The Plant List — A working list for all plant species

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2718 plant name records match your search criteria Crataegus. The results are below.

The names found have these generic epithets:

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See "Status", "Confidence level", "Source" for definitions.

Name Status Confi­dence level Source Date supplied
Crataegus abbreviata Sarg. Synonym H RJP
Crataegus abdita Beadle Unresolved L RJP
Crataegus × aberrans (Lange) K.I.Chr. Accepted H RJP
Crataegus abjecta Sarg. Unresolved L RJP
Crataegus aboriginum Sarg. Synonym H RJP
Crataegus abstrusa Beadle Synonym H RJP
Crataegus acanea hort. Unresolved L RJP
Crataegus acanthacolonensis Laughlin Synonym H RJP
Crataegus accincta Sarg. Unresolved L RJP
Crataegus acclivis Sarg. Synonym L RJP
Crataegus acerba Sarg. Unresolved L RJP
Crataegus acerifolia Lodd. ex Moench Unresolved L RJP
Crataegus acerifolia J.Gordon, T.Dermer & R.Edmonds Synonym L RJP
Crataegus acerifolia Lesq. Unresolved L RJP
Crataegus aceroides Lesq. Unresolved L RJP
Crataegus acuminata Sarg. Unresolved L RJP
Crataegus acuminata Desf. ex Steud. Unresolved L RJP
Crataegus acuticarpa (C.Reid & E.Reid) E.Reid Unresolved L RJP
Crataegus acutifolia Sarg. Synonym H RJP
Crataegus acutifolia var. insignis (Sarg.) E.J.Palmer Synonym L RJP
Crataegus acutiloba Bean Synonym H RJP
Crataegus acutiloba Sarg. Unresolved L RJP
Crataegus acutiloba (Lesq.) Knowlt. Unresolved L RJP
Crataegus acutiserrata Kruschke Accepted H RJP
Crataegus admiranda Sarg. Unresolved L RJP
Crataegus adunca Beadle Unresolved L RJP
Crataegus adusta Beadle Unresolved L RJP
Crataegus advena Sarg. Unresolved L RJP
Crataegus aegeica Pojark. Synonym H RJP
Crataegus aemula hort. Synonym H RJP
Crataegus aemula Beadle Accepted H RJP
Crataegus aestivalis (Walter) Sarg. Unresolved L RJP
Crataegus aestivalis Tidestr. Synonym L RJP
Crataegus aestivalis (Walter) Torr. & A.Gray Accepted L RJP
Crataegus affinis Sarg. Unresolved L RJP
Crataegus agaia Sarg. Unresolved L RJP
Crataegus agrestina Beadle Unresolved L RJP
Crataegus aguilaris Sennen Unresolved L RJP
Crataegus alabamensis Beadle Unresolved L RJP
Crataegus alabamensis var. florens (Beadle) R.W. Lance Unresolved L TRO
Crataegus alabamensis var. teres (Beadle) R.W. Lance Unresolved L TRO
Crataegus alachuana Murrill Unresolved L RJP
Crataegus alachuaniformis Murrill Unresolved L RJP
Crataegus alacris Sarg. Unresolved L RJP
Crataegus × albanica Pojark. Synonym H RJP
Crataegus albanthera Sarg. Unresolved L RJP
Crataegus albemarlensis Ashe Unresolved L RJP
Crataegus albicans Ashe Accepted M TRO
Crataegus albicera Beadle Unresolved L RJP
Crataegus alemanniensis Cinovskis Synonym H RJP
Crataegus alemanniensis f. microalemanniensis Cinovskis Synonym L RJP
Crataegus algens Beadle Synonym H RJP
Crataegus aliena Sarg. Unresolved L RJP
Crataegus allecta Sarg. Unresolved L RJP
Crataegus alleghaniensis Beadle Accepted H RJP
Crataegus alma Beadle Accepted H RJP
Crataegus × almaatensis Pojark. Synonym L RJP
Crataegus almaatensis Pojark. Accepted M TRO
Crataegus alnifolia hort. ex Dippel Synonym H RJP
Crataegus alnifolia hort. Unresolved L RJP
Crataegus alnifolia Regel Unresolved L RJP
Crataegus alnifolia Siebold & Zucc. Synonym H RJP
Crataegus alnorum Sarg. Synonym L RJP
Crataegus alpestris hort. ex K.Koch Unresolved L RJP
Crataegus alpina Mill. Synonym H RJP
Crataegus alpina Gray Unresolved L RJP
Crataegus alpinus Mill. Synonym L TRO
Crataegus alpista Sarg. Unresolved L RJP
Crataegus altaica Ledeb. ex Loudon Unresolved L RJP
Crataegus altaica Ledeb. Unresolved L RJP
Crataegus altaica auct. Unresolved L RJP
Crataegus altaica (Loudon) Lange Synonym L RJP
Crataegus altaica var. villosa (Rupr.) Lange Synonym L RJP
Crataegus altrix Ashe Unresolved L RJP
Crataegus alutacea Klokov Synonym H RJP
Crataegus amabilis Ashe Unresolved L RJP
Crataegus amara Ashe Unresolved L RJP
Crataegus ambigens Sarg. Unresolved L RJP
Crataegus ambigua C.A.Mey. ex A.K.Becker Accepted H RJP
Crataegus ambigua C.A.Mey. Unresolved L RJP
Crataegus ambigua auct. Unresolved L RJP
Crataegus ambigua subsp. ambigua Synonym L RJP
Crataegus ambigua var. hohenackeri C.K.Schneid. Synonym L RJP
Crataegus ambigua subsp. transcaspica (Pojark.) K.I.Chr. Accepted L RJP
Crataegus ambitiosa Sarg. Accepted H RJP
Crataegus ambrosia Sarg. Synonym H RJP
Crataegus amelanchier (L.) Desf. Synonym L RJP
Crataegus amelanchier DC. Unresolved L RJP
Crataegus americana (Willd.) Chalon Unresolved L RJP
Crataegus amica Beadle Unresolved L RJP
Crataegus amicalis Sarg. Synonym H RJP
Crataegus amicta Ashe Unresolved L RJP
Crataegus aminii Khat. Unresolved L RJP
Crataegus amnicola Beadle Synonym H RJP
Crataegus amoena Sarg. Unresolved L RJP
Crataegus amoena Salisb. Synonym H RJP
Crataegus ampla Sarg. Unresolved L RJP
Crataegus ampla (Sarg. Oct. 1905) Unresolved L RJP
Crataegus ampliata Sarg. Unresolved L RJP
Crataegus amplifica Sarg. Unresolved L RJP
Crataegus amygdaliformis (Vill.) Chalon Unresolved L RJP
Crataegus anamesa Sarg. Accepted H RJP
Crataegus ancisa Beadle Accepted H RJP
Crataegus × androssovii Essenova & Kerimova Synonym H RJP
Crataegus androssovii Essenova & Kerimova Unresolved L TRO
Crataegus angulata Sarg. Synonym L RJP
Crataegus angustata Sarg. Unresolved L RJP
Crataegus angustata Lindm. Unresolved L RJP
Crataegus angustifolia (Ehrh.) Borkh. Unresolved L RJP
Crataegus angustisepala Sarg. Unresolved L RJP
Crataegus anisophylla Beadle Unresolved L RJP
Crataegus annosa Beadle Accepted H RJP
Crataegus anomala Sarg. Accepted H RJP
Crataegus × anomala Sarg. Unresolved L TRO
Crataegus antheina Sarg. Unresolved L RJP
Crataegus antimima Sarg. Unresolved L RJP
Crataegus antiplasta Sarg. Synonym H RJP
Crataegus aperta Sarg. Unresolved L RJP
Crataegus apiifolia Medik. Synonym H RJP
Crataegus apiifolia Loudon Synonym H RJP
Crataegus apiifolia hort. Unresolved L RJP
Crataegus apiifolia (Marshall) Michx. Synonym H RJP
Crataegus apiifolia Borkh. Unresolved L RJP
Crataegus × apiifolia Rchb. Synonym L RJP
Crataegus apiifolia var. flavanthera Sarg. Synonym L RJP
Crataegus apiifolia var. minor Loudon Synonym L RJP
Crataegus apiomorpha Sarg. Accepted H RJP
Crataegus × apiomorpha Sarg. Unresolved L TRO
Crataegus apiomorpha var. cyanophylla (Sarg.) Kruschke Synonym L RJP
Crataegus apiomorpha f. paucispina (Sarg.) Kruschke Accepted L TRO
Crataegus apposita Sarg. Synonym H RJP
Crataegus appressidens Pojark. Synonym H RJP
Crataegus aprica Beadle Accepted H RJP
Crataegus aquacervensis J.B.Phipps & R.O'Kennon Accepted H RJP
Crataegus aquilonaris Sarg. Unresolved L RJP
Crataegus araioclada Sarg. Unresolved L RJP
Crataegus araneosa R.Doll Unresolved L RJP
Crataegus arborea Beadle Accepted H RJP
Crataegus arborea var. ohioensis (Sarg.) Kruschke Synonym L RJP
Crataegus arborescens Elliott Synonym H RJP
Crataegus arborescens Sp„th Unresolved L RJP
Crataegus arbutifolia Desf. ex Steud. Unresolved L RJP
Crataegus arbutifolia Dryand. Synonym L RJP
Crataegus arbutifolia Lam. Synonym H RJP
Crataegus arcana Beadle Accepted H RJP
Crataegus arcuata Ashe Unresolved L RJP
Crataegus ardua Sarg. Synonym H RJP
Crataegus × ardua Sarg. Accepted M TRO
Crataegus arduennae Sarg. Synonym H RJP
Crataegus arenicola Ashe Unresolved L RJP
Crataegus arguta Beadle Unresolved L RJP
Crataegus argyi H.L‚v. & Vaniot Synonym H RJP
Crataegus aria L. Synonym L RJP
Crataegus aria var. fennica Kalm ex L. Unresolved L RJP
Crataegus aria var. scandica L. Unresolved L RJP
Crataegus aria var. suecica L. Synonym L RJP
Crataegus aridula Sarg. Unresolved L RJP
Crataegus × ariifolia Cinovskis Accepted H RJP
Crataegus aristata Sarg. Unresolved L RJP
Crataegus arkansana Sarg. Synonym H RJP
Crataegus armata Beadle Unresolved L RJP
Crataegus × armena Pojark. Accepted H RJP
Crataegus armena Pojark. Unresolved L TRO
Crataegus armentalis Beadle Unresolved L RJP
Crataegus armigera Sarg. Unresolved L RJP
Crataegus arnoldiana Sarg. Accepted H RJP
Crataegus aronia (L.) Bosc ex DC. Synonym H RJP
Crataegus aronia var. pontica (K.Koch) Zohary & Danin Synonym L RJP
Crataegus arrogans Beadle Synonym H RJP
Crataegus arta Beadle Unresolved L RJP
Crataegus ascendens Sarg. Unresolved L RJP
Crataegus ashei Beadle Accepted H RJP
Crataegus aspera Sarg. Synonym H RJP
Crataegus asperata Sarg. Unresolved L RJP
Crataegus asperifolia Sarg. Synonym H RJP
Crataegus assadii Khat. Unresolved L RJP
Crataegus assimilis Beadle Unresolved L RJP
Crataegus assurgens Sarg. Accepted H RJP
Crataegus ater Ashe Accepted H RJP
Crataegus atrocarpa E.L.Wolf Unresolved L RJP
Crataegus atrofusca (Steven ex K.Koch) Kassumova Accepted H RJP
Crataegus atrofusca Steven Synonym H RJP
Crataegus atrofusca Steven ex Fisch. & C.A.Mey. Unresolved L RJP
Crataegus atropurpurea Steven ex Nyman Unresolved L RJP
Crataegus atropurpurea Ashe Unresolved L RJP
Crataegus × atrorubella Cinovskis Synonym H RJP
Crataegus atrorubens Ashe Accepted H RJP
Crataegus × atrorubens Ashe Synonym L TRO
Crataegus atrosanguinea Pojark. Synonym H RJP
Crataegus atrovirens J.B.Phipps & R.O'Kennon Unresolved L RJP
Crataegus attenuata Ashe Unresolved L RJP
Crataegus attrita Beadle Unresolved L RJP
Crataegus aucuparia (L.) Salisb. Unresolved L RJP
Crataegus audens Beadle Synonym H RJP
Crataegus augusta Sarg. Unresolved L RJP
Crataegus aulica Sarg. Accepted H RJP
Crataegus × aulica Sarg. Unresolved L TRO
Crataegus aurantia Pojark. Accepted H RJP
Crataegus aurea hort. Unresolved L RJP
Crataegus aurescens J.B. Phipps Accepted M TRO
Crataegus austera Sarg. Unresolved L RJP
Crataegus austera Salisb. Unresolved L RJP
Crataegus austrina Beadle Synonym H RJP
Crataegus austromontana Beadle Accepted H RJP
Crataegus austromoravica Hrabětová Unresolved L RJP
Crataegus axillaris Pers. Unresolved L RJP
Crataegus azarella Griseb. Synonym H RJP
Crataegus azarolus L. Accepted H RJP
Crataegus azarolus auct. Unresolved L RJP
Crataegus azarolus O.Fedtsch. & B.Fedtsch. Unresolved L RJP
Crataegus azarolus Hohen. Unresolved L RJP
Crataegus azarolus var. aronia L. Accepted L RJP
Crataegus azarolus subsp. aronia (L.) Rouy & E.G.Camus Synonym L RJP
Crataegus azarolus var. azarolus Synonym L RJP
Crataegus azarolus var. chlorocarpa (Moris) K.I.Chr. Accepted L RJP
Crataegus azarolus var. chrysoclada (Gand.) Hayek Synonym L RJP
Crataegus azarolus var. hastata Diap. Synonym L RJP
Crataegus azarolus var. heterophylla (Fl?gg‚) Regel Synonym L RJP
Crataegus azarolus var. kurdistanica Diap. Synonym L RJP
Crataegus azarolus var. pontica (K.Koch) K.I.Chr. Accepted L RJP
Crataegus azarolus var. rotundiloba Diap. Synonym L RJP
Crataegus azarolus subsp. ruscinonensis (Gren. & Blanc) Nyman Synonym L RJP
Crataegus azarolus var. ruscinonensis (Gren. & Blanc) Fiori Synonym L RJP
Crataegus azarolus var. sinaica (Boiss.) Lange Synonym L RJP
Crataegus babakhanloui Khat. Unresolved L RJP
Crataegus baccata Sarg. Unresolved L RJP
Crataegus badiata Bosc ex Koehne Unresolved L RJP
Crataegus balkwillii Sarg. Synonym H RJP
Crataegus barbara Sarg. Unresolved L RJP
Crataegus barbata Sarg. Unresolved L RJP
Crataegus baroussana Eggl. Unresolved L RJP
Crataegus barrettiana Sarg. Synonym H RJP
Crataegus barryana Sarg. Unresolved L RJP
Crataegus bartoniana Sarg. Unresolved L RJP
Crataegus bartramiana Sarg. Unresolved L RJP
Crataegus basilica Beadle Accepted M TRO
Crataegus basilica var. viridimontana (Sarg.) E.J. Palmer Accepted L TRO
Crataegus bastardii Gand. Unresolved L RJP
Crataegus baxteri Sarg. Unresolved L RJP
Crataegus beadlei Ashe Accepted H RJP
Crataegus bealii Sarg. Unresolved L RJP
Crataegus beata Sarg. Accepted H RJP
Crataegus beata var. beata Synonym L TRO
Crataegus beata var. opulens (Sarg.) E.J.Palmer Synonym L RJP
Crataegus beckerana Pojark. Synonym H RJP
Crataegus beckeriana Pojark. [Spelling variant] Synonym H RJP
Crataegus beckiana Sarg. Synonym H RJP
Crataegus beckwithae Sarg. Unresolved L RJP
Crataegus bedfordensis Sarg. Unresolved L RJP
Crataegus beipiaogensis S.L.Tung & X.J.Tian Synonym H RJP
Crataegus bella Sarg. Unresolved L RJP
Crataegus bellatula Sarg. Unresolved L RJP
Crataegus bellica Sarg. Unresolved L RJP
Crataegus bellula Sarg. Unresolved L RJP
Crataegus benearnensis Gand. Unresolved L RJP
Crataegus benigna Sarg. Unresolved L RJP
Crataegus berberifolia Torr. & A.Gray Accepted L RJP
Crataegus berberifolia var. edita (Sarg.) E.J.Palmer Synonym L RJP
Crataegus × bergiana R.Doll Unresolved L RJP
Crataegus berlandieri Sarg. Unresolved L RJP
Crataegus × berolinensis Cinovskis Unresolved L RJP
Crataegus betulifolia hort. ex Dippel Unresolved L RJP
Crataegus bibas Lour. Synonym H RJP
Crataegus bicknellii Eggl. Synonym H RJP
Crataegus × bicknellii (Eggl.) Eggl. Synonym M TRO
Crataegus bicolor Ashe Unresolved L RJP
Crataegus biltmoreana Beadle Accepted H RJP
Crataegus biltmoreana var. stonei (Sarg.) Kruschke Synonym L RJP
Crataegus bipinnatifida hort. ex Wila Unresolved L RJP
Crataegus bissellii Sarg. Unresolved L RJP
Crataegus bisulcata Ashe Synonym H RJP
Crataegus blairensis Sarg. Unresolved L RJP
Crataegus blanchardii Sarg. Unresolved L RJP
Crataegus blanda Sarg. Synonym H RJP
Crataegus blandita Sarg. Synonym L RJP
Crataegus blockwayae Sarg. Unresolved L RJP
Crataegus blothra Laughlin Synonym H RJP
Crataegus bodinieri H.L‚v. Synonym H RJP
Crataegus × bohemica Hrabětová Unresolved L RJP
Crataegus boissieri Willk. Synonym H RJP
Crataegus bona Sarg. Accepted H RJP
Crataegus boothiana Sarg. Unresolved L RJP
Crataegus borealis Ashe Unresolved L RJP
Crataegus × borealoides R.Doll Synonym H RJP
Crataegus × bornmuelleri Zabel Unresolved L RJP
Crataegus × bornmuelleri Zabel ex K.I.Chr. & Ziel. Accepted H RJP
Crataegus bosceana hort. Unresolved L RJP
Crataegus bosciana (Spach) M.Roem. Unresolved L RJP
Crataegus boscii hort. Unresolved L RJP
Crataegus boyntonii Beadle Accepted H RJP
Crataegus brachyacantha Sarg. & Engelm. Accepted H RJP
Crataegus brachyloba Sarg. Unresolved L RJP
Crataegus brachyphylla Sarg. Accepted M TRO
Crataegus brachypoda Sarg. Unresolved L RJP
Crataegus bracteata Sarg. Unresolved L RJP
Crataegus bracteolaris Gand. Synonym H RJP
Crataegus brainerdii Sarg. Accepted L RJP
Crataegus brainerdii var. asperifolia (Sarg.) Eggl. Synonym L RJP
Crataegus brainerdii var. brainerdii Synonym L TRO
Crataegus brainerdii var. egglestonii (Sarg.) B.L.Rob. ex Eggl. Synonym L RJP
Crataegus brainerdii var. scabrida (Sarg.) Eggl. Synonym L RJP
Crataegus × brandenii R.Doll Unresolved L RJP
Crataegus brazoria Sarg. Accepted H RJP
Crataegus brazoria var. brazoria Synonym L RJP
Crataegus bretschneideri C.K.Schneid. Synonym H RJP
Crataegus brettschneideri C.K.Schneid. [Spelling variant] Synonym H RJP
Crataegus brevipedicellata Ashe Unresolved L RJP
Crataegus brevipedunculata K.Schum. [Spelling variant] Synonym L RJP
Crataegus × brevipes Peck Accepted H RJP
Crataegus brevispina Kunze Synonym H RJP
Crataegus brevispina Douglas ex Steud. Unresolved L RJP
Crataegus bristolensis Sarg. Unresolved L RJP
Crataegus brittonii Eggl. Synonym H RJP
Crataegus brockwayae Sarg. Unresolved L RJP
Crataegus bronxensis Sarg. Unresolved L RJP
Crataegus brownietta Sarg. Unresolved L RJP
Crataegus brownii Britton Unresolved L RJP
Crataegus bruantii CarriŠre Synonym H RJP
Crataegus bruantii hort. Unresolved L RJP
Crataegus brumalis Ashe Accepted M TRO
Crataegus brunetiana Sarg. Accepted M TRO
Crataegus brunetiana var. brunetiana Synonym L TRO
Crataegus brunetiana var. fernaldii (Sarg.) E.J.Palmer Synonym L RJP
Crataegus brunetiana var. fernaldii (Sarg.) E.J. Palmer Accepted L TRO
Crataegus buckleyi Beadle Synonym H RJP
Crataegus buistii hort. ex K.Koch Unresolved L RJP
Crataegus burkeana Sarg. Unresolved L RJP
Crataegus bushii Sarg. Synonym H RJP
Crataegus caerulescens Sarg. Unresolved L RJP
Crataegus caesa Ashe Unresolved L RJP
Crataegus caesa Sarg. Unresolved L RJP
Crataegus caesariata Sarg. Synonym H RJP
Crataegus calcarigena Salisb. Unresolved L RJP
Crataegus calciphila Hrabětová Unresolved L RJP
Crataegus caliciglabra Schuette Synonym H RJP
Crataegus caliciglabrata Schuette [Spelling variant] Synonym H RJP
Crataegus californica hort. Unresolved L RJP
Crataegus calliantha Sarg. Unresolved L RJP
Crataegus callicarpa Sarg. Synonym H RJP
Crataegus callida Beadle Unresolved L RJP
Crataegus callidens Hausskn. & Bornm. Synonym H RJP
Crataegus callista Sarg. Unresolved L RJP
Crataegus callosa Sarg. Unresolved L RJP
Crataegus calophylla Sarg. Unresolved L RJP
Crataegus calpodendron (Ehrh.) Borkh. Unresolved L RJP
Crataegus calpodendron (Ehrh.) Medik. Accepted H RJP
Crataegus calpodendron var. calpodendron Synonym L TRO
Crataegus calpodendron var. gigantea Kruschke Synonym L RJP
Crataegus calpodendron var. globosa (Sarg.) E.J.Palmer Synonym L RJP
Crataegus calpodendron var. hispida (Sarg.) E.J.Palmer [Spelling variant] Synonym L RJP
Crataegus calpodendron var. hispidula (Sarg.) E.J.Palmer Synonym L RJP
Crataegus calpodendron var. microcarpa (Chapm.) E.J.Palmer Synonym L RJP
Crataegus calpodendron var. mollicula (Sarg.) E.J.Palmer Synonym L RJP
Crataegus calpodendron var. obesa (Ashe) E.J.Palmer Synonym L RJP
Crataegus calva Beadle Unresolved L RJP
Crataegus calvescens Sarg. Unresolved L RJP
Crataegus calvinii Sarg. Unresolved L RJP
Crataegus calycina Peterm. Unresolved L RJP
Crataegus calycina Peterm. ex Nyman Unresolved L RJP
Crataegus calycina Franco Unresolved L RJP
Crataegus × calycina Peterm. Unresolved L TRO
Crataegus calycina subsp. calycina Unresolved L RJP
Crataegus calycina var. cuneata Diap. Synonym L RJP
Crataegus calycina subsp. curvisepala (Lindm.) Franco Unresolved L RJP
Crataegus calycina var. walokochiana (Hrabětova) Cinovskis Synonym L RJP
Crataegus campestris Britton Unresolved L RJP
Crataegus canadensis Sarg. Accepted H RJP
Crataegus canbyi Sarg. Synonym H RJP
Crataegus candens Sarg. Unresolved L RJP
Crataegus carnosa Ashe Unresolved L RJP
Crataegus caroliniana Pers. Synonym H RJP
Crataegus caroliniana Poir. Unresolved L RJP
Crataegus carpathica Lodd. ex Loudon Synonym L RJP
Crataegus × carrierei Vauvel ex CarriŠre Synonym H RJP
Crataegus carrollensis Sarg. Accepted H RJP
Crataegus casta Sarg. Unresolved L RJP
Crataegus castlegarensis J.B.Phipps & R.O'Kennon Unresolved L RJP
Crataegus catawbiensis Ashe Unresolved L RJP
Crataegus caucasica C. Koch Unresolved L TRO
Crataegus cavaleriei auct. Synonym H RJP
Crataegus cavaleriei H.L‚v. & Vaniot Unresolved L RJP
Crataegus celsa Sarg. Accepted M TRO
Crataegus × celsa Sarg. Unresolved L TRO
Crataegus × celsiana (Dum.Cours.) Bosc Accepted H RJP
Crataegus celsiana Dippel Synonym L RJP
Crataegus celsiana auct. Unresolved L RJP
Crataegus cerasina Sarg. Synonym L RJP
Crataegus cerasina hort. ex Dippel Unresolved L RJP
Crataegus cerasoides Sarg. Unresolved L RJP
Crataegus ceratocarpa Kossych Unresolved L RJP
Crataegus cerea Gruber Unresolved L RJP
Crataegus cernua Ashe Unresolved L RJP
Crataegus cerronis A.Nelson Unresolved L RJP
Crataegus cestrica Sarg. Unresolved L RJP
Crataegus chadsfordiana Sarg. Synonym L RJP
Crataegus × chadsfordiana Sarg. Unresolved L TRO
Crataegus chamaemespilus (L.) Jacq. Synonym H RJP
Crataegus champlainensis Sarg. Synonym H RJP
Crataegus chantcha H.L‚v. Synonym H RJP
Crataegus chapmanii (Beadle) Ashe Synonym H RJP
Crataegus chapmanii var. plukenetii Eggl. Synonym L RJP
Crataegus chateaugayensis Sarg. Unresolved L RJP
Crataegus cherokeensis Sarg. Synonym H RJP
Crataegus chinensis Steud. Unresolved L RJP
Crataegus chinensis hort. Unresolved L RJP
Crataegus chippewaensis Sarg. Synonym H RJP
Crataegus chitaensis Sarg. Synonym H RJP
Crataegus chlorocarpa Lenn‚ & K.Koch Accepted H RJP
Crataegus chlorocarpa Gand. Synonym H RJP
Crataegus chlorosarca Koidz. Unresolved L RJP
Crataegus chlorosarca Maxim. Accepted L RJP
Crataegus choriophylla Sarg. Synonym H RJP
Crataegus chrysocarpa Ashe Accepted H RJP
Crataegus chrysocarpa var. bicknellii (Eggl.) E.J.Palmer Synonym L RJP
Crataegus chrysocarpa var. bicknellii (Eggl.) E.J. Palmer Accepted L TRO
Crataegus chrysocarpa var. blanchardii (Sarg.) J.B.Phipps Accepted L RJP
Crataegus chrysocarpa var. caesariata (Sarg.) E.J.Palmer Synonym L RJP
Crataegus chrysocarpa var. chrysocarpa Synonym L RJP
Crataegus chrysocarpa f. chrysocarpa Synonym L TRO
Crataegus chrysocarpa var. chrysocarpa Synonym L TRO
Crataegus chrysocarpa var. longiacuminata Kruschke Synonym L RJP
Crataegus chrysocarpa var. phoenicea E.J.Palmer Accepted L RJP
Crataegus chrysocarpa var. piperi (Britton) Kruschke Synonym L RJP
Crataegus chrysocarpa var. rotundifolia (Ehrh.) Sarg. Synonym L RJP
Crataegus chrysocarpa f. rubescens (Sarg.) E.J. Palmer Accepted L TRO
Crataegus chrysoclada Gand. Synonym H RJP
Crataegus chrysophyta Ashe Unresolved L RJP
Crataegus chungtienensis W.W.Sm. Accepted H RJP
Crataegus cibaria Beadle Synonym H RJP
Crataegus cibilis Ashe Unresolved L RJP
Crataegus cicur Ashe Unresolved L RJP
Crataegus ciliata Ashe Unresolved L RJP
Crataegus cinovskisii Kassumova Synonym H RJP
Crataegus cirrata Beadle Unresolved L RJP
Crataegus cirrata Ashe Unresolved L RJP
Crataegus clara Beadle Unresolved L RJP
Crataegus clarkii Hook.f. Accepted H RJP
Crataegus claytoniana Sarg. Unresolved L RJP
Crataegus clintoniana Sarg. Unresolved L RJP
Crataegus coccinata Sarg. Synonym H RJP
Crataegus coccinea Dost l Synonym L RJP
Crataegus coccinea Sarg. Unresolved L RJP
Crataegus coccinea Lindl. Unresolved L RJP
Crataegus coccinea Eggl. Unresolved L RJP
Crataegus coccinea auct. Synonym H RJP
Crataegus coccinea L. Accepted L RJP
Crataegus coccinea var. indentata Lodd. ex Loudon Unresolved L RJP
Crataegus coccinea var. macracantha Sarg. Synonym L RJP
Crataegus coccinea var. macracantha E.L.Rand & Redfield Synonym L RJP
Crataegus coccinea var. mollis Torr. & A.Gray Synonym L RJP
Crataegus coccinea var. pruinosa (H.L.Wendl.) Dippel Synonym L RJP
Crataegus coccinea var. pubescens Tausch Synonym L RJP
Crataegus coccinea var. rotundifolia (Moench) Sarg. Synonym L RJP
Crataegus coccinioides Ashe Accepted H RJP
Crataegus coccinioides var. dilatata (Sarg.) Eggl. Synonym L RJP
Crataegus coccinioides var. locuples (Sarg.) Kruschke Synonym L RJP
Crataegus cocksii Sarg. Synonym H RJP
Crataegus coerulea Sarg. Unresolved L RJP
Crataegus cognata Sarg. Unresolved L RJP
Crataegus colchica Grossh. Synonym H RJP
Crataegus coleae Sarg. Accepted H RJP
Crataegus × coleae Sarg. Unresolved L TRO
Crataegus collicola Ashe Unresolved L RJP
Crataegus × collicola Ashe Unresolved L TRO
Crataegus collina Chapm. Accepted H RJP
Crataegus collina var. collicola (Ashe) E.J.Palmer Synonym L RJP
Crataegus collina var. collina Synonym L TRO
Crataegus collina var. secta (Sarg.) E.J.Palmer Synonym L RJP
Crataegus collina var. sordida (Sarg.) E.J.Palmer Synonym L RJP
Crataegus collina var. succincta (Sarg.) E.J.Palmer Synonym L RJP
Crataegus collinsiana Sarg. Unresolved L RJP
Crataegus colonica Beadle Unresolved L RJP
Crataegus coloradensis A.Nelson Synonym H RJP
Crataegus colorado Ashe Synonym H RJP
Crataegus coloradoides Ramaley Synonym H RJP
Crataegus colorata Sarg. Unresolved L RJP
Crataegus columbiana Howell Accepted H RJP
Crataegus columbiana Sarg. Unresolved L RJP
Crataegus columbiana var. brunetiana (Sarg.) Eggl. Synonym L TRO
Crataegus columbiana var. columbiana Synonym L TRO
Crataegus columbiana var. piperi (Britton) Eggl. Synonym L RJP
Crataegus comans Sarg. Unresolved L RJP
Crataegus comata Sarg. Unresolved L RJP
Crataegus communis Beadle Unresolved L RJP
Crataegus compacta Sarg. Accepted H RJP
Crataegus comparata Sarg. Unresolved L RJP
Crataegus compatalis Ashe Unresolved L RJP
Crataegus compitalis Beadle Unresolved L RJP
Crataegus compta Sarg. Accepted H RJP
Crataegus concinna Beadle Synonym H RJP
Crataegus condensa Sarg. Unresolved L RJP
Crataegus condigna Beadle Accepted H RJP
Crataegus conferta Sarg. Unresolved L RJP
Crataegus confinis Sarg. Accepted H RJP
Crataegus confragosa Sarg. Synonym H RJP
Crataegus confusa Sarg. Unresolved L RJP
Crataegus congesta Sarg. Synonym H RJP
Crataegus congestiflora Sarg. Unresolved L RJP
Crataegus conjuncta Sarg. Unresolved L RJP
Crataegus conjungens Sarg. Accepted H RJP
Crataegus consanguinea Beadle Synonym H RJP
Crataegus conspecta Sarg. Synonym H RJP
Crataegus conspicua Sarg. Unresolved L RJP
Crataegus constans Beadle Unresolved L RJP
Crataegus consueta Sarg. Unresolved L RJP
Crataegus contigua Sarg. Unresolved L RJP
Crataegus contortifolia Sarg. Unresolved L RJP
Crataegus contortula Sarg. Unresolved L RJP
Crataegus contrita Beadle Unresolved L RJP
Crataegus corallina hort. Paris. ex Pers. Unresolved L RJP
Crataegus cordata Elliott Unresolved L RJP
Crataegus cordata (Mill.) Aiton Synonym L RJP
Crataegus cordato Mill. Unresolved L RJP
Crataegus cordifolia (Mill.) Farw. Unresolved L RJP
Crataegus cordifolia Mill. Unresolved L RJP
Crataegus cordifolia var. macrosperma (Ashe) Farw. Synonym L RJP
Crataegus coreana H.Lév. Synonym M WCSP (in review)
Crataegus coreana H.L‚v. Synonym H RJP
Crataegus coriacea Sol. ex Woods Unresolved L RJP
Crataegus coriacea Gand. Synonym L RJP
Crataegus cornellii Sarg. Unresolved L RJP
Crataegus coronaria (L.) Salisb. Unresolved L RJP
Crataegus corporea Sarg. Unresolved L RJP
Crataegus × corusca Sarg. Accepted H RJP
Crataegus corusca Sarg. Unresolved L TRO
Crataegus × corusca Sarg. Unresolved L TRO
Crataegus × corusca var. gigantea Kruschke Synonym L RJP
Crataegus × corusca var. hillii (Sarg.) Kruschke Synonym L RJP
Crataegus cosansasi herb. Lugd. Bat. ex K.Koch Synonym L RJP
Crataegus cotoneaster (L.) Borkh. Unresolved L RJP
Crataegus coursetiana M.Roem. Unresolved L RJP
Crataegus crassa Ashe Unresolved L RJP
Crataegus crassifolia Sarg. Synonym H RJP
Crataegus crawfordiana Sarg. Synonym H RJP
Crataegus craytonii Beadle Accepted H RJP
Crataegus crenulata (Roxb. ex D.Don) Roxb. Synonym H RJP
Crataegus cretica Desf. Unresolved L RJP
Crataegus cristata Ashe Unresolved L RJP
Crataegus crocata Ashe Unresolved L RJP
Crataegus crocea Beadle Unresolved L RJP
Crataegus crocina Beadle Synonym L RJP
Crataegus croomiana Sarg. Unresolved L RJP
Crataegus cruda Sarg. Unresolved L RJP
Crataegus crudelis Sarg. Synonym L RJP
Crataegus cruenta Ashe Unresolved L RJP
Crataegus crus-galli Mill. Synonym H RJP
Crataegus crus-galli Bigelow Unresolved L RJP
Crataegus crus-galli Du Roi Unresolved L RJP
Crataegus crus-galli L. Accepted H RJP
Crataegus crus-galli var. barrettiana (Sarg.) E.J.Palmer Synonym L RJP
Crataegus crus-galli var. bellica (Sarg.) E.J.Palmer Synonym L RJP
Crataegus crus-galli var. capillata Sarg. Synonym L RJP
Crataegus crus-galli f. crus-galli Synonym L TRO
Crataegus crus-galli var. exigua (Sarg.) Eggl. Synonym L RJP
Crataegus crus-galli var. leptophylla (Sarg.) E.J.Palmer Synonym L RJP
Crataegus crus-galli var. linearis (Desf.) DC. Synonym L RJP
Crataegus crus-galli var. macra (Beadle) E.J.Palmer Synonym L RJP
Crataegus crus-galli var. oblongata Sarg. Synonym L RJP
Crataegus crus-galli var. pachyphylla (Sarg.) E.J.Palmer Synonym L RJP
Crataegus crus-galli f. rubens (Sarg.) E.J.Palmer Unresolved L RJP
Crataegus crus-galli var. rubens Sarg. Synonym L RJP
Crataegus crus-galli var. salicifolia (Medik.) Sol. Accepted L RJP
Crataegus crus-galli var. splendens Sol. Unresolved L RJP
Crataegus crus-galli f. vulgaris Rickett Synonym L RJP
Crataegus crux Ashe Unresolved L RJP
Crataegus cullasagensis Ashe Unresolved L RJP
Crataegus culta Sarg. Unresolved L RJP
Crataegus cuneata Hal csy Synonym H RJP
Crataegus cuneata Siebold & Zucc. Accepted H RJP
Crataegus cuneata var. cuneata Synonym L RJP
Crataegus cuneata f. pleniflora S.X.Qian Synonym L RJP
Crataegus cuneata var. shangnanensis L.Mao & T.C.Cui Synonym L RJP
Crataegus cuneata var. tangchungchangii (F.P.Metcalf) T.C.Ku & Spongberg Accepted L RJP
Crataegus cuneata f. tangchungchangii (F.P.Metcalf) Y.T.Chang Synonym L RJP
Crataegus cuneato-trifida Lojac. Synonym L RJP
Crataegus cuneifolia (Ehrh.) Borkh. Synonym H RJP
Crataegus cuneifolia Lodd. ex Koehne Unresolved L RJP
Crataegus cuneiformis (Marshall) Eggl. Synonym H RJP
Crataegus cuprea Sarg. Unresolved L RJP
Crataegus cupressocollina J.B.Phipps & R.O'Kennon Unresolved L RJP
Crataegus cuprina J.B. Phipps Accepted M TRO
Crataegus cupulifera Sarg. Unresolved L RJP
Crataegus curabilis Ashe Unresolved L RJP
Crataegus × curcina R.Doll Unresolved L RJP
Crataegus × curonica Cinovskis Unresolved L RJP
Crataegus curtisii Ashe Unresolved L RJP
Crataegus curva Beadle Unresolved L RJP
Crataegus curvisepala Lindm. Synonym H RJP
Crataegus curvisepala subsp. carstica Hrabětova Synonym L RJP
Crataegus curvisepala subsp. colorata Hrabětova Synonym L RJP
Crataegus curvisepala subsp. lindmanii (Hrabětova) Byatt Synonym L RJP
Crataegus curvisepala var. quadriloba Petauer Synonym L RJP
Crataegus curvisepala subsp. zlatnensis Petauer Synonym L RJP
Crataegus × curvisepaloides R.Doll Synonym H RJP
Crataegus cuspidata Spach Synonym L RJP
Crataegus cuthbertii Ashe Unresolved L RJP
Crataegus cyanophylla Sarg. Unresolved L RJP
Crataegus cyclophylla Sarg. Unresolved L RJP
Crataegus cydonia Gruber Unresolved L RJP
Crataegus × dabelowa R.Doll Unresolved L RJP
Crataegus dacrioidea Sarg. Unresolved L RJP
Crataegus × daghestanica Gladkova Unresolved L RJP
Crataegus dahurica Koehne Unresolved L RJP
Crataegus dahurica Koehne ex C.K.Schneid. Accepted H RJP
Crataegus dahurica var. dahurica Synonym L RJP
Crataegus dahurica var. laevicalyx (J.X.Huang, L.Y.Sun & T.J.Feng) T.C.Ku & Spongberg Accepted L RJP
Crataegus dallasiana Sarg. Accepted H RJP
Crataegus damei Sarg. Unresolved L RJP
Crataegus danielsii E.J.Palmer Synonym H RJP
Crataegus × danielsii Palmer Unresolved L TRO
Crataegus dapsilis Beadle Unresolved L RJP
Crataegus darlingtoniana Sarg. Unresolved L RJP
Crataegus darvasica Pojark. Synonym H RJP
Crataegus dasyphylla Sarg. Unresolved L RJP
Crataegus davisii Sarg. Synonym H RJP
Crataegus davisii Browicz Accepted H RJP
Crataegus dawsoniana Sarg. Unresolved L RJP
Crataegus dayana Sarg. Synonym H RJP
Crataegus debeauxii Gand. & Debeaux Unresolved L RJP
Crataegus debilis Sarg. Unresolved L RJP
Crataegus debilis Sennen Unresolved L RJP
Crataegus decens Ashe Unresolved L RJP
Crataegus decipiens Peterm. Unresolved L RJP
Crataegus declivitatis Sarg. Unresolved L RJP
Crataegus decora Ashe Unresolved L RJP
Crataegus decorata Sarg. Unresolved L RJP
Crataegus deducta Sarg. Unresolved L RJP
Crataegus definita Sarg. Unresolved L RJP
Crataegus × degenii Zs k Synonym H RJP
Crataegus × degenii var. monogynoides Zs k Synonym L RJP
Crataegus delawarensis Sarg. Unresolved L RJP
Crataegus delecta Sarg. Synonym L RJP
Crataegus delectabilis Sarg. Unresolved L RJP
Crataegus delectata Sarg. Unresolved L RJP
Crataegus delicata Sarg. Unresolved L RJP
Crataegus delosii Sarg. Synonym H RJP
Crataegus deltoides Ashe Synonym H RJP
Crataegus × deltoxyacantha (P‚nzes) Baranec Unresolved L RJP
Crataegus delucida Sarg. Unresolved L RJP
Crataegus demissa Sarg. Unresolved L RJP
Crataegus denaria Beadle Synonym H RJP
Crataegus densiflora Desf. ex K.Koch Unresolved L RJP
Crataegus densiflora Sarg. Synonym L RJP
Crataegus × densiflora Sarg. Unresolved L TRO
Crataegus × dentata Thuill. Unresolved L RJP
Crataegus denticulata Hrabětová Unresolved L RJP
Crataegus denudata Sarg. Unresolved L RJP
Crataegus depilis Sarg. Unresolved L RJP
Crataegus depressa C.Presl Unresolved L RJP
Crataegus depressa Ashe Unresolved L RJP
Crataegus desertorum Sarg. Synonym H RJP
Crataegus × destefani Lojac. Synonym H RJP
Crataegus desueta Sarg. Accepted M TRO
Crataegus × desueta Sarg. Unresolved L TRO
Crataegus detectabilis Sarg. Unresolved L TRO
Crataegus deweyana Sarg. Unresolved L RJP
Crataegus dewingii Sarg. Unresolved L RJP
Crataegus diaphora Sarg. Unresolved L RJP
Crataegus diffusa Sarg. Synonym H RJP
Crataegus digna Sarg. Unresolved L RJP
Crataegus digyna Pall. ex Ledeb. Unresolved L RJP
Crataegus dikmensis Pojark. Accepted H RJP
Crataegus dilatata Sarg. Accepted H RJP
Crataegus × dippeliana Lange Unresolved L RJP
Crataegus × dipyrena Pojark. Accepted H RJP
Crataegus dipyrena Pojark. Unresolved L TRO
Crataegus discolor Sarg. Synonym H RJP
Crataegus disjuncta Sarg. Accepted M TRO
Crataegus dispar Beadle Accepted H RJP
Crataegus disperma Ashe Accepted H RJP
Crataegus × disperma Ashe Unresolved L TRO
Crataegus disperma var. peoriensis (Sarg.) Kruschke Synonym L RJP
Crataegus dispessa Ashe Accepted L RJP
Crataegus × dispessa Ashe Unresolved L TRO
Crataegus dissecta Borkh. Synonym H RJP
Crataegus × dissecta (Dum.Cours.) DC. Unresolved L RJP
Crataegus dissimilis Sarg. Unresolved L RJP
Crataegus dissociabilis Sarg. Unresolved L RJP
Crataegus dissona Sarg. Accepted H RJP
Crataegus dissona var. bellula (Sarg.) Kruschke Synonym L RJP
Crataegus distincta Kruschke Accepted H RJP
Crataegus divergens Sarg. Unresolved L RJP
Crataegus diversa Sarg. Unresolved L RJP
Crataegus diversifolia Sarg. Unresolved L RJP
Crataegus diversifolia Steud. Unresolved L RJP
Crataegus diversifolia (Pers.) M.Roem. Unresolved L RJP
Crataegus divida Sarg. Accepted M TRO
Crataegus × divida Sarg. Unresolved L TRO
Crataegus divisa Sarg. Synonym H RJP
Crataegus divisifolia Sarg. Unresolved L RJP
Crataegus doddsii Ramaley Synonym H RJP
Crataegus dodgei Ashe Accepted H RJP
Crataegus dodgei var. dodgei Synonym L TRO
Crataegus dodgei var. flavida (Sarg.) P.G.Sm. & J.B.Phipps Synonym L RJP
Crataegus dodgei var. lumaria (Ashe) Sarg. Synonym L RJP
Crataegus dodgei var. rotundata (Sarg.) Kruschke Synonym L RJP
Crataegus dolosa Beadle Unresolved L RJP
Crataegus × domicensis Hrabětová Unresolved L RJP
Crataegus douglasii Macoun Synonym H RJP
Crataegus douglasii Lindl. Accepted H RJP
Crataegus douglasii var. douglasii Synonym L RJP
Crataegus douglasii var. rivularis (Nutt. ex Torr. & A.Gray) Sarg. Synonym L RJP
Crataegus douglasii var. suksdorfii Sarg. Synonym L RJP
Crataegus downingii hort. Unresolved L RJP
Crataegus drymopila Sarg. Unresolved L RJP
Crataegus dshungarica Zabel ex Lange [Spelling variant] Synonym L RJP
Crataegus × dsungarica Zabel ex Lange Unresolved L RJP
Crataegus dsungarica hort. ex Dippel Unresolved L RJP
Crataegus dumetosa Sarg. Unresolved L RJP
Crataegus dumicola Sarg. Unresolved L RJP
Crataegus dumosa Salisb. Unresolved L RJP
Crataegus dunbarii Sarg. Accepted M TRO
Crataegus × dunensis Cinovskis Synonym H RJP
Crataegus dunmorensis Sarg. Unresolved L RJP
Crataegus duracina Sarg. Unresolved L RJP
Crataegus durifolia Ashe Unresolved L RJP
Crataegus × durobrivensis Sarg. Unresolved L RJP
Crataegus durobrivensis Sarg. Accepted M TRO
Crataegus dzhairensis Vassilcz. Accepted H RJP
Crataegus eamesii Sarg. Synonym H RJP
Crataegus earlei Ashe Unresolved L RJP
Crataegus eastmaniana Sarg. Unresolved L RJP
Crataegus eatonia Sarg. Unresolved L RJP
Crataegus eatoniana Sarg. Synonym H RJP
Crataegus ebracteata Ashe Unresolved L RJP
Crataegus eburnea Ashe Unresolved L RJP
Crataegus edita Sarg. Synonym L RJP
Crataegus edsonii Sarg. Unresolved L RJP
Crataegus edulis Lodd. ex Moench Unresolved L RJP
Crataegus edura Beadle Synonym L RJP
Crataegus edurescens Sarg. Unresolved L RJP
Crataegus efferata Sarg. Unresolved L RJP
Crataegus effulgens Sarg. Unresolved L RJP
Crataegus eganii Ashe Unresolved L RJP
Crataegus egens Beadle Unresolved L RJP
Crataegus eggertii Britton Unresolved L RJP
Crataegus egglestonii Sarg. Synonym H RJP
Crataegus egregia Beadle Accepted H RJP
Crataegus elbursensis Rech.f. Synonym H RJP
Crataegus elegans (Poir.) Mutel Unresolved L RJP
Crataegus elliptica Sol. Accepted H RJP
Crataegus elliptica Elliott Synonym L RJP
Crataegus ellipticifolia Sarg. Unresolved L RJP
Crataegus ellwangeriana Sarg.,p.p.5336 Unresolved L RJP
Crataegus ellwangeriana Sarg.,p.p.5020 Unresolved L RJP
Crataegus ellwangeriana Sarg. Accepted M TRO
Crataegus × ellwangeriana Sarg. Unresolved L TRO
Crataegus elongata Sarg. Synonym H RJP
Crataegus emersoniana Sarg. Unresolved L RJP
Crataegus enderbyensis J.B.Phipps & R.O'Kennon Unresolved L RJP
Crataegus engelmannii Sarg. Accepted L RJP
Crataegus engelmannii var. engelmannii Synonym L TRO
Crataegus engelmannii f. engelmannii Synonym L TRO
Crataegus engelmannii var. sinistra (Beadle) E.J.Palmer Synonym L RJP
Crataegus ensifera Sarg. Unresolved L RJP
Crataegus enucleata Sarg. Synonym H RJP
Crataegus erecta Sarg. Unresolved L RJP
Crataegus × eremitagensis Raunk. Unresolved L RJP
Crataegus eriantha Pojark. Synonym H RJP
Crataegus × eriocalyx (Sanio) Cinovskis Unresolved L RJP
Crataegus eriocarpa Pomel Synonym H RJP
Crataegus errata Sarg. Unresolved L RJP
Crataegus erubescens Sarg. Unresolved L RJP
Crataegus erythrocarpa Ashe Accepted H RJP
Crataegus erythropoda Ashe Accepted H RJP
Crataegus escalloniaefolia Schltdl. [Spelling variant] Synonym L RJP
Crataegus escalloniifolia Schltdl. Synonym L RJP
Crataegus × estonica Cinovskis Unresolved L RJP
Crataegus evansiana Sarg. Accepted M TRO
Crataegus excelsa Salisb. Unresolved L RJP
Crataegus exclusa Sarg. Synonym H RJP
Crataegus exigua Ashe Unresolved L RJP
Crataegus exigua Sarg. Synonym H RJP
Crataegus exilis Beadle Accepted H RJP
Crataegus eximia Beadle Accepted H RJP
Crataegus exornata Sarg. Unresolved L RJP
Crataegus extraria Beadle Accepted H RJP
Crataegus × fallacina Klokov Unresolved L RJP
Crataegus × fallacina Gost.-Jak. Unresolved L RJP
Crataegus fallacina Klokov Unresolved L TRO
Crataegus fallax Ashe Unresolved L RJP
Crataegus fallens Ashe ex Gruber Unresolved L RJP
Crataegus fallens Sarg. Unresolved L RJP
Crataegus fallsiana Sarg. Unresolved L RJP
Crataegus farwelli Sarg. Unresolved L RJP
Crataegus fastigiata hort. Unresolved L RJP
Crataegus fastosa Sarg. Accepted H RJP
Crataegus faxonii Sarg. Accepted M TRO
Crataegus faxonii var. durifrucata Kruschke Synonym L RJP
Crataegus faxonii var. faxonii Synonym L TRO
Crataegus faxonii var. praecoqua (Sarg.) Kruschke Synonym L RJP
Crataegus faxonii var. praetermissa (Sarg.) E.J. Palmer Accepted L TRO
Crataegus fecunda Sarg. Synonym H RJP
Crataegus × feldbergii R.Doll Unresolved L RJP
Crataegus felix Sarg. Unresolved L RJP
Crataegus fennica Kalm ex L. Synonym L RJP
Crataegus fera Beadle Synonym L RJP
Crataegus ferentaria Sarg. Synonym H RJP
Crataegus ferganensis Pojark. Accepted H RJP
Crataegus fernaldii Sarg. Unresolved L RJP
Crataegus × fernaldii Sarg. Synonym M TRO
Crataegus ferox Sarg. Unresolved L RJP
Crataegus ferox hort. Unresolved L RJP
Crataegus ferrissii Ashe Synonym L RJP
Crataegus ferruginea Juss. ex Pers. Unresolved L RJP
Crataegus ferta Sarg. Synonym H RJP
Crataegus fertilis Sarg. Unresolved L RJP
Crataegus festiva Sarg. Unresolved L RJP
Crataegus filipes Eggl. Unresolved L RJP
Crataegus filipes Ashe Accepted M TRO
Crataegus finitima Sarg. Unresolved L RJP
Crataegus firma Sarg. Unresolved L RJP
Crataegus fischeri auct. Unresolved L RJP
Crataegus fischeri C.K.Schneid. Synonym H RJP
Crataegus fissa (Poir.) Bosc ex DC. Unresolved L RJP
Crataegus flabellata (Bosc ex Spach) Rydb. Unresolved L RJP
Crataegus flabellata (Bosc ex Spach) Sarg. Unresolved L RJP
Crataegus flabellata Heldr. ex Regel Unresolved L RJP
Crataegus flabellata (Bosc ex Spach) G.Kirchn. Unresolved L RJP
Crataegus flabellata Bosc ex M.Roem. Unresolved L RJP
Crataegus flabellata (Bosc ex Spach) K.Koch Accepted L RJP
Crataegus flabellata var. densiflora (Sarg.) Kruschke Synonym L RJP
Crataegus flabellata var. grayana (Eggl.) E.J.Palmer Synonym L RJP
Crataegus flabellifolia Spach Synonym H RJP
Crataegus flagrans Sarg. Unresolved L RJP
Crataegus flammata Sarg. Unresolved L RJP
Crataegus flammea Sarg. Unresolved L RJP
Crataegus flava Lindl. Unresolved L RJP
Crataegus flava Darl. Synonym H RJP
Crataegus flava Elliott Synonym H RJP
Crataegus flava Hook. Unresolved L RJP
Crataegus flava hort. Unresolved L RJP
Crataegus flava Sol. Accepted H RJP
Crataegus flava Sarg. Unresolved L RJP
Crataegus flava Aiton Unresolved L TRO
Crataegus flava var. integra Nash Unresolved L RJP
Crataegus flava var. integra Nash Synonym L TRO
Crataegus flava var. lobata (Bosc) Lindl. Synonym L RJP
Crataegus flava var. pubescens A.Gray Synonym L RJP
Crataegus flavescens Bosc ex DC. Unresolved L RJP
Crataegus flavida Sarg. Synonym H RJP
Crataegus flavocarnis Ashe Unresolved L RJP
Crataegus flexilis Gand. Unresolved L RJP
Crataegus flexispina (Moench) Sarg. Unresolved L RJP
Crataegus flexispina Borkh. Unresolved L RJP
Crataegus flexuosa (Poir.) DC. Synonym H RJP
Crataegus flexuosa Schwein. Unresolved L RJP
Crataegus florea Sarg. Unresolved L RJP
Crataegus florens Beadle Unresolved L RJP
Crataegus florentina Zuccagni Synonym L RJP
Crataegus floribunda Gand. Synonym H RJP
Crataegus floribunda K.Koch Unresolved L RJP
Crataegus florida Lodd. Unresolved L RJP
Crataegus floridana Sarg. Accepted H RJP
Crataegus floridula Sarg. Unresolved L RJP
Crataegus florifera Sarg. Synonym H RJP
Crataegus florifera var. celsa (Sarg.) Kruschke Synonym L RJP
Crataegus florifera var. mortonis (Laughlin) Kruschke Synonym L RJP
Crataegus florifera var. shirleyensis (Sarg.) Kruschke Synonym L RJP
Crataegus florifera var. virilis (Sarg.) Kruschke Synonym L RJP
Crataegus fluviatilis Sarg. Synonym L RJP
Crataegus foetida Ashe Accepted M TRO
Crataegus foliata Sarg. Unresolved L RJP
Crataegus fominii Krysht. Unresolved L RJP
Crataegus fontanesiana (Spach) S.Schauer Synonym H RJP
Crataegus fontanesiana auct. Synonym H RJP
Crataegus fontanesiana (Spach) Steud. Accepted M TRO
Crataegus forbesae Sarg. Unresolved L RJP
Crataegus formosa Sarg. Accepted H RJP
Crataegus × formosa Sarg. Unresolved L TRO
Crataegus fortis Beadle Unresolved L RJP
Crataegus fortunata Sarg. Accepted M TRO
Crataegus fragilis Beadle Accepted H RJP
Crataegus franklinensis Sarg. Synonym H RJP
Crataegus fretalis Sarg. Synonym L RJP
Crataegus × fretalis Sarg. Unresolved L TRO
Crataegus fretzii Sarg. Unresolved L RJP
Crataegus fructuosa Sarg. Unresolved L RJP
Crataegus fructurubro hort. Unresolved L RJP
Crataegus frugalis Beadle Unresolved L RJP
Crataegus frugiferens Beadle Accepted H RJP
Crataegus frutescens Sarg. Unresolved L RJP
Crataegus fruticosa Sarg. Accepted H RJP
Crataegus fucosa Sarg. Unresolved L RJP
Crataegus fulgens Sarg. Unresolved L RJP
Crataegus fulgida Sarg. Unresolved L RJP
Crataegus fulleriana Sarg. Accepted H RJP
Crataegus fulleriana var. chippewaensis (Sarg.) Kruschke Synonym L RJP
Crataegus fulleriana var. gigantea Kruschke Synonym L RJP
Crataegus fulleriana f. magniflora (Sarg.) Kruschke Synonym L TRO
Crataegus fulleriana var. magniflora (Sarg.) J.S. Pringle Accepted L TRO
Crataegus fulleriana var. miranda (Sarg.) Kruschke Synonym L RJP
Crataegus fulva Sarg. Unresolved L RJP
Crataegus furcata Sarg. Synonym H RJP
Crataegus furtiva Beadle Accepted H RJP
Crataegus furuhjelmii Heer Unresolved L RJP
Crataegus fusca Sarg. Unresolved L RJP
Crataegus gailensis E.Reid Unresolved L RJP
Crataegus galbana Beadle Accepted H RJP
Crataegus gattingeri Ashe Accepted H RJP
Crataegus gattingeri var. gattingeri Synonym L TRO
Crataegus gaudens Sarg. Synonym H RJP
Crataegus gaultii Sarg. Unresolved L RJP
Crataegus gaylussacia A.Heller Unresolved L RJP
Crataegus gemmosa Sarg. Synonym H RJP
Crataegus geneseensis Sarg. Unresolved L RJP
Crataegus genialis Sarg. Unresolved L RJP
Crataegus geniculata Ashe Unresolved L RJP
Crataegus georgiana Sarg. Synonym H RJP
Crataegus germanica hort. ex K.Koch Unresolved L RJP
Crataegus germanica (L.) Kuntze Unresolved L RJP
Crataegus gharanica Paulsen ex Pojark. Unresolved L RJP
Crataegus gilbertiana Sarg. Synonym H RJP
Crataegus gilva Beadle Accepted H RJP
Crataegus glabra G.Lodd. Unresolved L RJP
Crataegus glabra hort. Unresolved L RJP
Crataegus glabra Thunb. Synonym L RJP
Crataegus glabrata Sarg. Unresolved L RJP
Crataegus glabrifolia Sarg. Unresolved L RJP
Crataegus glabriuscula Sarg. Accepted H RJP
Crataegus glandulosa Willd. Unresolved L RJP
Crataegus glandulosa Moench Unresolved L RJP
Crataegus glandulosa Sol. Synonym H RJP
Crataegus glandulosa Georgi Unresolved L RJP
Crataegus glandulosa Walter Unresolved L RJP
Crataegus glandulosa Michx. Synonym H RJP
Crataegus glareosa Ashe Accepted H RJP
Crataegus × glareosa Ashe Unresolved L TRO
Crataegus glariosa Ashe [Spelling variant] Synonym H RJP
Crataegus × glauca R.Doll Unresolved L RJP
Crataegus glauca W.Young Unresolved L RJP
Crataegus glauca Wall. ex G.Don Synonym L RJP
Crataegus glauca Wall. Synonym L RJP
Crataegus glaucophylla Sarg. Synonym L RJP
Crataegus globirimosa Murrill Unresolved L RJP
Crataegus globosa Sarg. Synonym H RJP
Crataegus glomerata Booth Unresolved L RJP
Crataegus gloriosa Sarg. Synonym H RJP
Crataegus glutinosa Michx. ex Koehne Unresolved L RJP
Crataegus gothica Lindm. Unresolved L RJP
Crataegus gracilior J.B.Phipps Unresolved L RJP
Crataegus gracilipes Sarg. Unresolved L RJP
Crataegus gracilis Sarg. Unresolved L RJP
Crataegus × gracilis Cinovskis Unresolved L RJP
Crataegus graeca Lodd. ex Spach Unresolved L RJP
Crataegus granatensis Boiss. Synonym H RJP
Crataegus grandiflora hort. Belg. ex Hornem. Unresolved L RJP
Crataegus grandiflora (Sm.) K.Koch Unresolved L RJP
Crataegus grandiflorus K.Koch Unresolved L RJP
Crataegus grandifolia J.B. Phipps Accepted M TRO
Crataegus grandis Ashe Accepted H RJP
Crataegus grata Salisb. Unresolved L RJP
Crataegus gratiosa Sarg. Unresolved L RJP
Crataegus gravesii Sarg. Unresolved L RJP
Crataegus gravida Beadle Synonym H RJP
Crataegus gravis Ashe Accepted M TRO
Crataegus grayana Eggl. Synonym L RJP
Crataegus gregalis Beadle Synonym H RJP
Crataegus greggiana Eggl. Accepted H RJP
Crataegus × grignonensis Mouill. Accepted H RJP
Crataegus grignoniensis Mouill. Unresolved L RJP
Crataegus grossa Sarg. Unresolved L RJP
Crataegus grossidentata Sharifnia & K.I.Chr. Unresolved L RJP
Crataegus grossiserrata Ashe Unresolved L RJP
Crataegus grossulariifolia Lodd. Unresolved L RJP
Crataegus grossulariifolia hort. ex Dippel Unresolved L RJP
Crataegus gruberi Ashe Unresolved L RJP
Crataegus × habereri Sarg. Accepted H RJP
Crataegus habereri Sarg. Unresolved L TRO
Crataegus habilis Ashe Unresolved L RJP
Crataegus hadleyana Sarg. Synonym H RJP
Crataegus haemacarpa Ashe Accepted M TRO
Crataegus × haemocarpa Ashe Unresolved L TRO
Crataegus halliana Sarg. Synonym H RJP
Crataegus hamata Sarg. Unresolved L RJP
Crataegus handyae Sarg. Unresolved L RJP
Crataegus hannibalensis E.J.Palmer Synonym H RJP
Crataegus harbisonii Beadle Accepted H RJP
Crataegus hargeri Sarg. Unresolved L RJP
Crataegus harryi Sarg. Synonym H RJP
Crataegus × harryi Sarg. Accepted M TRO
Crataegus harveyana Sarg. Accepted H RJP
Crataegus heidelbergensis Sarg. Unresolved L RJP
Crataegus helderbergensis Sarg. Unresolved L RJP
Crataegus heldreichii Boiss. Accepted H RJP
Crataegus helenae Grynj & Klokov Synonym H RJP
Crataegus helenae Sarg. Unresolved L RJP
Crataegus helenolae Grynj & Klokov [Spelling variant] Synonym H RJP
Crataegus helvetica W.Koch Unresolved L RJP
Crataegus helvina Ashe Synonym H RJP
Crataegus henryi Dunn Synonym H RJP
Crataegus hertiflora Sarg. Synonym H RJP
Crataegus × heterodonta Pojark. Unresolved L RJP
Crataegus heterodonta Pojark. Unresolved L TRO
Crataegus heterophylla Steven Unresolved L RJP
Crataegus heterophylla Lindl. Unresolved L RJP
Crataegus heterophylla C.A.Mey. ex Hohen. Unresolved L RJP
Crataegus heterophylla Flüggé Accepted L RJP
Crataegus heterophylloides Pojark. ex K.I.Chr. Accepted H RJP
Crataegus × hiemalis Lange Accepted H RJP
Crataegus hiemalis Lange Unresolved L TRO
Crataegus hillii Sarg. Accepted M TRO
Crataegus hirsuta Schur Synonym H RJP
Crataegus hirtella Sarg. Unresolved L RJP
Crataegus × hirtiflora Sarg. Unresolved L TRO
Crataegus hispidula Sarg. Unresolved L RJP
Crataegus hissarica Pojark. Accepted H RJP
Crataegus hissarica auct. Unresolved L RJP
Crataegus holmesiana Ashe Accepted H RJP
Crataegus holmesiana var. amicta (Ashe) E.J.Palmer Synonym L RJP
Crataegus holmesiana var. chippewaensis (Sarg.) E.J.Palmer Synonym L RJP
Crataegus holmesiana var. holmesiana Synonym L TRO
Crataegus holmesiana var. magniflora (Sarg.) E.J.Palmer Synonym L RJP
Crataegus holmesiana var. villipes Ashe Synonym L RJP
Crataegus honeoyensis Sarg. Unresolved L RJP
Crataegus honesta Sarg. Unresolved L RJP
Crataegus horrida Medik. Unresolved L RJP
Crataegus horridula Sarg. Unresolved L RJP
Crataegus horseyi E.J.Palmer Synonym H RJP
Crataegus hortorum Gand. Unresolved L RJP
Crataegus hostii hort. ex CarriŠre Synonym L RJP
Crataegus hostii hort. Unresolved L RJP
Crataegus howeana Sarg. Unresolved L RJP
Crataegus howellii Heiser Unresolved L RJP
Crataegus × hudsonica Sarg. Accepted H RJP
Crataegus hudsonica Sarg. Unresolved L TRO
Crataegus humilis Lam. Unresolved L RJP
Crataegus huntiana Sarg. Unresolved L RJP
Crataegus hupehensis Sarg. Accepted H RJP
Crataegus hupehensis var. flavida S.Y.Wang Synonym L RJP
Crataegus hybrida L. Unresolved L RJP
Crataegus hybrida Bechst. Synonym L RJP
Crataegus hypolasia K.Koch Synonym L RJP
Crataegus hyracantha Steven [Spelling variant] Synonym L RJP
Crataegus hyrcana Bornm. Unresolved L RJP
Crataegus hystricina Ashe Unresolved L RJP
Crataegus ideae Sarg. Accepted H RJP
Crataegus × ideae Sarg. Unresolved L TRO
Crataegus ignava Sarg. Unresolved L RJP
Crataegus ignava Beadle Accepted H RJP
Crataegus ignea Sarg. Unresolved L RJP
Crataegus illecebrosa Sarg. Accepted M TRO
Crataegus × illecebrosa Sarg. Unresolved L TRO
Crataegus illinoiensis Ashe Unresolved L RJP
Crataegus illudens Beadle Unresolved L RJP
Crataegus illuminata Sarg. Synonym H RJP
Crataegus illustris Beadle Synonym H RJP
Crataegus immanis Ashe Synonym H RJP
Crataegus × immanis Ashe Unresolved L TRO
Crataegus immitis Ashe Unresolved L RJP
Crataegus impar Beadle Accepted H RJP
Crataegus impervia Sarg. Unresolved L RJP
Crataegus implicata Sarg. Unresolved L RJP
Crataegus improvisa Sarg. Accepted M TRO
Crataegus × improvisa Sarg. Unresolved L TRO
Crataegus inanis Beadle Synonym H RJP
Crataegus inaudita Sarg. Unresolved L RJP
Crataegus incaedua Sarg. Unresolved L RJP
Crataegus × incaedua Sarg. Unresolved L TRO
Crataegus incana Beadle Unresolved L RJP
Crataegus incana Dzekov Unresolved L RJP
Crataegus incerta Sarg. Unresolved L RJP
Crataegus incilis Beadle Accepted H RJP
Crataegus incisa Sarg. Synonym H RJP
Crataegus incisa hort. Unresolved L RJP
Crataegus incisa Lange ex Dippel Unresolved L RJP
Crataegus incompta Sarg. Unresolved L RJP
Crataegus indentata Lodd. Synonym L RJP
Crataegus indica L. Synonym L RJP
Crataegus indicens Ashe Accepted H RJP
Crataegus indigens Ashe Unresolved L RJP
Crataegus inducta Ashe Unresolved L RJP
Crataegus induta Sarg. Synonym H RJP
Crataegus inermis Sess‚ & Mo‡. Unresolved L RJP
Crataegus inermis L. Unresolved L RJP
Crataegus inermis Sennen Unresolved L RJP
Crataegus inermis Sessé & Moc. Synonym L TRO
Crataegus infensa Sarg. Unresolved L RJP
Crataegus infera Sarg. Unresolved L RJP
Crataegus infesta Sarg. Unresolved L RJP
Crataegus ingens Beadle Synonym H RJP
Crataegus ingrata Ashe Unresolved L RJP
Crataegus inopina Beadle Unresolved L RJP
Crataegus inopinata Sarg. Unresolved L RJP
Crataegus inops Beadle Unresolved L RJP
Crataegus insegnae (Tineo ex Guss.) Bertol. Synonym L RJP
Crataegus insidiosa Beadle Accepted H RJP
Crataegus insignata Sarg. Unresolved L RJP
Crataegus insignis Sarg. Unresolved L RJP
Crataegus insolens Sarg. Synonym H RJP
Crataegus insolita Sarg. Unresolved L RJP
Crataegus insperata Sarg. Unresolved L RJP
Crataegus insueta Sarg. Unresolved L RJP
Crataegus × insularis Cinovskis Unresolved L RJP
Crataegus insularis Cinovskis Synonym L TRO
Crataegus × integerrima R.Doll Synonym H RJP
Crataegus integra (Nash) Beadle Accepted L RJP
Crataegus integrifolia Roxb. Synonym H RJP
Crataegus integrifolia (Roxb.) G. Klotz Synonym L TRO
Crataegus integrifolius Roxb. Unresolved L RJP
Crataegus integriloba Sarg. Accepted H RJP
Crataegus × integriloba Sarg. Unresolved L TRO
Crataegus interior Beadle Synonym H RJP
Crataegus intermedia Schur Synonym H RJP
Crataegus intermedia Fuss Synonym H RJP
Crataegus intermedia Pers. Unresolved L RJP
Crataegus intermedia (Ehrh.) Chalon Unresolved L RJP
Crataegus intermedia hort. Unresolved L RJP
Crataegus intermedia Donn Unresolved L RJP
Crataegus intermixta Sarg. Unresolved L RJP
Crataegus × intermixta (Wenz.) Beck Synonym H RJP
Crataegus intricata Lange Accepted H RJP
Crataegus intricata var. boyntonii (Beadle) Kruschke Synonym L RJP
Crataegus intricata var. neobushii (Sarg.) Kruschke Synonym L RJP
Crataegus intricata var. rubella (Beadle) Kruschke Synonym L RJP
Crataegus intricata f. straminea (Beadle) Kruschke Unresolved L RJP
Crataegus intricata var. straminea (Beadle) E.J.Palmer Synonym L RJP
Crataegus inusitula Sarg. Unresolved L RJP
Crataegus invicta Beadle Accepted H RJP
Crataegus invisa Sarg. Accepted H RJP
Crataegus iracunda Beadle Accepted H RJP
Crataegus iracunda var. brumalis (Ashe) Kruschke Synonym L RJP
Crataegus iracunda var. diffusa (Sarg.) Kruschke Synonym L RJP
Crataegus iracunda var. iracunda Synonym L TRO
Crataegus iracunda var. populnea (Ashe) Kruschke Synonym L RJP
Crataegus iracunda var. silvicola (Beadle) E.J.Palmer Synonym L RJP
Crataegus iracunda var. stolonifera (Sarg.) Kruschke Synonym L RJP
Crataegus irrasa Sarg. Accepted H RJP
Crataegus irrasa var. blanchardii (Sarg.) Eggl. Synonym L RJP
Crataegus irrasa var. divergens Peck Synonym L TRO
Crataegus irrasa var. irrasa Synonym L TRO
Crataegus irvingii Sarg. ex Weed Unresolved L RJP
Crataegus isfajramensis Pachom. Accepted H RJP
Crataegus iterata Sarg. Synonym H RJP
Crataegus jackii Sarg. Accepted M TRO
Crataegus jaquinii A.Kern. Unresolved L RJP
Crataegus jasperensis Sarg. Unresolved L RJP
Crataegus jejuna Sarg. Unresolved L RJP
Crataegus jenningsii Sarg. Unresolved L RJP
Crataegus jesupii Sarg. Accepted L RJP
Crataegus johnstonii J.B. Phipps Accepted M TRO
Crataegus jonesae Sarg. Accepted H RJP
Crataegus jonesae var. brownietta (Sarg.) Kruschke Synonym L RJP
Crataegus jonesae var. harryi (Sarg.) Kruschke Synonym L RJP
Crataegus jonkeri Burgh Unresolved L RJP
Crataegus jozana C.K.Schneid. Accepted H RJP
Crataegus kansuensis E.H.Wilson Accepted H RJP
Crataegus karadaghensis Pojark. Accepted H RJP
Crataegus kaussmanniana R.Doll Unresolved L RJP
Crataegus keepii Sarg. Unresolved L RJP
Crataegus kellermanii Sarg. Synonym H RJP
Crataegus × kellermanii Sarg. Unresolved L TRO
Crataegus kelloggii Sarg. Accepted H RJP
Crataegus × kelloggii Sarg. Unresolved L TRO
Crataegus × kennedyi Sarg. Accepted H RJP
Crataegus kennedyi Sarg. Unresolved L TRO
Crataegus kingstonensis Sarg. Unresolved L RJP
Crataegus × kingstonensis Sarg. Unresolved L TRO
Crataegus kinzerae Sarg. Unresolved L RJP
Crataegus klokovii Ivaschin Accepted H RJP
Crataegus knieskerniana Sarg. Accepted H RJP
Crataegus × knieskerniana Sarg. Unresolved L TRO
Crataegus knorringiana Pojark. Accepted H RJP
Crataegus komarovii Sarg. Synonym L RJP
Crataegus kornerupii Heer Unresolved L RJP
Crataegus korolkowii hort. ex L.Henry Unresolved L RJP
Crataegus korolkowii Regel ex Zabel Unresolved L RJP
Crataegus korolkowii hort. ex Dippel Synonym L RJP
Crataegus korolkowii Regel ex C.K.Schneid. Synonym H RJP
Crataegus × krima R.Doll Synonym H RJP
Crataegus krumbholzii R.Doll Synonym H RJP
Crataegus kulingensis Sarg. Synonym H RJP
Crataegus × kupfferi Cinovskis Unresolved L RJP
Crataegus kurdistanica Hadač & Chrtek Accepted H RJP
Crataegus kyrtostyla Pojark. Synonym H RJP
Crataegus × kyrtostyla Fingerh. Accepted L RJP
Crataegus × kyrtostyla K.I.Chr. Unresolved L RJP
Crataegus lacera Sarg. Synonym H RJP
Crataegus laciniata Steven ex Besser Synonym H RJP
Crataegus laciniata Montrouz. Unresolved L RJP
Crataegus laciniata Kar. & Kir. Synonym H RJP
Crataegus laciniata Borkh. Unresolved L RJP
Crataegus laciniata Willk. Unresolved L RJP
Crataegus laciniata Ucria Synonym H RJP
Crataegus laciniata auct. Synonym H RJP
Crataegus laciniata var. decussata (Wallr.) Diap. Synonym L RJP
Crataegus laciniata var. lasiocarpa (Lange) Lange Synonym L RJP
Crataegus laciniata subsp. pojarkovae (Kossych) Franco Unresolved L RJP
Crataegus laciniata × monogyna subsp. azarella Unresolved L RJP
Crataegus lacrimata Small Accepted H RJP
Crataegus laetans Sarg. Unresolved L RJP
Crataegus laetifica Sarg. Synonym L RJP
Crataegus × laetifica Sarg. Unresolved L TRO
Crataegus laetula Sarg. Unresolved L RJP
Crataegus laevicalyx J.X.Huang, L.Y.Sun & T.J.Feng Synonym H RJP
Crataegus laevigata (Poir.) DC. Accepted L RJP
Crataegus laevigata var. carnoviensis (Hrabětova) Hrabětova Synonym L RJP
Crataegus laevigata subsp. carnoviensis (Hrabětova) Dost l Synonym L RJP
Crataegus laevigata var. integrifolia (Wallr.) K.I.Chr. Synonym L RJP
Crataegus laevigata subsp. laevigata Synonym L RJP
Crataegus laevigata var. microphylla (Lange) Hrabětova Synonym L RJP
Crataegus laevigata subsp. microphylla (K.Koch) Dost l Synonym L RJP
Crataegus laevigata subsp. nemorensis (Hrabětová) Dost l Unresolved L RJP
Crataegus laevigata subsp. palmstruchii (Lindm.) Franco Synonym L RJP
Crataegus laevigata var. vulgaris (DC.) P.A.Schmidt Synonym L RJP
Crataegus laevigata subsp. vulgaris (DC.) Baranec Synonym L RJP
Crataegus laevigata subsp. walokochiana (Hrabětova) Holub Synonym L RJP
Crataegus laevis Thunb. Synonym H RJP
Crataegus lagenaria Fisch. & C.A.Mey. ex Boiss. Synonym L RJP
Crataegus lagenaria Fisch. & C.A.Mey. Synonym L RJP
Crataegus lagenaria var. orthosepala Bornm. Synonym L RJP
Crataegus lagenaria var. transcaucasica Diap. Synonym L RJP
Crataegus lalandei May Synonym H RJP
Crataegus × lambertiana hort. ex Lange Accepted H RJP
Crataegus lambertiana hort. ex K.Koch Unresolved L RJP
Crataegus lambertiana hort. Unresolved L RJP
Crataegus lampocarpa Lindm. Synonym L RJP
Crataegus lamprophylla Gand. Unresolved L RJP
Crataegus lanata Beadle Accepted H RJP
Crataegus lancei J.B.Phipps Accepted H RJP
Crataegus lanceolata Sarg. Unresolved L RJP
Crataegus lancifolia Wender. Unresolved L RJP
Crataegus laneyi Sarg. Accepted H RJP
Crataegus × laneyi Sarg. [Spelling variant] Synonym H RJP
Crataegus × laneyi Sarg. Unresolved L TRO
Crataegus × langei Cinovskis Unresolved L RJP
Crataegus lanigera Sarg. Unresolved L RJP
Crataegus lanuginosa Sarg. Accepted H RJP
Crataegus lapeyrousii Gand. Unresolved L RJP
Crataegus larga Sarg. Synonym H RJP
Crataegus lasiantha Sarg. Unresolved L RJP
Crataegus lasiocarpa Lange Synonym H RJP
Crataegus lassa Beadle Unresolved L RJP
Crataegus lassa var. colonica (Beadle) R.W. Lance Unresolved L TRO
Crataegus lassa var. integra (Nash) R.W. Lance Unresolved L TRO
Crataegus lata Sarg. Unresolved L RJP
Crataegus latebrosa Sarg. Accepted H RJP
Crataegus × latebrosa Sarg. Unresolved L TRO
Crataegus latiflora Sarg. Unresolved L RJP
Crataegus latifolia (hort. ex Poir.) Pers.,p.p.4947 Unresolved L RJP
Crataegus latifolia (hort. ex Poir.) Pers.,p.p.5030 Unresolved L RJP
Crataegus × latifolia Lam. Synonym L RJP
Crataegus latifolia DC. ex Koehne Unresolved L RJP
Crataegus latifolia Spach Unresolved L RJP
Crataegus latifrons Sarg. Unresolved L RJP
Crataegus latisepala Ashe Unresolved L RJP
Crataegus × latvica Cinovskis Unresolved L RJP
Crataegus laurentiana Sarg. Accepted M TRO
Crataegus laurentiana var. brunetiana (Sarg.) Kruschke Synonym L RJP
Crataegus laurentiana var. brunetiana (Sarg.) Kruschke Accepted L TRO
Crataegus laurentiana var. dissimilifolia Kruschke Synonym L RJP
Crataegus laurifolia Medik. Synonym H RJP
Crataegus lauta Sarg. Unresolved L RJP
Crataegus lavallei hort. Paris. Unresolved L RJP
Crataegus × lavallei Herincq ex Lavall‚e Accepted H RJP
Crataegus lawrencensis Sarg. Unresolved L RJP
Crataegus × lawrencensis Sarg. Unresolved L TRO
Crataegus laxa Beadle Unresolved L RJP
Crataegus laxiflora Sarg. Accepted M TRO
Crataegus layii hort. Unresolved L RJP
Crataegus lecta Sarg. Synonym H RJP
Crataegus × lecta Sarg. Accepted M TRO
Crataegus leeana Bean Synonym L RJP
Crataegus leimonia Sarg. Unresolved L RJP
Crataegus leioclada Sarg. Unresolved L RJP
Crataegus leiomonogyna Klokov Synonym H RJP
Crataegus leiophylla Sarg. Accepted M TRO
Crataegus lemingtonensis Sarg. Accepted H RJP
Crataegus lenis Beadle Unresolved L RJP
Crataegus lenneana Warsz. Unresolved L RJP
Crataegus lennoniana Sarg. Unresolved L RJP
Crataegus lenta Ashe Unresolved L RJP
Crataegus lentula Ashe Unresolved L RJP
Crataegus leonensis E.J.Palmer Accepted H RJP
Crataegus × lepida Hrabětová Unresolved L RJP
Crataegus lepida Beadle Synonym H RJP
Crataegus leptalea Sarg. Unresolved L RJP
Crataegus leptophylla Sarg. Unresolved L RJP
Crataegus leptopoda Sarg. Unresolved L RJP
Crataegus lesquereuxii Cockerell Unresolved L RJP
Crataegus letchworthiana Sarg. Unresolved L RJP
Crataegus × lettermanii Sarg. Accepted H RJP
Crataegus lettermanii Sarg. Unresolved L TRO
Crataegus leucantha Laughlin Synonym H RJP
Crataegus leucophleos Moench Synonym H RJP
Crataegus levis Sarg. Accepted H RJP
Crataegus limaria Sarg. Accepted H RJP
Crataegus limata Beadle Accepted H RJP
Crataegus limatala Sarg. Unresolved L RJP
Crataegus limnophila Sarg. Accepted H RJP
Crataegus limnophiloides Murrill Unresolved L RJP
Crataegus limosa Sarg. Unresolved L RJP
Crataegus lindenii Stapf Unresolved L RJP
Crataegus lindmanii Hrabětova Synonym H RJP
Crataegus × lindmanii Cinovskis Unresolved L RJP
Crataegus linearifolia hort. Unresolved L RJP
Crataegus linearis Pers. Synonym H RJP
Crataegus linnaeana Pojark. Synonym H RJP
Crataegus lipskyi Klokov Synonym H RJP
Crataegus littoralis Sarg. Synonym H RJP
Crataegus × littoralis Sarg. Unresolved L TRO
Crataegus livingstoniana Sarg. Unresolved L RJP
Crataegus livoniana Sarg. Synonym H RJP
Crataegus lobata Bosc Unresolved L RJP
Crataegus lobata Loudon Synonym H RJP
Crataegus × lobata (Poir.) Bosc ex DC. Synonym H RJP
Crataegus lobulata Sarg. Accepted H RJP
Crataegus locuples Sarg. Accepted M TRO
Crataegus × locuples Sarg. Unresolved L TRO
Crataegus loddigesiana (Spach) K.Koch Synonym L RJP
Crataegus longifolia Duhamel Unresolved L RJP
Crataegus longipedunculata Sarg. Unresolved L RJP
Crataegus longipes Pojark. Accepted H RJP
Crataegus longipetiolata Sarg. Unresolved L RJP
Crataegus longispina Sarg. Unresolved L RJP
Crataegus lucida Mill. Synonym H RJP
Crataegus lucida Elliott Synonym L RJP
Crataegus lucida Wangenh. Unresolved L RJP
Crataegus lucorum Sarg. Accepted H RJP
Crataegus × lucorum Sarg. Unresolved L TRO
Crataegus luculenta Sarg. Synonym L RJP
Crataegus ludgii CarriŠre Unresolved L RJP
Crataegus ludoviciensis Sarg. Unresolved L RJP
Crataegus lumaria Ashe Accepted H RJP
Crataegus luminosa Sarg. Unresolved L RJP
Crataegus lutea (Poir.) DC. Unresolved L RJP
Crataegus lutensis Sarg. Unresolved L RJP
Crataegus luteola Sarg. Unresolved L RJP
Crataegus luxuriosa Sarg. Unresolved L RJP
Crataegus × luzinii R.Doll Unresolved L RJP
Crataegus lyi H. Lév. Unresolved L TRO
Crataegus macauleyae Sarg. Synonym H RJP
Crataegus macera Sarg. Unresolved L RJP
Crataegus macilenta Beadle Unresolved L RJP
Crataegus mackensenii Sarg. Unresolved L RJP
Crataegus mackenzii Sarg. Accepted M TRO
Crataegus mackenzii var. aspera (Sarg.) E.J.Palmer Synonym L RJP
Crataegus mackenzii var. bracteata (Sarg.) E.J.Palmer Synonym L RJP
Crataegus mackenzii var. mackenzii Synonym L TRO
Crataegus macnabiana hort. Unresolved L RJP
Crataegus macounii Sarg. Synonym H RJP
Crataegus macra Beadle Unresolved L RJP
Crataegus macracantha Koehne Unresolved L RJP
Crataegus macracantha Lodd. Unresolved L RJP
Crataegus macracantha Lodd. ex Loudon Accepted H RJP
Crataegus macracantha var. colorado (Ashe) Kruschke Synonym L RJP
Crataegus macracantha var. divida (Sarg.) Kruschke Synonym L RJP
Crataegus macracantha var. integriloba (Sarg.) Kruschke Synonym L RJP
Crataegus macracantha var. occidentalis (Britton) Eggl. Accepted L RJP
Crataegus macracantha var. pertomentosa (Ashe) Kruschke Synonym L RJP
Crataegus macracantha var. succulenta (Schrad. ex Link) Rehder Synonym L RJP
Crataegus macrocalyx Sarg. Unresolved L RJP
Crataegus macrocarpa hort. Unresolved L RJP
Crataegus × macrocarpa auct. Synonym L RJP
Crataegus × macrocarpa Hegetschw. Accepted L RJP
Crataegus × macrocarpa subsp. calciphila (Hrabětová) Hrabětová Unresolved L RJP
Crataegus macrophylla Sarg. Unresolved L RJP
Crataegus macropoda Sarg. Unresolved L RJP
Crataegus macrosperma Ashe Accepted L RJP
Crataegus macrosperma var. acutiloba (Sarg.) Eggl. Synonym L RJP
Crataegus macrosperma var. demissa (Sarg.) Eggl. Synonym L RJP
Crataegus macrosperma var. eganii (Ashe) Kruschke Synonym L RJP
Crataegus macrosperma var. matura (Sarg.) Eggl. Synonym L RJP
Crataegus macrosperma var. pastorum (Sarg.) Eggl. Synonym L RJP
Crataegus macrosperma var. pentandra (Sarg.) Eggl. Synonym L RJP
Crataegus macrosperma var. roanensis (Ashe) E.J.Palmer Synonym L RJP
Crataegus magniflora Sarg. Accepted H RJP
Crataegus magnifolia Sarg. Unresolved L RJP
Crataegus maineana Sarg. Unresolved L RJP
Crataegus × maligna Sarg. Accepted H RJP
Crataegus maligna Sarg. Unresolved L TRO
Crataegus maloides Sarg. Synonym L RJP
Crataegus mandschurica hort. ex Koehne Synonym L RJP
Crataegus mandshurica hort. Buekiano ex Maxim. Unresolved L RJP
Crataegus mansfieldensis Sarg. Accepted M TRO
Crataegus × mansfieldensis Sarg. Unresolved L TRO
Crataegus marcida Ashe Unresolved L RJP
Crataegus margarettae Eggl. Unresolved L RJP
Crataegus margarettae Ashe Accepted H RJP
Crataegus margarettae var. brownii (Britton) Sarg. Synonym L RJP
Crataegus margarettae var. margarettae Synonym L TRO
Crataegus margarettae f. margarettae Synonym L TRO
Crataegus margarettae var. meiophylla (Sarg.) E.J.Palmer Synonym L RJP
Crataegus maribella Sarg. Unresolved L RJP
Crataegus mariettensis Sarg. Unresolved L RJP
Crataegus × maritima Cinovskis Unresolved L RJP
Crataegus maroccana Pers. Synonym H RJP
Crataegus maroccana Lindl. Unresolved L RJP
Crataegus marshallii Eggl. Accepted H RJP
Crataegus masovica Sanio Unresolved L RJP
Crataegus matura Sarg. Unresolved L RJP
Crataegus maura auct. hisp. Unresolved L RJP
Crataegus maura L.f. Synonym H RJP
Crataegus maura var. diversifolia Pers. Synonym L RJP
Crataegus maura var. haematoclada K.Koch Synonym L RJP
Crataegus maximowiczii C.K.Schneid. Accepted H RJP
Crataegus maximowiczii var. ninganensis S.Q.Nie & B.J.Jen Synonym L RJP
Crataegus mcgeeae Ashe Unresolved L RJP
Crataegus × mechowa R.Doll Unresolved L RJP
Crataegus × media auct. Unresolved L RJP
Crataegus media Sarg. Unresolved L RJP
Crataegus × media Bechst. Accepted L RJP
Crataegus medioxima Sarg. Unresolved L RJP
Crataegus medita Lindm. Unresolved L RJP
Crataegus megapulchra Murrill Unresolved L RJP
Crataegus meiophylla Sarg. Unresolved L RJP
Crataegus melanocarpa M.Bieb. Synonym H RJP
Crataegus melanocarpa Bory & Chaub. Unresolved L RJP
Crataegus melanocarpa auct. Unresolved L RJP
Crataegus melanocarpa var. atrofusca (Steven ex K.Koch) Boiss. Synonym L RJP
Crataegus melanocarpa subsp. elbursensis (Rech.f.) Riedl Synonym L RJP
Crataegus melanocarpa var. heterophylla Boiss. Synonym L RJP
Crataegus melanocarpa var. kotschyana Boiss. Synonym L RJP
Crataegus melanocarpa var. polyphylla Lange Synonym L RJP
Crataegus membranacea Sarg. Unresolved L RJP
Crataegus × membranacea Sarg. Unresolved L TRO
Crataegus menandiana Sarg. Accepted H RJP
Crataegus × menandiana Sarg. Unresolved L TRO
Crataegus mendosa Beadle Accepted H RJP
Crataegus mercerensis Sarg. Unresolved L RJP
Crataegus meridiana Beadle Synonym H RJP
Crataegus meridionalis Sarg. Accepted H RJP
Crataegus merita Sarg. Accepted M TRO
Crataegus × merita Sarg. Unresolved L TRO
Crataegus mespilifolia hort. Synonym H RJP
Crataegus mespilus Jess. Synonym L RJP
Crataegus meticulosa Sarg. Unresolved L RJP
Crataegus mexicana D.Don Unresolved L RJP
Crataegus mexicana Mo‡. & Sess‚ ex DC. Accepted L RJP
Crataegus mexicana var. carrierei Gumbl. Synonym L RJP
Crataegus meyeri Pojark. Accepted H RJP
Crataegus michauxii Pers. Accepted H RJP
Crataegus michiganensis Ashe Unresolved L RJP
Crataegus micracantha Sarg. Unresolved L RJP
Crataegus micrantha Sarg. Synonym H RJP
Crataegus microcarpa Lindl. Synonym H RJP
Crataegus microcarpa E.Reid Unresolved L RJP
Crataegus microcarpifolia C.A.Arnold Unresolved L RJP
Crataegus microphylla Gand. Synonym H RJP
Crataegus microphylla K.Koch Accepted L RJP
Crataegus microphylla var. dolichocarpa (Sommier & Levier) Hand.-Mazz. Synonym L RJP
Crataegus microsperma Sarg. Synonym H RJP
Crataegus mikulcicensis Hrabětová Unresolved L RJP
Crataegus milleri Sarg. Synonym H RJP
Crataegus miniata Ashe Unresolved L RJP
Crataegus minor Sess‚ & Mo‡. Unresolved L RJP
Crataegus minor Sessé & Moc. Synonym L TRO
Crataegus minutiflora Sarg. Synonym H RJP
Crataegus mira Beadle Accepted H RJP
Crataegus miranda Sarg. Accepted H RJP
Crataegus misella Sarg. Unresolved L RJP
Crataegus missouriensis Ashe Synonym H RJP
Crataegus mitis Sarg. Unresolved L RJP
Crataegus modesta Sarg. Unresolved L RJP
Crataegus modica Sarg. Unresolved L RJP
Crataegus mohrii Beadle Synonym H RJP
Crataegus mollicula Sarg. Unresolved L RJP
Crataegus mollipes Sarg. Unresolved L RJP
Crataegus mollis Sarg. Synonym H RJP
Crataegus mollis (Torr. & A.Gray) Scheele Accepted H RJP
Crataegus mollis var. dumetosa (Sarg.) Kruschke Synonym L RJP
Crataegus mollis var. gigantea Kruschke Synonym L RJP
Crataegus mollis f. mollis Synonym L TRO
Crataegus mollis var. mollis Synonym L TRO
Crataegus mollis var. sera (Sarg.) Eggl. Synonym L RJP
Crataegus mollita Sarg. Unresolved L RJP
Crataegus monantha Sarg. Unresolved L RJP
Crataegus monogyna auct. Unresolved L RJP
Crataegus monogyna Ledeb. Unresolved L RJP
Crataegus monogyna Jacq. Accepted H RJP
Crataegus monogyna Hayek Unresolved L RJP
Crataegus monogyna var. acutiloba J.Kern. Synonym L RJP
Crataegus monogyna subsp. acutiloba (H.L‚v.) Baranec Synonym L RJP
Crataegus monogyna var. alba-plena hort. ex Rehder Synonym L RJP
Crataegus monogyna f. albo-plena (hort. ex Rehder) C.K.Schneid. Synonym L RJP
Crataegus monogyna var. alboplena hort. ex Rehder [Spelling variant] Synonym L RJP
Crataegus monogyna var. arborescens Kuntze ex P‚nzes Synonym L RJP
Crataegus monogyna var. azarella (Griseb.) Koehne Synonym L RJP
Crataegus monogyna f. azarella (Griseb.) Buia Synonym L RJP
Crataegus monogyna subsp. azarella (Griseb.) Franco Synonym L RJP
Crataegus monogyna f. biflora (Weston) Rehder Synonym L RJP
Crataegus monogyna subsp. brevispina (Kunze) Franco Synonym L RJP
Crataegus monogyna var. brevispina (Kunze) Dippel Synonym L RJP
Crataegus monogyna subsp. calycina (Peterm.) J v. & So¢ Synonym L RJP
Crataegus monogyna var. calycina (Peterm.) Buia Unresolved L RJP
Crataegus monogyna subsp. calycina (Peterm.) Cajander Synonym L RJP
Crataegus monogyna var. coccinea hort. ex Rehder Synonym L RJP
Crataegus monogyna var. contracta Hrabětova Synonym L RJP
Crataegus monogyna var. coriacea Podp. Synonym L RJP
Crataegus monogyna var. csatoi P‚nzes Synonym L RJP
Crataegus monogyna f. decussata (Wallr.) Hegi Synonym L RJP
Crataegus monogyna var. decussata (Wallr.) P‚nzes Synonym L RJP
Crataegus monogyna f. denudata (Schumach.) Beck Synonym L RJP
Crataegus monogyna var. denudata Schumach. Synonym L RJP
Crataegus monogyna f. dissecta (Borkh.) Buia Synonym L RJP
Crataegus monogyna var. dissecta (Borkh.) Gost.-Jak. Synonym L RJP
Crataegus monogyna var. dolichocarpa Sommier & Levier Synonym L RJP
Crataegus monogyna var. eriocarpa (Lindl. ex Loudon) Hegi Unresolved L RJP
Crataegus monogyna f. filicifolia hort. ex Koehne Unresolved L RJP
Crataegus monogyna var. filicifolia (Koehne) Lange Unresolved L RJP
Crataegus monogyna f. fissa (Poir.) Hegi Synonym L RJP
Crataegus monogyna var. flabellata Lange Synonym L RJP
Crataegus monogyna f. genuina Posp. Synonym L RJP
Crataegus monogyna var. granatensis (Boiss.) Dippel Synonym L RJP
Crataegus monogyna var. halacsyi Hayek Synonym L RJP
Crataegus monogyna var. heterodonta (Pojark.) Gost.-Jak. Unresolved L RJP
Crataegus monogyna subsp. heterophylla (Fl?gg‚) Pénzes Synonym L RJP
Crataegus monogyna var. heterophylla (Fl?gg‚) Dippel Synonym L RJP
Crataegus monogyna f. hirsuta (Schur) Buia Synonym L RJP
Crataegus monogyna f. hirsuta (Schur) Hegi Synonym L RJP
Crataegus monogyna var. hirsutior Boiss. Synonym L RJP
Crataegus monogyna var. hirsutointermedia P‚nzes Synonym L RJP
Crataegus monogyna var. horrida (K.Koch) Dippel Synonym L RJP
Crataegus monogyna subsp. insegnae (Tineo ex Guss.) Lange Synonym L RJP
Crataegus monogyna f. insegnae (Tineo ex Guss.) Hayek Synonym L RJP
Crataegus monogyna var. insegnae (Tineo ex Guss.) Beck Synonym L RJP
Crataegus monogyna subsp. intermedia (Schur) J v. Synonym L RJP
Crataegus monogyna var. intermedia (Fuss) Gams Synonym L RJP
Crataegus monogyna var. intermedia (Schur) Buia Synonym L RJP
Crataegus monogyna subsp. intermedia (Schur) J v. ex P‚nzes Synonym L RJP
Crataegus monogyna f. inzengae Hayek [Spelling variant] Synonym L RJP
Crataegus monogyna var. inzengae Briq. [Spelling variant] Synonym L RJP
Crataegus monogyna subsp. jacquinii A.Kern. ex P‚nzes Synonym L RJP
Crataegus monogyna var. javorkae P‚nzes Synonym L RJP
Crataegus monogyna f. karpatii P‚nzes Synonym L RJP
Crataegus monogyna var. kyrtostyla (Fingerh.) Beck Synonym L RJP
Crataegus monogyna var. laciniata hort. ex K.Koch Synonym L RJP
Crataegus monogyna subsp. laciniata (Steven ex Besser) P‚nzes Synonym L RJP
Crataegus monogyna var. laciniata (Steven ex Besser) Ledeb. Synonym L RJP
Crataegus monogyna var. lanigera Popov Synonym L RJP
Crataegus monogyna var. lanigera Beck Synonym L RJP
Crataegus monogyna var. lasiocarpa (Lange) K.I.Chr. Accepted L RJP
Crataegus monogyna subsp. latiloba Hrabětova Synonym L RJP
Crataegus monogyna var. latimonogyna P‚nzes Synonym L RJP
Crataegus monogyna subsp. leiomonogyna (Klokov) Franco Synonym L RJP
Crataegus monogyna f. macrocarpa Szafer Synonym L RJP
Crataegus monogyna var. macrocarpa (Hegetschw.) K.Koch Synonym L RJP
Crataegus monogyna var. mandyi P‚nzes Synonym L RJP
Crataegus monogyna var. mauriannensis E.Didier Synonym L RJP
Crataegus monogyna f. microphylla Chenev. ex Gams Synonym L RJP
Crataegus monogyna var. microphylla (Chenev. ex Gams) Diap. Synonym L RJP
Crataegus monogyna subsp. monogyna Synonym L RJP
Crataegus monogyna var. monogyna Synonym L RJP
Crataegus monogyna var. nigra Pall. Synonym L RJP
Crataegus monogyna subsp. nordica Franco Synonym L RJP
Crataegus monogyna var. oliveriana (Poir.) K.Koch Synonym L RJP
Crataegus monogyna var. panachaica (C.K.Schneid.) Hayek Synonym L RJP
Crataegus monogyna var. paulii Rehder Synonym L RJP
Crataegus monogyna f. pendula (Lodd. ex Loudon) Rehder Accepted L RJP
Crataegus monogyna f. pendula (Lodd. ex Loudon) Dippel Synonym L RJP
Crataegus monogyna var. pinnatiloba (Lange) Dippel Synonym L RJP
Crataegus monogyna var. plesivecensis (Hrabětova) Baranec Synonym L RJP
Crataegus monogyna subsp. plesivecensis Hrabětova Synonym L RJP
Crataegus monogyna f. polyacantha (Jan ex Guss.) Gand. Synonym L RJP
Crataegus monogyna f. polyacantha (Jan ex Guss.) Buia Synonym L RJP
Crataegus monogyna f. praecox (Loudon) Hegi Synonym L RJP
Crataegus monogyna f. pteridifolia (Lodd. ex Loudon) Rehder Accepted L RJP
Crataegus monogyna var. pteridifolia (Lodd. ex Loudon) Rehder Synonym L RJP
Crataegus monogyna var. pteridifolia (Lodd. ex Loudon) K.Koch Unresolved L RJP
Crataegus monogyna var. pyramidalis hort. ex Rehder Synonym L RJP
Crataegus monogyna var. rosea (Willd.) K.Koch Unresolved L RJP
Crataegus monogyna f. rosiformis (Janka) Beck Synonym L RJP
Crataegus monogyna f. rosiformis (Janka) Hayek Synonym L RJP
Crataegus monogyna var. rubra Pall. Synonym L RJP
Crataegus monogyna var. rubra-plena hort. ex Rehder Synonym L RJP
Crataegus monogyna f. rubro-plena Rehder ex C.K.Schneid. Synonym L RJP
Crataegus monogyna var. saxatilis Pierrat Synonym L RJP
Crataegus monogyna f. schizophylla Beck Synonym L RJP
Crataegus monogyna var. segobricensis Pau Unresolved L RJP
Crataegus monogyna var. semperflorens hort. ex Dippel Synonym L RJP
Crataegus monogyna f. semperflorens (Andr‚) C.K.Schneid. Accepted L RJP
Crataegus monogyna subsp. silicensis Hrabětová Unresolved L RJP
Crataegus monogyna var. splendens (Wender. ex K.Koch) Dippel Synonym L RJP
Crataegus monogyna f. stricta (Loudon) Zabel Accepted L RJP
Crataegus monogyna var. stricta (Loudon) Rehder Synonym L RJP
Crataegus monogyna f. szaferi Gost.-Jak. Synonym L RJP
Crataegus monogyna var. szepesfalvyi P‚nzes Synonym L RJP
Crataegus monogyna subsp. tauscheri Gand. ex P‚nzes Synonym L RJP
Crataegus monogyna var. tauscheri (Gand. ex P‚nzes) So¢ Synonym L RJP
Crataegus monogyna f. trifida (Wallr.) Hegi Synonym L RJP
Crataegus monogyna f. trifida (Wallr.) Beck Synonym L RJP
Crataegus monogyna f. trilobata Ny r. ex Buia Synonym L RJP
Crataegus monogyna var. trilobata (Ny r. ex Buia) Gost.-Jak. Synonym L RJP
Crataegus monogyna var. typica Beck Synonym L RJP
Crataegus monogyna f. villosa (Peterm.) Beck Synonym L RJP
Crataegus × monoli R.Doll Unresolved L RJP
Crataegus monopyrena Pall. Unresolved L RJP
Crataegus monosperma Sarg. Unresolved L RJP
Crataegus monostyla Peterm. Unresolved L RJP
Crataegus monstrata Sarg. Unresolved L RJP
Crataegus monstrosa hort. Unresolved L RJP
Crataegus montesantosii Diap. Synonym L RJP
Crataegus monticola Cinovskis Synonym H RJP
Crataegus montivaga Sarg. Synonym H RJP
Crataegus × mordenensis Boom Unresolved L RJP
Crataegus mortonis Laughlin Synonym H RJP
Crataegus moselemensis Gruber Unresolved L RJP
Crataegus moyeriana Sarg. Unresolved L RJP
Crataegus multifida Ashe Unresolved L RJP
Crataegus multiflora hort. tolosan. ex Lavall‚e Unresolved L RJP
Crataegus multiflora Bunge Accepted H RJP
Crataegus multipes Ashe Unresolved L RJP
Crataegus multispina Ashe Unresolved L RJP
Crataegus munda Beadle Accepted H RJP
Crataegus munda var. pexa (Beadle) R.W. Lance Accepted L TRO
Crataegus munita Sarg. Unresolved L RJP
Crataegus myrtifolia C.Presl Unresolved L RJP
Crataegus nainaica Krysht. Unresolved L RJP
Crataegus nananixonii J.B.Phipps & R.O'Kennon Accepted H RJP
Crataegus napaea Sarg. Unresolved L RJP
Crataegus neapolitana hort. Unresolved L RJP
Crataegus necopinata Pojark. Accepted H RJP
Crataegus nelsonii Eggl. Accepted H RJP
Crataegus nemoralis Sarg. Unresolved L RJP
Crataegus nemorosa Sarg. Unresolved L RJP
Crataegus neo-canbyi Sarg. Unresolved L RJP
Crataegus neobaxteri Sarg. Synonym H RJP
Crataegus × neobaxteri Sarg. Accepted M TRO
Crataegus neobushii Sarg. Accepted H RJP
Crataegus neofaxonii Sarg. Unresolved L RJP
Crataegus neofluvialis Ashe Synonym H RJP
Crataegus neolondinensis Sarg. Unresolved L RJP
Crataegus neosmithii Sarg. Unresolved L RJP
Crataegus nescia Sarg. Unresolved L RJP
Crataegus nevadensis K.I.Chr. Accepted H RJP
Crataegus newberryi Cockerell Unresolved L RJP
Crataegus newelliana Murrill Unresolved L RJP
Crataegus nigra Pall. ex Steud. Unresolved L RJP
Crataegus nigra Waldst. & Kit. Accepted L RJP
Crataegus nikitinii Essenova Synonym H RJP
Crataegus nitens Sarg. Unresolved L RJP
Crataegus nitida (Engelm. ex Britton & N.E.Br.) Sarg. Accepted L RJP
Crataegus × nitida Sarg. Unresolved L TRO
Crataegus nitidula Sarg. Accepted L RJP
Crataegus × nitidula Sarg. Unresolved L TRO
Crataegus nitidula var. limatula (Sarg.) Kruschke Synonym L RJP
Crataegus nitidula var. macrocarpa Kruschke Synonym L RJP
Crataegus nitidula var. recedens (Sarg.) Kruschke Synonym L RJP
Crataegus nivea hort. ex Ten. Unresolved L RJP
Crataegus nobilis S.G.Gmel. Unresolved L RJP
Crataegus nodulosa E.Reid Unresolved L RJP
Crataegus noelensis Sarg. Accepted H RJP
Crataegus notabilis Sarg. Unresolved L RJP
Crataegus × notha Sarg. Accepted H RJP
Crataegus noveboracencis Sarg. Unresolved L RJP
Crataegus noveboracensis Sarg. Unresolved L TRO
Crataegus nubicola Beadle Unresolved L RJP
Crataegus nuda Sarg. Accepted H RJP
Crataegus × nuda Sarg. Unresolved L TRO
Crataegus nudiflora Nutt. ex Torr. & A.Gray Synonym L RJP
Crataegus numerosa Sarg. Unresolved L RJP
Crataegus nupera Ashe Unresolved L RJP
Crataegus nutans Sarg. Unresolved L RJP
Crataegus oakesiana Eggl. Synonym H RJP
Crataegus obesa Ashe Unresolved L RJP
Crataegus oblita Sarg. Unresolved L RJP
Crataegus oblongifolia Sarg. Unresolved L RJP
Crataegus obovatifolia M.Roem. Synonym H RJP
Crataegus obscura Sarg. Unresolved L RJP
Crataegus obstipa Sarg. Unresolved L RJP
Crataegus obtecta Ashe Unresolved L RJP
Crataegus obtusata Spach Unresolved L RJP
Crataegus obtusifolia Pers. Unresolved L RJP
Crataegus occidentalis Britton Synonym H RJP
Crataegus odorata Bosc Unresolved L RJP
Crataegus odorata hort. Berol. ex Regel Unresolved L RJP
Crataegus odoratissima Hornem. Synonym H RJP
Crataegus odoratissima (Andrews) G.Don Synonym H RJP
Crataegus odoratissima Donn Synonym H RJP
Crataegus oenochroa Gand. Unresolved L RJP
Crataegus ogdensburgensis Sarg. Synonym H RJP
Crataegus ohioensis Sarg. Synonym H RJP
Crataegus okanaganensis J.B.Phipps & R.O'Kennon Unresolved L RJP
Crataegus okennonii J.B.Phipps Unresolved L RJP
Crataegus olida Ashe Unresolved L RJP
Crataegus oligacantha Gand. Synonym H RJP
Crataegus olivacea Sarg. Unresolved L RJP
Crataegus olivaeformis hort. Unresolved L RJP
Crataegus oliveriana (Dum.Cours.) Bosc Synonym H RJP
Crataegus oliveriana Bean Unresolved L RJP
Crataegus onusta Ashe Unresolved L RJP
Crataegus opaca Hook. & Arn. ex Hook. Accepted L RJP
Crataegus operta Ashe Synonym H RJP
Crataegus opica Ashe Unresolved L RJP
Crataegus opima Beadle Accepted H RJP
Crataegus opulens Sarg. Accepted H RJP
Crataegus orbicularis J.B.Phipps & R.O'Kennon Unresolved L RJP
Crataegus oresbia W.W.Sm. Accepted H RJP
Crataegus orientalis (Poir.) Bosc ex DC. Unresolved L RJP
Crataegus orientalis Lindl. Unresolved L RJP
Crataegus orientalis Pall. ex M.Bieb. Accepted H RJP
Crataegus orientalis var. aronia (L.) Lange Synonym L RJP
Crataegus orientalis var. connecta Diap. Synonym L RJP
Crataegus orientalis var. flabellata Heldr. ex Boiss. Synonym L RJP
Crataegus orientalis var. obtusata Browicz Synonym L RJP
Crataegus orientalis subsp. orientalis Synonym L RJP
Crataegus orientalis subsp. presliana K.I.Chr. Accepted L RJP
Crataegus orientalis var. sanguinea (Schrad.) Loudon Synonym L RJP
Crataegus orientalis subsp. szovitsii (Pojark.) K.I.Chr. Accepted L RJP
Crataegus orientalis var. tournefortii (Griseb.) C.K.Schneid. Synonym L RJP
Crataegus orientalis var. typica C.K.Schneid. Synonym L RJP
Crataegus orientobaltica Cinovskis Synonym H RJP
Crataegus orientobaltica f. glabra Cinovskis Synonym L RJP
Crataegus orientobaltica f. laciniata Cinovskis Synonym L RJP
Crataegus ornata Sarg. Unresolved L RJP
Crataegus orthosepala (Bornm.) Diap. Synonym L RJP
Crataegus orthosepala var. glabra Diap. Synonym L RJP
Crataegus osiliensis Cinovskis Unresolved L RJP
Crataegus otiosa Ashe Synonym L RJP
Crataegus ouachitensis E.J.Palmer Accepted H RJP
Crataegus ouachitensis var. minor E.J.Palmer Synonym L RJP
Crataegus ovalifolia (Hornem.) DC. Unresolved L RJP
Crataegus ovalifolia Hornem. Unresolved L RJP
Crataegus ovalifolia Hornem. ex Koehne Unresolved L RJP
Crataegus × ovalis Kit. Unresolved L RJP
Crataegus ovata Chalon Unresolved L RJP
Crataegus ovata Sarg. Accepted H RJP
Crataegus ovatifolia Sarg. Unresolved L RJP
Crataegus oxyacantha auct. balcan. Synonym H RJP
Crataegus oxyacantha auct. Synonym L RJP
Crataegus oxyacantha L. Synonym H RJP
Crataegus oxyacantha Walter Synonym H RJP
Crataegus oxyacantha Thuill. Unresolved L RJP
Crataegus oxyacantha auct. americ. Synonym H RJP
Crataegus oxyacantha Pennant Unresolved L RJP
Crataegus oxyacantha var. acutiloba H.L‚v. Synonym L RJP
Crataegus oxyacantha var. albaplena Bean [Spelling variant] Synonym L RJP
Crataegus oxyacantha var. albo-plena Bean Synonym L RJP
Crataegus oxyacantha var. apiifolia (Michx.) Regel Synonym L RJP
Crataegus oxyacantha f. aurea (Loudon) C.K.Schneid. Unresolved L RJP
Crataegus oxyacantha f. aurea (Loudon) Hegi Unresolved L RJP
Crataegus oxyacantha var. aurea Loudon Unresolved L RJP
Crataegus oxyacantha var. auriculata Lange ex Dippel Synonym L RJP
Crataegus oxyacantha f. auriculata (Lange ex Dippel) C.K.Schneid. Synonym L RJP
Crataegus oxyacantha var. azarella (Griseb.) Sanio Synonym L RJP
Crataegus oxyacantha var. azarolus (L.) Lam. Synonym L RJP
Crataegus oxyacantha var. biflora Weston Synonym L RJP
Crataegus oxyacantha var. brevispina (Kunze) Maire Synonym L RJP
Crataegus oxyacantha subsp. carnoviensis Hrabětova Synonym L RJP
Crataegus oxyacantha var. caucasica K.Koch Unresolved L RJP
Crataegus oxyacantha var. celsianus Sanio Synonym L RJP
Crataegus oxyacantha var. coccinea-plena Bean Synonym L RJP
Crataegus oxyacantha var. concolor H.L‚v. Synonym L RJP
Crataegus oxyacantha f. decipiens (Peterm.) Beck Unresolved L RJP
Crataegus oxyacantha var. deltoxyacantha P‚nzes Unresolved L RJP
Crataegus oxyacantha var. discolor H.L‚v. Synonym L RJP
Crataegus oxyacantha f. ellipticifolia Cinovskis Synonym L RJP
Crataegus oxyacantha f. eriocalyx Sanio Unresolved L RJP
Crataegus oxyacantha var. eriocarpa Gillot Synonym L RJP
Crataegus oxyacantha var. eriocarpa (Gillot) H.L‚v. Synonym L RJP
Crataegus oxyacantha var. eriocarpa Lindl. ex Loudon Unresolved L RJP
Crataegus oxyacantha var. erioclada H.L‚v. Synonym L RJP
Crataegus oxyacantha var. flore-alba-plena Rodigas Synonym L RJP
Crataegus oxyacantha f. gireoudi Sp„th ex C.K.Schneid. Unresolved L RJP
Crataegus oxyacantha f. gireoudi (Sp„th ex C.K.Schneid.) Hegi Unresolved L RJP
Crataegus oxyacantha f. glabrata Sanio Synonym L RJP
Crataegus oxyacantha var. globosa Hrabětova Synonym L RJP
Crataegus oxyacantha var. heterophylla (Fl?gg‚) Maire Synonym L RJP
Crataegus oxyacantha var. horrida (K.Koch) Regel Synonym L RJP
Crataegus oxyacantha var. incisa (M‚rat) H.L‚v. Synonym L RJP
Crataegus oxyacantha var. incisa Regel Synonym L RJP
Crataegus oxyacantha var. insegnae (Tineo ex Guss.) Fiori Synonym L RJP
Crataegus oxyacantha var. integrifolia (Wallr.) H.L‚v. Synonym L RJP
Crataegus oxyacantha var. integrifolia (Wallr.) Rouy & E.G.Camus Synonym L RJP
Crataegus oxyacantha var. intermedia (Fuss) Sanio Synonym L RJP
Crataegus oxyacantha subsp. inzengae (Tineo ex Guss.) Fiori [Spelling variant] Synonym L RJP
Crataegus oxyacantha var. kyrtostyla (Fingerh.) Regel Synonym L RJP
Crataegus oxyacantha var. kyrtostyla (Fingerh.) Rouy & E.G.Camus Synonym L RJP
Crataegus oxyacantha var. laciniata (K.Koch) Regel Synonym L RJP
Crataegus oxyacantha var. laciniata (Ucria) Fiori Synonym L RJP
Crataegus oxyacantha f. laciniata (Wallr.) Beck Unresolved L RJP
Crataegus oxyacantha var. laciniata (Wallr.) H.L‚v. Unresolved L RJP
Crataegus oxyacantha var. laevigata (Poir.) H.L‚v. Synonym L RJP
Crataegus oxyacantha f. laevigata (Poir.) Beck Synonym L RJP
Crataegus oxyacantha var. laevigata (Poir.) Rouy & E.G.Camus Synonym L RJP
Crataegus oxyacantha subsp. macrocarpa (Hegetschw.) Nyman Synonym L RJP
Crataegus oxyacantha f. macrocarpa (Hegetschw.) C.K.Schneid. Synonym L RJP
Crataegus oxyacantha var. macrocarpa (Hegetschw.) H.L‚v. Synonym L RJP
Crataegus oxyacantha var. mathei P‚nzes Synonym L RJP
Crataegus oxyacantha subsp. maura (L.f.) Maire Synonym L RJP
Crataegus oxyacantha var. mauriannensis (E.Didier) H.L‚v. Synonym L RJP
Crataegus oxyacantha var. media (Bechst.) K.Koch Synonym L RJP
Crataegus oxyacantha var. melanocarpa (M.Bieb.) Loudon Synonym L RJP
Crataegus oxyacantha var. microcarpa H.L‚v. Synonym L RJP
Crataegus oxyacantha var. microphylla Lange Synonym L RJP
Crataegus oxyacantha var. microphylla (Gand.) Rouy & E.G.Camus Synonym L RJP
Crataegus oxyacantha var. microxyacantha P‚nzes Synonym L RJP
Crataegus oxyacantha var. monogyna (Jacq.) Loudon Synonym L RJP
Crataegus oxyacantha var. monogyna (Jacq.) Wahlenb. Synonym L RJP
Crataegus oxyacantha subsp. monogyna (Jacq.) Rouy & E.G.Camus Synonym L RJP
Crataegus oxyacantha var. monostyla DC. Synonym L RJP
Crataegus oxyacantha subsp. nemorensis Hrabětová Unresolved L RJP
Crataegus oxyacantha var. obtusata Ser. Synonym L RJP
Crataegus oxyacantha var. obtusiloba Schur Synonym L RJP
Crataegus oxyacantha var. oliveriana (Dum.Cours.) Lindl. Synonym L RJP
Crataegus oxyacantha var. ovoxyacantha P‚nzes Synonym L RJP
Crataegus oxyacantha subsp. oxyacantha Synonym L RJP
Crataegus oxyacantha var. oxyacanthoides (Thuill.) K.Koch Synonym L RJP
Crataegus oxyacantha var. oxyacanthoides (Thuill.) H.L‚v. Synonym L RJP
Crataegus oxyacantha subsp. oxyacanthoides (Thuill.) Maire Synonym L RJP
Crataegus oxyacantha var. palmstruchii (Lindm.) Gams Synonym L RJP
Crataegus oxyacantha subsp. palmstruchii (Lindm.) Hrabětova Synonym L RJP
Crataegus oxyacantha f. paulii (Rehder) Rehder Unresolved L RJP
Crataegus oxyacantha var. paulii Rehder Synonym L RJP
Crataegus oxyacantha var. pendula Lodd. ex Loudon Synonym L RJP
Crataegus oxyacantha var. pentagyna (Waldst. & Kit. ex Willd.) Sanio Synonym L RJP
Crataegus oxyacantha var. pinnatifida (Bunge) Regel Synonym L RJP
Crataegus oxyacantha f. plena (Weston) Rehder Unresolved L RJP
Crataegus oxyacantha var. plena Weston Synonym L RJP
Crataegus oxyacantha subsp. polygyna H.L‚v. Synonym L RJP
Crataegus oxyacantha var. praecox Loudon Synonym L RJP
Crataegus oxyacantha var. pteridifolia Lodd. ex Loudon Unresolved L RJP
Crataegus oxyacantha f. punicea (Lodd. ex Loudon) Rehder Unresolved L RJP
Crataegus oxyacantha var. punicea Lodd. ex Loudon Synonym L RJP
Crataegus oxyacantha var. reginae hort. ex Loudon Synonym L RJP
Crataegus oxyacantha var. rosea Willd. Unresolved L RJP
Crataegus oxyacantha f. rosea (Willd.) Rehder Unresolved L RJP
Crataegus oxyacantha f. rubra C.K.Schneid. Unresolved L RJP
Crataegus oxyacantha f. rubra (C.K.Schneid.) Hegi Unresolved L RJP
Crataegus oxyacantha var. songarica K.Koch Unresolved L RJP
Crataegus oxyacantha f. splendens C.K.Schneid. Synonym L RJP
Crataegus oxyacantha var. stricta Loudon Synonym L RJP
Crataegus oxyacantha var. triloba (Poir.) Regel Synonym L RJP
Crataegus oxyacantha f. vernicosa (Lange) C.K.Schneid. Synonym L RJP
Crataegus oxyacantha subsp. vernicosa Lange Synonym L RJP
Crataegus oxyacantha var. villosa H.L‚v. Synonym L RJP
Crataegus oxyacantha var. vulgaris DC. Synonym L RJP
Crataegus oxyacantha subsp. walokochiana Hrabětova Synonym L RJP
Crataegus oxyacantha var. xanthocarpa (M.Roem.) Lange Unresolved L RJP
Crataegus oxyacanthogermanica Gillot Synonym L RJP
Crataegus oxyacanthoidea St.-Lag. Unresolved L RJP
Crataegus × oxyacanthoides R.Doll Unresolved L RJP
Crataegus oxyacanthoides G”pp. Unresolved L RJP
Crataegus oxyacanthoides Thuill. Synonym L RJP
Crataegus pachyphylla Sarg. Unresolved L RJP
Crataegus pactilis Ashe Unresolved L RJP
Crataegus paddockeae Sarg. Unresolved L RJP
Crataegus padifolia Sarg. Accepted H RJP
Crataegus padifolia var. incarnata Sarg. Synonym L RJP
Crataegus padifolia var. padifolia Synonym L TRO
Crataegus pagensis Sarg. Synonym H RJP
Crataegus paineana Sarg. Unresolved L RJP
Crataegus painteriana Sarg. Unresolved L RJP
Crataegus pallasii Griseb. Accepted H RJP
Crataegus pallasii Trautv. Unresolved L RJP
Crataegus pallens Beadle Synonym H RJP
Crataegus pallescens Sarg. Unresolved L RJP
Crataegus palliata Sarg. Synonym H RJP
Crataegus pallida Salisb. Unresolved L RJP
Crataegus pallidula Sarg. Unresolved L RJP
Crataegus palmeri Sarg. Synonym H RJP
Crataegus palmstruchii Dost l Synonym L RJP
Crataegus palmstruchii Lindm. Synonym L RJP
Crataegus palmstruchii subsp. rhenana R.Knapp Synonym L RJP
Crataegus paludosa Sarg. Accepted H RJP
Crataegus palustris Ashe Unresolved L RJP
Crataegus pamiroalaica Zaprjagaeva Accepted H RJP
Crataegus panachaica C.K.Schneid. Synonym H RJP
Crataegus panda Ashe Unresolved L RJP
Crataegus panda Beadle Accepted H RJP
Crataegus paradoxa Sarg. Unresolved L RJP
Crataegus parca Ashe Unresolved L RJP
Crataegus parciflora Sarg. Unresolved L RJP
Crataegus parkae Sarg. Unresolved L RJP
Crataegus parryana Eggl. Accepted H RJP
Crataegus parvicarpa E.Reid Unresolved L RJP
Crataegus parviflora Sarg. Unresolved L RJP
Crataegus parviflora Lojac. Unresolved L RJP
Crataegus parviflora Sol. [Spelling variant] Synonym H RJP
Crataegus parvifolia Lojac. Synonym H RJP
Crataegus parvifolia Sol. Synonym H RJP
Crataegus parvifolia Willd. ex Torr. & A.Gray Unresolved L RJP
Crataegus parvula Sarg. Synonym H RJP
Crataegus pascens Ashe Unresolved L RJP
Crataegus pastorum Sarg. Unresolved L RJP
Crataegus patrum Sarg. Unresolved L RJP
Crataegus pauciflora (Poir.) Pers. Unresolved L RJP
Crataegus pauciflora Andr‚ Synonym L RJP
Crataegus paucifoliata Pau Unresolved L RJP
Crataegus paucilobata Sennen Unresolved L RJP
Crataegus paucispina Sarg. Unresolved L RJP
Crataegus × pausiaca Ashe Synonym H RJP
Crataegus pausiaca Ashe Accepted M TRO
Crataegus pearsonii Ashe Accepted H RJP
Crataegus pechiana Sarg. Synonym H RJP
Crataegus peckietta Sarg. Unresolved L RJP
Crataegus peckii Sarg. Unresolved L RJP
Crataegus pectinata Bosc ex DC. Unresolved L RJP
Crataegus pectinata C.K.Schneid. Unresolved L RJP
Crataegus pectinata C.A.Mey. Unresolved L RJP
Crataegus pectinata hort. Unresolved L RJP
Crataegus pedicellata Sarg. Accepted M TRO
Crataegus pedicellata var. assurgens (Sarg.) E.J. Palmer Synonym L TRO
Crataegus pedicellata f. assurgens (Sarg.) Kruschke Accepted L TRO
Crataegus pedicellata var. caesa (Ashe) Kruschke Accepted L TRO
Crataegus pedicellata var. ellwangeriana (Sarg.) Eggl. Accepted L RJP
Crataegus pedicellata var. pedicellata Synonym L TRO
Crataegus pelacris Sarg. Unresolved L RJP
Crataegus pellecta Sarg. Unresolved L RJP
Crataegus pellucidula Sarg. Unresolved L RJP
Crataegus × peloponnesiaca Byatt Accepted H RJP
Crataegus penita Beadle Accepted H RJP
Crataegus pennsylvanica Ashe Accepted H RJP
Crataegus pennypackeri Sarg. Unresolved L RJP
Crataegus pentagyna Waldst. & Kit. ex Willd. Accepted H RJP
Crataegus pentagyna auct. fl. orient. & ross. Unresolved L RJP
Crataegus pentagyna var. glabrata Trautv. ex Pojark. Synonym L RJP
Crataegus pentagyna var. oliveriana (Dum.Cours.) Rehder Synonym L RJP
Crataegus pentagyna subsp. pentagyna Synonym L RJP
Crataegus pentagyna subsp. pseudomelanocarpa (Popov ex Pojark.) K.I.Chr. Accepted L RJP
Crataegus pentandra Sarg. Unresolved L RJP
Crataegus pentaneura Ashe Unresolved L RJP
Crataegus pentasperma Ashe Unresolved L RJP
Crataegus peoriensis Sarg. Synonym H RJP
Crataegus pequotorum Sarg. Accepted H RJP
Crataegus peramoena Sarg. Unresolved L RJP
Crataegus perampla Sarg. Unresolved L RJP
Crataegus × peregrina Sarg. Accepted H RJP
Crataegus peregrina Sarg. Unresolved L TRO
Crataegus perjucunda Sarg. Accepted H RJP
Crataegus perlaeta Sarg. Unresolved L RJP
Crataegus perlevis Ashe Unresolved L RJP
Crataegus permera Sarg. Unresolved L RJP
Crataegus permixta E.J.Palmer Synonym H RJP
Crataegus × permixta E.J. Palmer Accepted M TRO
Crataegus perrara Sarg. Unresolved L RJP
Crataegus persica Pojark. Synonym H RJP
Crataegus persimilis Sarg. Accepted L RJP
Crataegus × persimilis Sarg. Unresolved L TRO
Crataegus persistens Sarg. Synonym H RJP
Crataegus perspicabilis Sarg. Unresolved L RJP
Crataegus pertomentosa Ashe Synonym H RJP
Crataegus peruviana K.Koch Unresolved L RJP
Crataegus × petiolata R.Doll Unresolved L RJP
Crataegus petiolulata Gand. Synonym H RJP
Crataegus pexa Beadle Unresolved L RJP
Crataegus phaenopyrum (L.f.) Borkh. Unresolved L RJP
Crataegus phaenopyrum (L.f.) Medik. Accepted L RJP
Crataegus phaneroneura Sarg. Unresolved L RJP
Crataegus philadelphica Sarg. Unresolved L RJP
Crataegus philippii hort. ex Koehne Unresolved L RJP
Crataegus phippsii O'Kennon Unresolved L RJP
Crataegus phlebodia Sarg. Unresolved L RJP
Crataegus picta Sarg. Unresolved L RJP
Crataegus pilifera Sarg. Unresolved L RJP
Crataegus × pilosa Sarg. Accepted H RJP
Crataegus pilosa Sarg. Unresolved L TRO
Crataegus pinetorum Beadle Accepted H RJP
Crataegus pinguis Sarg. Accepted M TRO
Crataegus pinnatifida Bunge Accepted H RJP
Crataegus pinnatifida Franch. Unresolved L RJP
Crataegus pinnatifida auct. Unresolved L RJP
Crataegus pinnatifida var. garanica Paulsen Synonym L RJP
Crataegus pinnatifida f. geholensis (C.K.Schneid.) Kitag. Synonym L WCSP (in review)
Crataegus pinnatifida var. geholensis C.K.Schneid. Unresolved L RJP
Crataegus pinnatifida var. gharanica Paulsen [Spelling variant] Synonym L RJP
Crataegus pinnatifida var. ghoranica Paulsen [Spelling variant] Synonym L RJP
Crataegus pinnatifida var. korolkowii (Regel ex C.K.Schneid.) Y.Yabe Synonym L RJP
Crataegus pinnatifida var. major N.E.Br. Accepted L RJP
Crataegus pinnatifida f. pilosa (C.K.Schneid.) Kitag. [Spelling variant] Synonym L RJP
Crataegus pinnatifida var. pilosa C.K.Schneid. [Spelling variant] Synonym L RJP
Crataegus pinnatifida var. pinnatifida Synonym L RJP
Crataegus pinnatifida f. psilosa (C.K.Schneid.) Kitag. Synonym L RJP
Crataegus pinnatifida var. psilosa C.K.Schneid. Accepted L RJP
Crataegus pinnatifida var. songarica Dippel Synonym L WCSP (in review)
Crataegus pinnatifida var. typica C.K.Schneid. Synonym L RJP
Crataegus pinnatiloba Lange Synonym L RJP
Crataegus pinnatiloba var. sphaerocarpa Lange Synonym L RJP
Crataegus pinschaw hort. Unresolved L RJP
Crataegus pinshow hort. Synonym H RJP
Crataegus piperi Britton Accepted H RJP
Crataegus pirifolia hort. Paris. Unresolved L RJP
Crataegus pisifera Sarg. Synonym H RJP
Crataegus placens Sarg. Synonym H RJP
Crataegus placiva Sarg. Unresolved L RJP
Crataegus placiva (Sarg. May 1908) Unresolved L RJP
Crataegus plagiosepala Pojark. Unresolved L RJP
Crataegus plana Sarg. Unresolved L RJP
Crataegus platycarpa Sarg. Accepted H RJP
Crataegus platyphylla Lindl. Synonym H RJP
Crataegus platyphylla C.K.Schneid. Unresolved L RJP
Crataegus platyphylla Lindl. ex Hohen. Unresolved L RJP
Crataegus podophylla Gand. Unresolved L RJP
Crataegus poiretiana DC. Unresolved L RJP
Crataegus pojarkovae Kossych Synonym H RJP
Crataegus pojarkoviae Kossych [Spelling variant] Synonym H RJP
Crataegus poliophylla Sarg. Accepted H RJP
Crataegus polita Sarg. Accepted H RJP
Crataegus poloniensis Cinovskis Accepted H RJP
Crataegus polyacantha (Jan ex Guss.) Nyman Synonym H RJP
Crataegus × polyacantha Jan Accepted H RJP
Crataegus polyacantha subsp. heldreichii (Boiss.) Lange Synonym L RJP
Crataegus polybracteata Ashe Unresolved L RJP
Crataegus polyclada Sarg. Unresolved L RJP
Crataegus pomifera Georgi Unresolved L RJP
Crataegus pontica K.Koch Synonym H RJP
Crataegus pontica f. aurantiaca Cinovskis Synonym L RJP
Crataegus popovii Chrshan. Synonym H RJP
Crataegus populifolia Elliott Unresolved L RJP
Crataegus populifolia Eggl. Unresolved L RJP
Crataegus populifolia Walter Synonym L RJP
Crataegus populnea Ashe Accepted M TRO
Crataegus porracea Ashe Unresolved L RJP
Crataegus porrecta Ashe Accepted H RJP
Crataegus porteri Britton Synonym H RJP
Crataegus porteri var. caerulescens (Sarg.) E.J.Palmer Synonym L RJP
Crataegus praearmata Klokov Synonym H RJP
Crataegus praeclara Sarg. Unresolved L RJP
Crataegus praecoqua Sarg. Synonym H RJP
Crataegus praecox Sarg. Unresolved L RJP
Crataegus praeformosa Murrill Unresolved L RJP
Crataegus praemonogyna Krysht. Unresolved L RJP
Crataegus praemonticola Holub Synonym H RJP
Crataegus praestans Sarg. Unresolved L RJP
Crataegus praetermissa Sarg. Unresolved L RJP
Crataegus pratensis Sarg. Accepted H RJP
Crataegus premora Ashe Unresolved L RJP
Crataegus pringlei Sarg. Accepted H RJP
Crataegus pringlei var. exclusa (Sarg.) Eggl. Synonym L RJP
Crataegus pringlei var. lobulata (Sarg.) Eggl. Synonym L RJP
Crataegus pringlei var. pringlei Synonym L TRO
Crataegus prinoides Sarg. Unresolved L RJP
Crataegus prismatica Ashe Unresolved L RJP
Crataegus priva Ashe Unresolved L RJP
Crataegus procax Ashe Unresolved L RJP
Crataegus procera Sarg. Unresolved L RJP
Crataegus proctoriana Sarg. Unresolved L RJP
Crataegus prominens Sarg. Unresolved L RJP
Crataegus promissa Sarg. Unresolved L RJP
Crataegus prona Ashe Accepted H RJP
Crataegus propensa Sarg. Unresolved L RJP
Crataegus propinqua Ashe Unresolved L RJP
Crataegus propixa Sarg. Unresolved L RJP
Crataegus propria Sarg. Unresolved L RJP
Crataegus pruinosa (H.L.Wendl.) K.Koch Accepted H RJP
Crataegus pruinosa (H.L.Wendl.) Beadle Unresolved L RJP
Crataegus pruinosa hort. Unresolved L RJP
Crataegus pruinosa f. angulata (Sarg.) E.J.Palmer Unresolved L RJP
Crataegus pruinosa var. brachypoda (Sarg.) E.J.Palmer Synonym L RJP
Crataegus pruinosa var. congesta (Sarg.) J.B.Phipps Synonym L RJP
Crataegus pruinosa var. conjuncta (Sarg.) Eggl. Synonym L RJP
Crataegus pruinosa var. delawarensis (Sarg.) E.J.Palmer Synonym L RJP
Crataegus pruinosa var. dissona (Sarg.) Eggl. Synonym L RJP
Crataegus pruinosa var. grandiflora Kruschke Synonym L RJP
Crataegus pruinosa var. latisepala (Ashe) Eggl. Synonym L RJP
Crataegus pruinosa var. leiophylla (Sarg.) J.B.Phipps Accepted L RJP
Crataegus pruinosa var. magnifolia (Sarg.) J.B. Phipps Accepted L TRO
Crataegus pruinosa var. pachypoda (Sarg.) E.J.Palmer [Spelling variant] Synonym L RJP
Crataegus pruinosa var. parvula (Sarg.) J.B.Phipps Synonym L RJP
Crataegus pruinosa var. philadelphica (Sarg.) Eggl. Accepted L TRO
Crataegus pruinosa var. porteri (Britton) Eggl. Synonym L RJP
Crataegus pruinosa var. pruinosa Synonym L RJP
Crataegus pruinosa var. pruinosa Synonym L TRO
Crataegus pruinosa f. pruinosa Synonym L TRO
Crataegus pruinosa var. rugosa (Ashe) Kruschke Synonym L RJP
Crataegus pruinosa var. virella (Ashe) Kruschke Accepted L RJP
Crataegus prunellifolia Bosc ex DC. Unresolved L RJP
Crataegus prunifolia (Poir.) Pers. Synonym L RJP
Crataegus prunifolia (Marshall) Baumg. Unresolved L RJP
Crataegus prunifolia (Poir.) Bosc ex DC. Unresolved L RJP
Crataegus prunifolia J.Gordon, T.Dermer & R.Edmonds Unresolved L RJP
Crataegus prunifolia W.Young Unresolved L RJP
Crataegus prunifolia var. splendens Osborn Synonym L RJP
Crataegus przewalskii Pojark. Unresolved L RJP
Crataegus pseudaria Spach Unresolved L RJP
Crataegus × pseudoalemanniensis R.Doll Unresolved L RJP
Crataegus × pseudoambigua Pojark. Unresolved L RJP
Crataegus pseudoambigua Pojark. Unresolved L TRO
Crataegus × pseudoazarolus Popov Accepted H RJP
Crataegus pseudoazarolus Popov Unresolved L TRO
Crataegus pseudoheterophylla Pojark. Accepted H RJP
Crataegus pseudoheterophylla subsp. pseudoheterophylla Synonym L RJP
Crataegus pseudoheterophylla subsp. turcomanica (Pojark.) K.I.Chr. Accepted L RJP
Crataegus pseudoheterophylla subsp. turkestanica (Pojark.) K.I.Chr. Accepted L RJP
Crataegus pseudokyrtostyla Klokov Synonym H RJP
Crataegus pseudomelanocarpa Popov ex Pojark. Synonym H RJP
Crataegus pseudomelanocarpa Popov Unresolved L RJP
Crataegus pseudomelanocarpa auct. Unresolved L RJP
Crataegus × pseudooxyacantha Cinovskis Unresolved L RJP
Crataegus pseudosanguinea Popov ex Pojark. Accepted H RJP
Crataegus pseudosanguinea Popov Unresolved L RJP
Crataegus pterifolia Lodd. [Spelling variant] Synonym L RJP
Crataegus × puberis Sarg. Accepted H RJP
Crataegus puberis Sarg. Unresolved L TRO
Crataegus pubescens (Kunth) Steud. Synonym L RJP
Crataegus pubescens (C.Presl) C.Presl Synonym H RJP
Crataegus pubescens f. stipulacea Stapf Unresolved L RJP
Crataegus pubifolia Ashe Unresolved L RJP
Crataegus pubipes Ashe Unresolved L RJP
Crataegus pudens Sarg. Unresolved L RJP
Crataegus pulchella Gand. Synonym H RJP
Crataegus pulcherrima Ashe Accepted H RJP
Crataegus pulchra Sarg. Unresolved L RJP
Crataegus pulla Beadle Unresolved L RJP
Crataegus pumila Sarg. Unresolved L RJP
Crataegus punctata Sol. Unresolved L RJP
Crataegus punctata Jacq. Accepted H RJP
Crataegus punctata var. aurea Sol. Synonym L RJP
Crataegus punctata var. brevispina Douglas ex Hook. Synonym L RJP
Crataegus punctata var. canescens Britton Synonym L RJP
Crataegus punctata var. microphylla Sarg. Synonym L RJP
Crataegus punctata var. pausiaca (Ashe) E.J.Palmer Synonym L RJP
Crataegus punctata f. punctata Synonym L TRO
Crataegus punctata var. rubra Sol. Synonym L RJP
Crataegus punicea Fisch. ex Steud. Unresolved L RJP
Crataegus pura Sarg. Synonym H RJP
Crataegus purpurea Bosc ex DC. Synonym H RJP
Crataegus purpurea var. altaica Loudon Unresolved L RJP
Crataegus purpurella J.B.Phipps & R.O'Kennon Accepted H RJP
Crataegus pusilla Sarg. Unresolved L RJP
Crataegus puta Sarg. Unresolved L RJP
Crataegus putata Sarg. Accepted H RJP
Crataegus × putata Sarg. Unresolved L TRO
Crataegus putnamiana Sarg. Accepted M TRO
Crataegus pycnoloba Boiss. & Heldr. Accepted L RJP
Crataegus pycnoloba var. parnassica Diap. Synonym L RJP
Crataegus pygmaea Sarg. Unresolved L RJP
Crataegus pyracantha (L.) Medik. Synonym L RJP
Crataegus pyracantha Brandis Synonym H RJP
Crataegus pyracantha (L.) Pers. Unresolved L RJP
Crataegus pyracantha Spach Unresolved L RJP
Crataegus pyracantha Hemsl. Synonym H RJP
Crataegus pyracantha var. crenulata (Roxb. ex D.Don) Loudon Synonym L RJP
Crataegus pyracanthifolia Wender. Unresolved L RJP
Crataegus pyracanthifolia G.Don Unresolved L RJP
Crataegus pyracanthoides Beadle Synonym H RJP
Crataegus pyracanthoides var. arborea (Beadle) E.J.Palmer Synonym L RJP
Crataegus pyramidata Sarg. Unresolved L RJP
Crataegus × pyricarpa R.Doll Unresolved L RJP
Crataegus pyrifolia Sol. Unresolved L RJP
Crataegus pyrifolia Lam. Synonym L RJP
Crataegus pyrifolia (Desf.) Rehder Synonym H RJP
Crataegus pyrifolia Willd. Unresolved L RJP
Crataegus pyrifolia J.Gordon, T.Dermer & R.Edmonds Synonym H RJP
Crataegus pyrifolia Moench Unresolved L RJP
Crataegus pyriformis Britton Unresolved L RJP
Crataegus pyriformis M.Roem. Unresolved L RJP
Crataegus pyriformis Jacques Unresolved L RJP
Crataegus pyripulchra Murrill Unresolved L RJP
Crataegus quaesita Beadle Unresolved L RJP
Crataegus quaesita var. egens (Beadle) R.W. Lance Unresolved L TRO
Crataegus quercina Ashe Unresolved L RJP
Crataegus quinebaugensis Sarg. Unresolved L RJP
Crataegus quitensis Benth. Unresolved L RJP
Crataegus raavadensis Raunk. Unresolved L RJP
Crataegus racemosa Lam. Synonym H RJP
Crataegus radians Sarg. Synonym H RJP
Crataegus radiata Sarg. Unresolved L RJP
Crataegus radina Sarg. Unresolved L RJP
Crataegus radiosa Sarg. Unresolved L RJP
Crataegus raleighensis Ashe Synonym H RJP
Crataegus ramosa Sarg. Unresolved L RJP
Crataegus randiana Sarg. Synonym L RJP
Crataegus × randiana Sarg. Accepted M TRO
Crataegus rara Sarg. Unresolved L RJP
Crataegus rava Beadle Unresolved L RJP
Crataegus ravenelii Sarg. Synonym H RJP
Crataegus ravida Ashe Accepted H RJP
Crataegus recedens Sarg. Synonym L RJP
Crataegus recordabilis Sarg. Unresolved L RJP
Crataegus recta Sarg. Unresolved L RJP
Crataegus recurva Beadle Synonym H RJP
Crataegus redolens Ashe Unresolved L RJP
Crataegus regalis Beadle Synonym H RJP
Crataegus regalis var. paradoxa (Sarg.) E.J.Palmer Synonym L RJP
Crataegus reginae hort. ex K.Koch Synonym H RJP
Crataegus relicta Sarg. Synonym H RJP
Crataegus remota Sarg. Unresolved L RJP
Crataegus remotilobata Raikova ex Popov Accepted H RJP
Crataegus repentina Sarg. Unresolved L RJP
Crataegus repulsans Sarg. Unresolved L RJP
Crataegus resecta Ashe Unresolved L RJP
Crataegus reses Ashe Unresolved L RJP
Crataegus resima Beadle Accepted H RJP
Crataegus retrusa Ashe Unresolved L RJP
Crataegus reverchonii Sarg. Accepted H RJP
Crataegus reverchonii var. discolor (Sarg.) E.J.Palmer Synonym L RJP
Crataegus reverchonii var. stevensiana (Sarg.) E.J.Palmer Synonym L RJP
Crataegus rhipidophylla Gand. Accepted H RJP
Crataegus rhipidophylla var. lindmanii (Hrabětová) K.I.Chr. Accepted L RJP
Crataegus rhipidophylla var. rhipidophylla Synonym L RJP
Crataegus rhodella Ashe Synonym H RJP
Crataegus rhombifolia Sarg. Unresolved L RJP
Crataegus ribesius Bertol. Unresolved L RJP
Crataegus ridgwayi Sarg. Unresolved L RJP
Crataegus rigens Beadle Accepted H RJP
Crataegus rigida Sarg. Unresolved L RJP
Crataegus rikuchuensis (Makino) Makino Unresolved L RJP
Crataegus rimosa Beadle Unresolved L RJP
Crataegus rimosiformis Murrill Unresolved L RJP
Crataegus riparia Ashe Unresolved L RJP
Crataegus riparia Salisb. Unresolved L RJP
Crataegus rivalis Sarg. Unresolved L RJP
Crataegus rivularis W.H.Brewer & S.Watson Unresolved L RJP
Crataegus rivularis Nutt. ex Torr. & A.Gray Accepted L RJP
Crataegus rivuloadamensis J.B.Phipps & R.O'Kennon Accepted H RJP
Crataegus rivulopugnensis J.B.Phipps & R.O'Kennon Accepted H RJP
Crataegus roanensis Ashe Synonym L RJP
Crataegus roanensis var. fluviatilis (Sarg.) Kruschke Synonym L RJP
Crataegus roanensis var. heidelbergensis (Sarg.) Kruschke Synonym L RJP
Crataegus robbinsiana Sarg. Unresolved L RJP
Crataegus robbinsoniana Sarg. Unresolved L TRO
Crataegus robesoniana Sarg. Accepted H RJP
Crataegus robinsonii Sarg. Unresolved L RJP
Crataegus robur Beadle Accepted H RJP
Crataegus robusta Sarg. Unresolved L RJP
Crataegus rominens Sarg. Unresolved L RJP
Crataegus roribacca Ashe Unresolved L RJP
Crataegus × rosacea R.Doll Unresolved L RJP
Crataegus rosaeformis Janka [Spelling variant] Synonym H RJP
Crataegus rosea hort. ex DC. Unresolved L RJP
Crataegus rosei Eggl. Accepted H RJP
Crataegus rosiformis Janka Synonym H RJP
Crataegus rosiformis subsp. lindmanii (Hrabětova) K.I.Chr. Synonym L RJP
Crataegus rotunda Sarg. Unresolved L RJP
Crataegus rotundata Sarg. Synonym H RJP
Crataegus × rotundata Sarg. Unresolved L TRO
Crataegus rotundifolia Eggl. Unresolved L RJP
Crataegus rotundifolia (Ehrh.) Borkh. Unresolved L RJP
Crataegus rotundifolia (Ehrh.) Moench Synonym H RJP
Crataegus rotundifolia Lam. Synonym L RJP
Crataegus rotundifolia var. chrysocarpa (Ashe) Eggl. Synonym L RJP
Crataegus rotundifolia f. rubescens Sarg. Unresolved L RJP
Crataegus rotundifolia var. succulenta Dippel Synonym L RJP
Crataegus × roubalii Chrtek & Křísa Unresolved L RJP
Crataegus rubella Beadle Accepted H RJP
Crataegus rubens Cinovskis Synonym H RJP
Crataegus rubescens Ashe Unresolved L RJP
Crataegus rubicunda Sarg. Unresolved L RJP
Crataegus rubicundula Sarg. Unresolved L RJP
Crataegus rubra Lour. Synonym L RJP
Crataegus rubribracteolata J.B.Phipps & R.O'Kennon Accepted H RJP
Crataegus rubrifolia Sarg. Unresolved L RJP
Crataegus × rubrinervis Lange Accepted H RJP
Crataegus × rubrinervis var. aberrans Lange Synonym L RJP
Crataegus rubrisepala Sarg. Unresolved L RJP
Crataegus × rubrocarnea Sarg. Accepted H RJP
Crataegus rubrocarnea Sarg. Unresolved L TRO
Crataegus rubrolutea Sarg. Unresolved L RJP
Crataegus rudis Sarg. Unresolved L RJP
Crataegus rufipes Ashe Unresolved L RJP
Crataegus rufula Sarg. Accepted H RJP
Crataegus rugosa Ashe Accepted M TRO
Crataegus rupestris Ashe Unresolved L RJP
Crataegus rupicola Sarg. Unresolved L RJP
Crataegus × rupicola Sarg. Unresolved L TRO
Crataegus ruricola Sarg. Unresolved L RJP
Crataegus ruscinonensis Gren. & Blanc Synonym H RJP
Crataegus russanovii Cinovskis Accepted H RJP
Crataegus russata Sarg. Unresolved L RJP
Crataegus rustica Beadle Unresolved L RJP
Crataegus ruthiana Sarg. Unresolved L RJP
Crataegus rutila Sarg. Unresolved L RJP
Crataegus sabineana Ashe Synonym H RJP
Crataegus saeva Sarg. Synonym H RJP
Crataegus sakranensis Hadač & Chrtek Accepted H RJP
Crataegus salicifolia Medik. Synonym H RJP
Crataegus salicifolia J.Gordon, T.Dermer & R.Edmonds Synonym H RJP
Crataegus saligna Greene Accepted H RJP
Crataegus salviifolia (DC.) Chalon Unresolved L RJP
Crataegus sanguinea Schrad. Synonym H RJP
Crataegus sanguinea Torr. & A.Gray Synonym H RJP
Crataegus sanguinea Nutt. Synonym H RJP
Crataegus sanguinea J.G.Cooper Unresolved L RJP
Crataegus sanguinea Miq. Unresolved L RJP
Crataegus sanguinea Turcz. Unresolved L RJP
Crataegus sanguinea auct. Unresolved L RJP
Crataegus sanguinea Pall. Accepted L RJP
Crataegus sanguinea var. chlorocarpa (Lenn‚ & K.Koch) C.K.Schneid. Accepted L RJP
Crataegus sanguinea var. douglasii (Lindl.) Torr. & A.Gray Synonym L RJP
Crataegus sanguinea var. glabra Maxim. Synonym L RJP
Crataegus sanguinea var. sanguinea Synonym L RJP
Crataegus sanguinea var. schroederi Regel Synonym L RJP
Crataegus sanguinea var. typica Regel Synonym L RJP
Crataegus sanguinea var. villosa Rupr. Synonym L RJP
Crataegus sanguinea var. xanthocarpa Regel Synonym L RJP
Crataegus sargentii Beadle Accepted H RJP
Crataegus sarmatica Krysht. & Baik. Unresolved L RJP
Crataegus sarniensis Sarg. Unresolved L RJP
Crataegus saturata Sarg. Unresolved L RJP
Crataegus saundersiana Sarg. Synonym H RJP
Crataegus sauratonae Ashe Unresolved L RJP
Crataegus saxatilis Sarg. Unresolved L RJP
Crataegus scabera Sarg. Unresolved L RJP
Crataegus scabrida Sarg. Accepted H RJP
Crataegus scabrida var. asperifolia (Sarg.) Kruschke Synonym L RJP
Crataegus scabrida var. balkwillii (Sarg.) J.B.Phipps Synonym L RJP
Crataegus scabrida var. cyclophylla (Sarg.) Kruschke Synonym L RJP
Crataegus scabrida var. dunbarii (Sarg.) Kruschke Synonym L RJP
Crataegus scabrida var. egglestonii (Sarg.) Kruschke Synonym L RJP
Crataegus scabrida var. hadleyana (Sarg.) J.B.Phipps Synonym L RJP
Crataegus scabrida var. honesta (Sarg.) Kruschke Synonym L RJP
Crataegus scabrida var. improvisa (Sarg.) J.B.Phipps Synonym L RJP
Crataegus scabrifolia (Franch.) Rehder Accepted H RJP
Crataegus scabriuscula Sarg. Unresolved L RJP
Crataegus scandica (L.) Wahlenb. Unresolved L RJP
Crataegus schisticola Gand. Unresolved L RJP
Crataegus schizophylla Eggl. Synonym H RJP
Crataegus schneckii Ashe Unresolved L RJP
Crataegus × schneideri Cinovskis Synonym H RJP
Crataegus schraderana Ledeb. [Spelling variant] Synonym H RJP
Crataegus schraderiana Ledeb. Synonym H RJP
Crataegus × schroederi (Regel) Koehne ex Sp„th Unresolved L RJP
Crataegus schroederi Koehne ex Sp„th Synonym L RJP
Crataegus schuettei Ashe Accepted L RJP
Crataegus schuettei var. basilica (Beadle) J.B.Phipps Synonym L RJP
Crataegus schuettei var. cuneata Kruschke Synonym L RJP
Crataegus schuettei var. ferrissii (Ashe) Kruschke Synonym L RJP
Crataegus schumacheri Raunk. Unresolved L RJP
Crataegus × schumacheri Raunk. Accepted H RJP
Crataegus schweinitziana Sarg. Unresolved L RJP
Crataegus scitula Sarg. Unresolved L RJP
Crataegus scopulorum Sarg. Unresolved L RJP
Crataegus scorna Sarg. Unresolved L TRO
Crataegus searsii Sarg. Unresolved L RJP
Crataegus seclusa Sarg. Unresolved L RJP
Crataegus secreta J.B.Phipps Accepted H RJP
Crataegus secta Sarg. Unresolved L RJP
Crataegus sectilis Ashe Unresolved L RJP
Crataegus seducta Sarg. Unresolved L RJP
Crataegus seelyana Sarg. Unresolved L RJP
Crataegus segnis Beadle Accepted H RJP
Crataegus segobricensis (Pau) Willk. Unresolved L RJP
Crataegus sejuncta Sarg. Accepted H RJP
Crataegus semilobata Bluff & Fingerh. Unresolved L RJP
Crataegus senta Beadle Synonym H RJP
Crataegus septempartita Pojark. Synonym H RJP
Crataegus sequax Ashe Unresolved L RJP
Crataegus sera Sarg. Unresolved L RJP
Crataegus serena Sarg. Unresolved L RJP
Crataegus sericella Pojark. Synonym H RJP
Crataegus sericeus Dzekov Unresolved L RJP
Crataegus serotina Salisb. Unresolved L RJP
Crataegus serrata Poir. [Spelling variant] Synonym L RJP
Crataegus serratifolia Desf. Synonym H RJP
Crataegus serratissima J.B. Phipps Accepted M TRO
Crataegus serrulata Poir. Unresolved L RJP
Crataegus sertata Sarg. Synonym H RJP
Crataegus setosa Sarg. Unresolved L RJP
Crataegus severa Sarg. Unresolved L RJP
Crataegus sextilis Sarg. Unresolved L RJP
Crataegus shaferi Sarg. Accepted H RJP
Crataegus shallotte Ashe Unresolved L RJP
Crataegus shandongensis F.Z.Li & W.D.Peng Accepted H RJP
Crataegus sheila-phippsiae J.B.Phipps & R.O'Kennon Unresolved L RJP
Crataegus shensiensis Pojark. Accepted H RJP
Crataegus sheridana A.Nelson [Spelling variant] Synonym H RJP
Crataegus sheridanii A.Nelson Synonym H RJP
Crataegus shicola Buch.-Ham. ex D.Don Unresolved L RJP
Crataegus shinnersii Kruschke Synonym H RJP
Crataegus shirleyensis Sarg. Unresolved L RJP
Crataegus × shirleyensis Sarg. Accepted M TRO
Crataegus shuswapensis J.B.Phipps & R.O'Kennon Unresolved L RJP
Crataegus sicca Sarg. Unresolved L RJP
Crataegus × sicca Sarg. Accepted M TRO
Crataegus sicca var. glabrifolia (Sarg.) E.J.Palmer Synonym L RJP
Crataegus sicca var. glabrifolia (Sarg.) E.J. Palmer Unresolved L TRO
Crataegus siderea Sarg. Unresolved L RJP
Crataegus sieboldii (Blume) Steud. Unresolved L RJP
Crataegus signata Beadle Synonym H RJP
Crataegus silesiaca Hrabětova Synonym H RJP
Crataegus × silicensis (Hrabětová) Baranec Unresolved L RJP
Crataegus silvestris Sarg. Accepted H RJP
Crataegus × silvestris Sarg. Unresolved L TRO
Crataegus silvicola Gand. Synonym L RJP
Crataegus silvicola Beadle Synonym L RJP
Crataegus simulans Sarg. Unresolved L RJP
Crataegus × simulata Sarg. Accepted H RJP
Crataegus × sinaica Boiss. Accepted L RJP
Crataegus × sinaica subsp. sinaica Synonym L RJP
Crataegus sinensis Loisel. Synonym L RJP
Crataegus sinensis Lour. ex B.A.Gomes Unresolved L RJP
Crataegus singularis Sarg. Unresolved L RJP
Crataegus sinistra Beadle Unresolved L RJP
Crataegus sitiens Ashe Unresolved L RJP
Crataegus slavinii Sarg. Unresolved L RJP
Crataegus smithii (Ser.) Chalon Unresolved L RJP
Crataegus smithii Sarg. Synonym H RJP
Crataegus sodalis Beadle Synonym H RJP
Crataegus songarica auct. Unresolved L RJP
Crataegus songarica auct. fl. As. med. Unresolved L RJP
Crataegus songarica K. Koch Accepted M TRO
Crataegus sonnenbergensis Sarg. Synonym H RJP
Crataegus × sorbifolia Lange Accepted H RJP
Crataegus × sorbifolia Desf. Unresolved L RJP
Crataegus sorbifolia hort. ex Poir. Synonym L RJP
Crataegus sordida Sarg. Unresolved L RJP
Crataegus sororia C.A.Mey. ex Pojark. Synonym H RJP
Crataegus sororia Beadle Accepted H RJP
Crataegus spathulata hort. ex Dippel Synonym H RJP
Crataegus spathulata Pursh Synonym H RJP
Crataegus spathulata hort. Unresolved L RJP
Crataegus spathulata Michx. Accepted H RJP
Crataegus spathulata var. flavanthera Sarg. ex E.J.Palmer Synonym L RJP
Crataegus spatifolia Sarg. Unresolved L RJP
Crataegus spatiosa Sarg. Accepted H RJP
Crataegus × spatiosa Sarg. Unresolved L TRO
Crataegus speciosa Sarg. Synonym H RJP
Crataegus spectabilis Salisb. Unresolved L RJP
Crataegus spectabilis CarriŠre Unresolved L RJP
Crataegus spes-aestatum J.B.Phipps Unresolved L RJP
Crataegus sphaenophylla Pojark. Accepted H RJP
Crataegus spicata Lam. Synonym H RJP
Crataegus spinea Sarg. Unresolved L RJP
Crataegus spinifera Sarg. Unresolved L RJP
Crataegus spinosa Gilib. Unresolved L RJP
Crataegus spinosissima hort. Unresolved L RJP
Crataegus spinosissima G.Lodd. Unresolved L RJP
Crataegus spinulosa Sarg. Unresolved L RJP
Crataegus spiralis (Blume) Steud. Unresolved L RJP
Crataegus spissa Sarg. Accepted H RJP
Crataegus spissiflora Sarg. Accepted H RJP
Crataegus splendens Lodd. Unresolved L RJP
Crataegus splendens Wender. Unresolved L RJP
Crataegus splendens hort. Unresolved L RJP
Crataegus splendens Chalon Unresolved L RJP
Crataegus splendens hort. ex Dippel Unresolved L RJP
Crataegus splendida Sarg. Unresolved L RJP
Crataegus stankovii Kossych Synonym H RJP
Crataegus stellata Sarg. Unresolved L RJP
Crataegus stenophylla Sarg. Unresolved L RJP
Crataegus stenosepala Sarg. Accepted H RJP
Crataegus stephanostyla H.L‚v. & Vaniot Synonym H RJP
Crataegus steubenensis Sarg. Unresolved L RJP
Crataegus steveniana Stankov & Taliev Synonym H RJP
Crataegus stevenii Pojark. Synonym H RJP
Crataegus stevensiana Sarg. Synonym H RJP
Crataegus stipulacea Lodd. Unresolved L RJP
Crataegus stipulacea-microphylla hort. Unresolved L RJP
Crataegus stipulosa (Kunth) Steud. Synonym L RJP
Crataegus stolonifera Sarg. Accepted M TRO
Crataegus stonei Sarg. Accepted M TRO
Crataegus straminea Beadle Accepted L RJP
Crataegus straminea var. bissellii (Sarg.) Eggl. Accepted L TRO
Crataegus stratfordensis Sarg. Unresolved L RJP
Crataegus streeterae Sarg. Unresolved L RJP
Crataegus stricta hort. ex Starcs Unresolved L RJP
Crataegus strigosa Sarg. Unresolved L RJP
Crataegus strongylophylla Sarg. Unresolved L RJP
Crataegus structilis Ashe Unresolved L RJP
Crataegus suavis Sarg. Unresolved L RJP
Crataegus subaria Spach Unresolved L RJP
Crataegus subaria Spach ex Koehne Unresolved L RJP
Crataegus subaudens Murrill Unresolved L RJP
Crataegus subborealis Cinovskis Synonym H RJP
Crataegus subflavida Murrill Unresolved L RJP
Crataegus subfusca Ledeb. ex Nordmann Synonym H RJP
Crataegus subinermis Gand. Synonym L RJP
Crataegus subintegriloba Pojark. Synonym H RJP
Crataegus sublobulata Sarg. Synonym H RJP
Crataegus sublucens Gand. Synonym H RJP
Crataegus submollis Sarg. Accepted H RJP
Crataegus suborbiculata Sarg. Accepted H RJP
Crataegus suborbiculata var. saundersiana (Sarg.) Kruschke Synonym L RJP
Crataegus subpaludosa Murrill Unresolved L RJP
Crataegus subpilosa Sarg. Synonym H RJP
Crataegus subrotunda Klokov Synonym H RJP
Crataegus subrotundifolia Sarg. Synonym H RJP
Crataegus subserrata Benth. Unresolved L RJP
Crataegus subserrata Gand. ex Cariot Unresolved L RJP
Crataegus × subsphaericea Gand. Synonym L RJP
Crataegus subspinosa Vent. ex DC. Unresolved L RJP
Crataegus subvillosa Schrad. ex Torr. & A.Gray Synonym H RJP
Crataegus subvillosa hort. Unresolved L RJP
Crataegus subvillosa Schrad. ex Walp. Unresolved L RJP
Crataegus subviridis Beadle Unresolved L RJP
Crataegus succincta Sarg. Unresolved L RJP
Crataegus succulenta Schrad. Unresolved L RJP
Crataegus succulenta Schrad. ex Link Accepted H RJP
Crataegus succulenta var. gemmosa (Sarg.) Kruschke Synonym L RJP
Crataegus succulenta var. laxiflora (Sarg.) Kruschke Synonym L RJP
Crataegus succulenta var. macracantha (Lodd. ex Loudon) Eggl. Synonym L RJP
Crataegus succulenta var. macrantha (Lodd. ex Loudon) Eggl. [Spelling variant] Synonym L RJP
Crataegus succulenta var. membranacea (Sarg.) E.J. Palmer Accepted L TRO
Crataegus succulenta var. michiganensis (Ashe) E.J.Palmer Synonym L RJP
Crataegus succulenta var. occidentalis (Britton) E.J.Palmer Synonym L RJP
Crataegus succulenta var. pertomentosa (Ashe) E.J.Palmer Synonym L RJP
Crataegus succulenta var. pisifera (Sarg.) Kruschke Synonym L RJP
Crataegus succulenta var. rhombifolia (Sarg.) Eggl. Accepted L TRO
Crataegus succulenta var. rutila (Sarg.) Kruschke Synonym L RJP
Crataegus succulenta var. succulenta Synonym L TRO
Crataegus sucida Sarg. Unresolved L RJP
Crataegus suecica auct. ex Steud. Unresolved L RJP
Crataegus suksdorfii (Sarg.) Kruschke Accepted H RJP
Crataegus sulfurea J.B. Phipps Accepted M TRO
Crataegus superata Sarg. Unresolved L RJP
Crataegus sutherlandensis Sarg. Accepted H RJP
Crataegus swanensis Sarg. Unresolved L RJP
Crataegus sylvestris Sarg. [Spelling variant] Synonym H RJP
Crataegus szovitsii Pojark. Synonym H RJP
Crataegus taetrica Sarg. Unresolved L RJP
Crataegus talyschensis Pojark. ex Ufimov Unresolved L WCSP (in review)
Crataegus tanacetifolia auct. Unresolved L RJP
Crataegus tanacetifolia (Poir.) Pers. Accepted H RJP
Crataegus tanacetifolia Ledeb. Synonym H RJP
Crataegus tanacetifolia Webb Unresolved L RJP
Crataegus tanacetifolia var. heldreichii (Boiss.) Regel Synonym L RJP
Crataegus tanacetifolia var. leeana Loudon Synonym L RJP
Crataegus tanacetifolia var. orientalis (Pall. ex M.Bieb.) Regel Synonym L RJP
Crataegus tanacetifolia var. taurica DC. Synonym L RJP
Crataegus tanacetifolia var. typica Regel Synonym L RJP
Crataegus tanaitica Klokov Unresolved L RJP
Crataegus tangchungchangii F.P.Metcalf Synonym H RJP
Crataegus tantula Sarg. Synonym H RJP
Crataegus tanuphylla Sarg. Accepted H RJP
Crataegus taquetii H.L‚v. Unresolved L RJP
Crataegus tarda Sarg. Unresolved L RJP
Crataegus tardiflora Sarg. Unresolved L RJP
Crataegus tardifolia Ashe Unresolved L RJP
Crataegus tardipes Sarg. Synonym H RJP
Crataegus tartarica hort. Synonym H RJP
Crataegus tatarica hort. ex Asch. & Graebn. Unresolved L RJP
Crataegus tatnalliana Sarg. Synonym H RJP
Crataegus taurica Pojark. Accepted H RJP
Crataegus tecta Beadle Accepted H RJP
Crataegus tenax Ashe Synonym H RJP
Crataegus tenella Ashe Unresolved L RJP
Crataegus tenera Ashe Unresolved L RJP
Crataegus tennowana A.Nelson Unresolved L RJP
Crataegus tenuifolia Britton Unresolved L RJP
Crataegus tenuifolia Kom. Unresolved L RJP
Crataegus tenuiloba Sarg. Unresolved L RJP
Crataegus tenuirama Ashe Unresolved L RJP
Crataegus tenuis Sarg. Unresolved L RJP
Crataegus tenuisepala Sarg. Unresolved L RJP
Crataegus tenuispina Sarg. Unresolved L RJP
Crataegus tenuissima Sarg. Unresolved L RJP
Crataegus teres Beadle Unresolved L RJP
Crataegus terminalis Gouan Unresolved L RJP
Crataegus tersa Beadle Synonym L RJP
Crataegus tetrica Beadle Unresolved L RJP
Crataegus texana Buckley Accepted H RJP
Crataegus thayeri Sarg. Unresolved L RJP
Crataegus theodori Essenova Accepted H RJP
Crataegus thermopegaea E.J.Palmer Accepted H RJP
Crataegus thyrsoidea Gand. Synonym H RJP
Crataegus × tianschanica Pojark. Accepted H RJP
Crataegus tianschanica Pojark. Unresolved L TRO
Crataegus tiliifolia K.Koch Synonym H RJP
Crataegus tiliifolia Koehne ex Lange Unresolved L RJP
Crataegus tilliaefolia K.Koch [Spelling variant] Synonym H RJP
Crataegus tinctoria Ashe Accepted H RJP
Crataegus tisdalei Murrill Unresolved L RJP
Crataegus tkatschenkoi K.I.Chr. Unresolved L RJP
Crataegus tomentosa Du Roi Synonym H RJP
Crataegus tomentosa Eggl. Unresolved L RJP
Crataegus tomentosa G.B.Emers. Synonym H RJP
Crataegus tomentosa C.A.Mey. Synonym H RJP
Crataegus tomentosa Michx. Unresolved L RJP
Crataegus tomentosa L. Synonym H RJP
Crataegus tomentosa C.K.Schneid. Unresolved L RJP
Crataegus tomentosa var. chapmanii Beadle Synonym L RJP
Crataegus tomentosa var. chapmanii Beadle Synonym L TRO
Crataegus tomentosa var. mollis (Torr. & A.Gray) Torr. & A.Gray Synonym L RJP
Crataegus tomentosa var. punctata (Jacq.) A.Gray Synonym L RJP
Crataegus torminalis L. Synonym H RJP
Crataegus torta Sarg. Unresolved L RJP
Crataegus tortilis Ashe Accepted M TRO
Crataegus tortuosa Sarg. Unresolved L RJP
Crataegus tortuosa hort. Unresolved L RJP
Crataegus torva Beadle Synonym L RJP
Crataegus tournefortii Griseb. Synonym H RJP
Crataegus tournefortii K.Koch Synonym H RJP
Crataegus trachyphylla Sarg. Synonym H RJP
Crataegus tracyi Ashe ex Eggl. Accepted H RJP
Crataegus trahax Ashe Unresolved L RJP
Crataegus transalpina A.Kern. ex Hayek Synonym H RJP
Crataegus transcaspica Pojark. Synonym H RJP
Crataegus transmississippiensis Sarg. Unresolved L RJP
Crataegus × transmississippiensis Sarg. Unresolved L TRO
Crataegus transylvanica hort. ex M.Roem. Unresolved L RJP
Crataegus treleasei Sarg. Unresolved L RJP
Crataegus trianthophora Sarg. Synonym H RJP
Crataegus tribulosa Sarg. Unresolved L RJP
Crataegus triflora Chapm. Accepted H RJP
Crataegus trifoliata DC. Unresolved L RJP
Crataegus triloba auct. Unresolved L RJP
Crataegus triloba Pers. Synonym L RJP
Crataegus triloba Poir. Unresolved L RJP
Crataegus triloba hort. Unresolved L RJP
Crataegus trilobata Tkatsch. Unresolved L RJP
Crataegus trilobata Labill. ex Poir. Unresolved L RJP
Crataegus trilobata Labill. Unresolved L RJP
Crataegus triosteum Gruber Unresolved L RJP
Crataegus tripartita Sarg. Accepted H RJP
Crataegus trisperma Ashe Unresolved L RJP
Crataegus tristis Beadle Synonym H RJP
Crataegus triumphalis Sarg. Synonym H RJP
Crataegus truculenta Sarg. Unresolved L RJP
Crataegus truncata Sarg. Unresolved L RJP
Crataegus tulameenesis Penh. Unresolved L RJP
Crataegus tumida Sarg. Unresolved L RJP
Crataegus turbinata Pursh Synonym H RJP
Crataegus turbinata hort. Unresolved L RJP
Crataegus turcicus D”nmez Unresolved L RJP
Crataegus turcomanica Pojark. Synonym H RJP
Crataegus turkestanica Pojark. Synonym H RJP
Crataegus turnerorum Enquist Accepted H RJP
Crataegus twiningii Sarg. Unresolved L RJP
Crataegus uber Ashe Unresolved L RJP
Crataegus ucrainica Pojark. Accepted H RJP
Crataegus × uhrovae So¢ Unresolved L RJP
Crataegus ulotricha Pojark. ex Gladkova Unresolved L RJP
Crataegus umbellata Desf. Synonym H RJP
Crataegus umbratilis Sarg. Unresolved L RJP
Crataegus umbrosa Sarg. Unresolved L RJP
Crataegus uncta Sarg. Unresolved L RJP
Crataegus uniflora Du Roi Unresolved L RJP
Crataegus uniflora Münchh. Accepted H RJP
Crataegus unilateralis Pers. Synonym H RJP
Crataegus uniqua Sarg. Synonym H RJP
Crataegus uplandia Sarg. Unresolved L RJP
Crataegus urasina hort. Synonym H RJP
Crataegus urbana Sarg. Unresolved L RJP
Crataegus urbica Sarg. Unresolved L RJP
Crataegus ursopedensis J.B.Phipps & R.O'Kennon Accepted H RJP
Crataegus uticaensis Sarg. Synonym L RJP
Crataegus uvaldensis Sarg. Accepted H RJP
Crataegus vaga Sarg. Unresolved L RJP
Crataegus vailiae Britton Accepted H RJP
Crataegus valens Ashe Unresolved L RJP
Crataegus valida Beadle Accepted H RJP
Crataegus valliae Beadle Unresolved L RJP
Crataegus vallicola Sarg. Synonym H RJP
Crataegus varians Sarg. Unresolved L RJP
Crataegus vegeta Sarg. Unresolved L RJP
Crataegus vegrandis Sarg. Unresolved L RJP
Crataegus velata Ashe Unresolved L RJP
Crataegus velutina Sarg. Synonym H RJP
Crataegus venosa Ashe Unresolved L RJP
Crataegus venulosa Sarg. Synonym H RJP
Crataegus venusta Beadle Accepted H RJP
Crataegus venustula Sarg. Unresolved L RJP
Crataegus verecunda Sarg. Unresolved L RJP
Crataegus verna Ashe Unresolved L RJP
Crataegus vernans Ashe Unresolved L RJP
Crataegus verrucalis Peck Unresolved L RJP
Crataegus verruculosa Sarg. Accepted H RJP
Crataegus × verruculosa Sarg. Unresolved L TRO
Crataegus versicolor Rochel Unresolved L RJP
Crataegus versuta Beadle Accepted H RJP
Crataegus vesca Ashe Unresolved L RJP
Crataegus vestita (Wall. ex G.Don) Chalon Unresolved L RJP
Crataegus viaria Beadle Unresolved L RJP
Crataegus viatica Ashe Unresolved L RJP
Crataegus viburnifolia Sarg. Accepted H RJP
Crataegus vicana Beadle Unresolved L RJP
Crataegus vicina Sarg. Unresolved L RJP
Crataegus vicinalis Beadle Synonym H RJP
Crataegus victorinii Sarg. Unresolved L RJP
Crataegus × viidumaegica Cinovskis Unresolved L RJP
Crataegus villaris Beadle Unresolved L RJP
Crataegus villicarpa Sarg. Unresolved L RJP
Crataegus villiflora Sarg. Unresolved L RJP
Crataegus villipes (Ashe) Ashe Unresolved L RJP
Crataegus villipes (Ashe) Ashe ex Gruber Synonym H RJP
Crataegus villosa Dzekov Unresolved L RJP
Crataegus villosa Thunb. Synonym L RJP
Crataegus viminea Ashe Unresolved L RJP
Crataegus virella Ashe Synonym H RJP
Crataegus virgata Ashe Unresolved L RJP
Crataegus virginica Lodd. ex Loudon Synonym H RJP
Crataegus viridimontana Sarg. Unresolved L RJP
Crataegus viridis Walter Unresolved L RJP
Crataegus viridis Medik. Unresolved L RJP
Crataegus viridis L. Accepted H RJP
Crataegus viridis var. atrorubens (Ashe) E.J.Palmer Unresolved L RJP
Crataegus viridis var. desertorum (Sarg.) Keeney & Enquist Accepted L RJP
Crataegus viridis var. interior (Beadle) E.J.Palmer Synonym L RJP
Crataegus viridis var. lanceolata (Sarg.) E.J.Palmer Synonym L RJP
Crataegus viridis var. lutensis (Sarg.) E.J.Palmer Synonym L RJP
Crataegus viridis var. lutescens (Sarg.) E.J.Palmer [Spelling variant] Synonym L RJP
Crataegus viridis var. nitida Engelm. ex Britton & N.E.Brown Synonym L RJP
Crataegus viridis var. ovata (Sarg.) E.J.Palmer Synonym L RJP
Crataegus viridis var. velutina (Sarg.) E.J.Palmer Synonym L RJP
Crataegus viridis var. viridis Synonym L RJP
Crataegus viridis f. viridis Synonym L TRO
Crataegus virilis Sarg. Synonym H RJP
Crataegus visenda Beadle Accepted H RJP
Crataegus visendiformis Murrill Unresolved L RJP
Crataegus vitellina Ashe Unresolved L RJP
Crataegus vittata Ashe Synonym H RJP
Crataegus × vittata Ashe Accepted M TRO
Crataegus vivida Sarg. Accepted H RJP
Crataegus volgensis Pojark. Synonym H RJP
Crataegus vulsa Beadle Accepted H RJP
Crataegus walokochiana (Hrabětova) So¢ Synonym L RJP
Crataegus × walokochiana (Hrabětová) P.A.Schmidt Unresolved L RJP
Crataegus warneri Sarg. Accepted H RJP
Crataegus watsoniana (Spach) Steud. Unresolved L RJP
Crataegus watsonii Murrill Unresolved L RJP
Crataegus wattiana Hemsl. & Lace Accepted L RJP
Crataegus wattiana auct. Unresolved L RJP
Crataegus websteri Sarg. Unresolved L RJP
Crataegus × websteri Sarg. Unresolved L TRO
Crataegus wendlandii hort. ex Lavall‚e Unresolved L RJP
Crataegus × werdana R.Doll Unresolved L RJP
Crataegus wheeleri Sarg. Unresolved L RJP
Crataegus wheeleri A.Nelson Unresolved L RJP
Crataegus × whitakeri Sarg. Accepted H RJP
Crataegus wilkinsonii Ashe Unresolved L RJP
Crataegus williamsii Eggl. Synonym H RJP
Crataegus wilmorensis Sarg. Unresolved L RJP
Crataegus wilsonii Sarg. Accepted H RJP
Crataegus wisconsinensis Kruschke Unresolved L RJP
Crataegus wootoniana Eggl. Accepted H RJP
Crataegus xanthocarpa (Ehrh. ex L.f.) Druce Unresolved L RJP
Crataegus xanthocarpa (Ehrh. ex L.f.) Medik. Unresolved L RJP
Crataegus xanthocarpos (Ehrh. ex L.f.) Medik. [Spelling variant] Synonym L RJP
Crataegus xanthophylla Sarg. Accepted H RJP
Crataegus × xanthophylla Sarg. Unresolved L TRO
Crataegus xeromorpha Pojark. Synonym H RJP
Crataegus yadkinensis Ashe Unresolved L RJP
Crataegus yaltirikii D”nmez Unresolved L RJP
Crataegus youngii Sarg. Synonym L RJP
Crataegus zagrica Khat. Unresolved L RJP
Crataegus × zangezura Pojark. Accepted H RJP
Crataegus zangezura Pojark. Unresolved L TRO