (Index Nominum Genericorum). Conserved (nom. cons.) against the heterotypic synonym Mespilus L., nom. rej. (GRIN). [details]
IRMNG (2018). Crataegus Linnaeus, 1753. Accessed at: http://www.irmng.org/aphia.php?p=taxdetails&id=1072619 on 2019-10-20
Date
action
by
2006-09-20 22:00:00Z
created
2011-12-31 23:00:00Z
changed

basis of record SN2000/Takhtajan, 1997 [details]   

basis of record Farr, E. R.; Zijlstra, G. (eds). (1996-current). Index Nominum Genericorum (ING). A compilation of generic names published for organisms covered by the ICN: International Code of Nomenclature for Algae, Fungi, and Plants. [previously: organisms covered by the International Code for Botanical Nomenclature]. Web publication, available at http://botany.si.edu/ing/ (accessed August 2007).  [details]   

verified source for family GRIN Taxonomy for Plants: U.S. National Plant Germplasm Resources Information Network, September 2011 version. Available online at https://npgsweb.ars-grin.gov/gringlobal/taxon/taxonomyquery.aspx.  [details]   

verified source for genus Farr, E. R.; Zijlstra, G. (eds). (1996-current). Index Nominum Genericorum (ING). A compilation of generic names published for organisms covered by the ICN: International Code of Nomenclature for Algae, Fungi, and Plants. [previously: organisms covered by the International Code for Botanical Nomenclature]. Web publication, available at http://botany.si.edu/ing/ (accessed August 2007).  [details]   

current name source GRIN Taxonomy for Plants: U.S. National Plant Germplasm Resources Information Network, September 2011 version. Available online at https://npgsweb.ars-grin.gov/gringlobal/taxon/taxonomyquery.aspx.  [details]   

extant flag source GRIN Taxonomy for Plants: U.S. National Plant Germplasm Resources Information Network, September 2011 version. Available online at https://npgsweb.ars-grin.gov/gringlobal/taxon/taxonomyquery.aspx.  [details]   

habitat flag source as per family [details]   
From other sources
Taxonomic remark Medikus, Philos. Bot. 1: 150, 154, 155. Apr. 1789 referred the [type] species to his genus Oxyacantha. (Index Nominum Genericorum). Conserved (nom. cons.) against the heterotypic synonym Mespilus L., nom. rej. (GRIN). [details]