| Crataegus abbreviata Sarg. |
Unresolved |
 |
TRO |
| Crataegus abdita Beadle |
Unresolved |
|
TRO |
| Crataegus aboriginum Sarg. |
Synonym |
 |
TRO |
| Crataegus abstrusa Beadle |
Unresolved |
|
TRO |
| Crataegus accincta Sarg. |
Unresolved |
|
TRO |
| Crataegus acclivis Sarg. |
Unresolved |
|
TRO |
| Crataegus acerba Sarg. |
Unresolved |
|
TRO |
| Crataegus acuminata Sarg. |
Unresolved |
|
TRO |
| Crataegus acutifolia Sarg. |
Unresolved |
|
TRO |
| Crataegus acutifolia var. insignis (Sarg.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus acutiloba Sarg. |
Synonym |
|
TRO |
| Crataegus acutiserrata Kruschke |
Unresolved |
|
TRO |
| Crataegus admiranda Sarg. |
Unresolved |
|
TRO |
| Crataegus adunca Beadle |
Unresolved |
|
TRO |
| Crataegus adusta Beadle |
Unresolved |
|
TRO |
| Crataegus advena Sarg. |
Unresolved |
|
TRO |
| Crataegus aemula Beadle |
Unresolved |
|
TRO |
| Crataegus aestivalis (Walter) Torr. & A. Gray |
Accepted |
|
TRO |
| Crataegus aestivalis var. cerasoides (Sarg.) Sarg. |
Accepted |
|
TRO |
| Crataegus aestivalis f. luculenta (Sarg.) Sarg. |
Accepted |
|
TRO |
| Crataegus aestivalis var. maloides (Sarg.) Sarg. |
Accepted |
|
TRO |
| Crataegus affinis Sarg. |
Unresolved |
|
TRO |
| Crataegus agaia Sarg. |
Unresolved |
|
TRO |
| Crataegus agrestina Beadle |
Unresolved |
|
TRO |
| Crataegus alabamensis Beadle |
Unresolved |
|
TRO |
| Crataegus alachuana Murrill |
Unresolved |
|
TRO |
| Crataegus alachuaniformis Murrill |
Unresolved |
|
TRO |
| Crataegus albanthera Sarg. |
Unresolved |
|
TRO |
| Crataegus albemarlensis Ashe |
Unresolved |
|
TRO |
| Crataegus albicans Ashe |
Synonym |
|
TRO |
| Crataegus albicera Beadle |
Unresolved |
|
TRO |
| Crataegus alemanniensis Cinovskis |
Unresolved |
|
TRO |
| Crataegus algens Beadle |
Unresolved |
|
TRO |
| Crataegus aliena Sarg. |
Unresolved |
|
TRO |
| Crataegus alleghaniensis Beadle |
Unresolved |
|
TRO |
| Crataegus alma Beadle |
Unresolved |
|
TRO |
| Crataegus almaatensis Pojark. |
Accepted |
|
TRO |
| Crataegus alnifolia Siebold & Zucc. |
Synonym |
|
TRO |
| Crataegus alnorum Sarg. |
Unresolved |
|
TRO |
| Crataegus alpinus Mill. |
Synonym |
|
TRO |
| Crataegus alpista Sarg. |
Unresolved |
|
TRO |
| Crataegus altaica (Loudon) Lange |
Accepted |
|
TRO |
| Crataegus altaica var. villosa (Rupr.) Lange |
Synonym |
|
TRO |
| Crataegus alutacea Klokov |
Unresolved |
|
TRO |
| Crataegus amabilis Ashe |
Unresolved |
|
TRO |
| Crataegus amara Ashe |
Unresolved |
|
TRO |
| Crataegus ambigens Sarg. |
Unresolved |
|
TRO |
| Crataegus ambigua C. A. Mey. ex A. Beck. |
Unresolved |
|
TRO |
| Crataegus ambitiosa Sarg. |
Unresolved |
|
TRO |
| Crataegus ambrosia Sarg. |
Unresolved |
|
TRO |
| Crataegus amicalis Sarg. |
Unresolved |
|
TRO |
| Crataegus amicta Ashe |
Synonym |
|
TRO |
| Crataegus amnicola Beadle |
Unresolved |
|
TRO |
| Crataegus amoena Sarg. |
Unresolved |
|
TRO |
| Crataegus ampliata Sarg. |
Unresolved |
|
TRO |
| Crataegus amplifica Sarg. |
Unresolved |
|
TRO |
| Crataegus anamesa Sarg. |
Unresolved |
|
TRO |
| Crataegus ancisa Beadle |
Unresolved |
|
TRO |
| Crataegus androssovii Essenova & Kerimova |
Unresolved |
|
TRO |
| Crataegus angulata Sarg. |
Synonym |
|
TRO |
| Crataegus angustata Sarg. |
Unresolved |
|
TRO |
| Crataegus angustisepala Sarg. |
Unresolved |
|
TRO |
| Crataegus anisophylla Beadle |
Unresolved |
|
TRO |
| Crataegus annosa Beadle |
Unresolved |
|
TRO |
| Crataegus × anomala Sarg. |
Unresolved |
|
TRO |
| Crataegus antheina Sarg. |
Unresolved |
|
TRO |
| Crataegus antimima Sarg. |
Unresolved |
|
TRO |
| Crataegus antiplasta Sarg. |
Unresolved |
|
TRO |
| Crataegus apiifolia Michx. |
Unresolved |
|
TRO |
| Crataegus apiifolia Medik. |
Unresolved |
|
TRO |
| Crataegus × apiomorpha Sarg. |
Unresolved |
|
TRO |
| Crataegus apiomorpha var. cyanophylla (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus apiomorpha f. paucispina (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus apposita Sarg. |
Unresolved |
|
TRO |
| Crataegus apposita var. bissellii (Sarg.) Eggl. |
Unresolved |
|
TRO |
| Crataegus aprica Beadle |
Unresolved |
|
TRO |
| Crataegus aquacervensis J.B. Phipps & O'Kennon |
Unresolved |
|
TRO |
| Crataegus aquilonaris Sarg. |
Unresolved |
|
TRO |
| Crataegus araioclada Sarg. |
Unresolved |
|
TRO |
| Crataegus arborea Beadle |
Synonym |
|
TRO |
| Crataegus arborea var. ohioensis (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus arborescens Elliott |
Unresolved |
|
TRO |
| Crataegus arbutifolia W.T. Aiton |
Synonym |
|
TRO |
| Crataegus arcana Beadle |
Unresolved |
|
TRO |
| Crataegus arcuata Ashe |
Unresolved |
|
TRO |
| Crataegus ardua Sarg. |
Unresolved |
|
TRO |
| Crataegus arduennae Sarg. |
Unresolved |
|
TRO |
| Crataegus arenicola Ashe |
Unresolved |
|
TRO |
| Crataegus arguta Beadle |
Unresolved |
|
TRO |
| Crataegus argyi H. Lév. & Vaniot |
Synonym |
|
TRO |
| Crataegus aria L. |
Synonym |
|
TRO |
| Crataegus aria var. scandica L. |
Synonym |
|
TRO |
| Crataegus aria var. suecica L. |
Synonym |
|
TRO |
| Crataegus aridula Sarg. |
Unresolved |
|
TRO |
| Crataegus arkansana Sarg. |
Unresolved |
|
TRO |
| Crataegus armena Pojark. |
Unresolved |
|
TRO |
| Crataegus armentalis Beadle |
Unresolved |
|
TRO |
| Crataegus armigera Sarg. |
Unresolved |
|
TRO |
| Crataegus arnoldiana Sarg. |
Unresolved |
|
TRO |
| Crataegus arrogans Beadle |
Unresolved |
|
TRO |
| Crataegus arta Beadle |
Unresolved |
|
TRO |
| Crataegus ascendens Sarg. |
Unresolved |
|
TRO |
| Crataegus ashei Beadle |
Unresolved |
|
TRO |
| Crataegus aspera Sarg. |
Synonym |
|
TRO |
| Crataegus asperifolia Sarg. |
Synonym |
|
TRO |
| Crataegus assimilis Beadle |
Unresolved |
|
TRO |
| Crataegus assurgens Sarg. |
Synonym |
|
TRO |
| Crataegus atrofusca Stev. ex Fisch. & Mey. |
Unresolved |
|
TRO |
| Crataegus atropurpurea Ashe |
Unresolved |
|
TRO |
| Crataegus atropurpurea Stewart ex Nyman |
Unresolved |
|
TRO |
| Crataegus × atrorubens 2717+(pro sp.)+ |
Synonym |
|
TRO |
| Crataegus atrosanguinea Pojark. |
Unresolved |
|
TRO |
| Crataegus atrovirens J.B. Phipps & O'Kennon |
Unresolved |
|
TRO |
| Crataegus attenuata Ashe |
Unresolved |
|
TRO |
| Crataegus attrita Beadle |
Unresolved |
|
TRO |
| Crataegus audens Beadle |
Unresolved |
|
TRO |
| Crataegus × aulica Sarg. |
Unresolved |
|
TRO |
| Crataegus aurantia Pojark. |
Accepted |
|
TRO |
| Crataegus aurescens J.B. Phipps |
Unresolved |
|
TRO |
| Crataegus austrina Beadle |
Unresolved |
|
TRO |
| Crataegus austromontana Beadle |
Unresolved |
|
TRO |
| Crataegus azarella Griseb. |
Accepted |
|
TRO |
| Crataegus azarolus L. |
Unresolved |
|
TRO |
| Crataegus azarolus subsp. aronia H. Riedl |
Synonym |
|
TRO |
| Crataegus baccata Sarg. |
Unresolved |
|
TRO |
| Crataegus balkwillii Sarg. |
Synonym |
|
TRO |
| Crataegus barbara Sarg. |
Unresolved |
|
TRO |
| Crataegus barbata Sarg. |
Unresolved |
|
TRO |
| Crataegus baroussana Eggl. |
Accepted |
|
TRO |
| Crataegus barrettiana Sarg. |
Synonym |
|
TRO |
| Crataegus barryana Sarg. |
Unresolved |
|
TRO |
| Crataegus basilica Beadle |
Synonym |
|
TRO |
| Crataegus basilica var. viridimontana (Sarg.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus baxteri Sarg. |
Unresolved |
|
TRO |
| Crataegus beata Sarg. |
Unresolved |
|
TRO |
| Crataegus beata var. opulens (Sarg.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus beckerana Pojark. |
Synonym |
|
TRO |
| Crataegus beckiana Sarg. |
Unresolved |
|
TRO |
| Crataegus beckwithiae Sarg. |
Synonym |
|
TRO |
| Crataegus bedfordensis Sarg. |
Unresolved |
|
TRO |
| Crataegus beipiaogensis S.L. Tung & X.J. Tian |
Synonym |
|
TRO |
| Crataegus bella Sarg. |
Unresolved |
|
TRO |
| Crataegus bellatula Sarg. |
Unresolved |
|
TRO |
| Crataegus bellica Sarg. |
Unresolved |
|
TRO |
| Crataegus bellula Sarg. |
Synonym |
|
TRO |
| Crataegus benigna Sarg. |
Unresolved |
|
TRO |
| Crataegus berberifolia Torr. & A. Gray |
Unresolved |
|
TRO |
| Crataegus berberifolia var. engelmannii (Sarg.) Eggl. |
Unresolved |
|
TRO |
| Crataegus berlandieri Sarg. |
Unresolved |
|
TRO |
| Crataegus bibas Lour. |
Synonym |
|
TRO |
| Crataegus bicknellii (Eggl.) Eggl. |
Synonym |
|
TRO |
| Crataegus bicolor Ashe |
Unresolved |
|
TRO |
| Crataegus biloba H. Lév. |
Synonym |
|
TRO |
| Crataegus biltmoreana Beadle |
Unresolved |
|
TRO |
| Crataegus biltmoreana var. stonei (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus bissellii Sarg. |
Synonym |
|
TRO |
| Crataegus blairensis Sarg. |
Unresolved |
|
TRO |
| Crataegus blanchardii Sarg. |
Synonym |
|
TRO |
| Crataegus blanda Sarg. |
Unresolved |
|
TRO |
| Crataegus blandita Sarg. |
Unresolved |
|
TRO |
| Crataegus blothra Laughlin |
Synonym |
|
TRO |
| Crataegus bodinieri H. Lév. |
Synonym |
|
TRO |
| Crataegus boothiana Sarg. |
Unresolved |
|
TRO |
| Crataegus boyntonii Beadle |
Synonym |
|
TRO |
| Crataegus brachyacantha Sarg. & Engelm. |
Unresolved |
|
TRO |
| Crataegus brachyloba Sarg. |
Unresolved |
|
TRO |
| Crataegus brachyphylla Sarg. |
Unresolved |
|
TRO |
| Crataegus brachypoda Sarg. |
Synonym |
|
TRO |
| Crataegus bracteata Sarg. |
Synonym |
|
TRO |
| Crataegus bracteolaris Gand. |
Unresolved |
|
TRO |
| Crataegus brainerdii Sarg. |
Unresolved |
|
TRO |
| Crataegus brainerdii var. asperifolia (Sarg.) Eggl. |
Synonym |
|
TRO |
| Crataegus brainerdii var. cyclophylla (Sarg.) E.J. Palmer |
Synonym |
|
TRO |
| Crataegus brainerdii var. egglestonii (Sarg.) B.L. Rob. |
Synonym |
|
TRO |
| Crataegus brainerdii var. kennedyi (Sarg.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus brainerdii var. scabrida (Sarg.) Eggl. |
Unresolved |
|
TRO |
| Crataegus brazoria Sarg. |
Unresolved |
|
TRO |
| Crataegus brazoria var. viburnifolia (Sarg.) J.B. Phipps |
Unresolved |
|
TRO |
| Crataegus brevipedicellata Ashe |
Unresolved |
|
TRO |
| Crataegus bristolensis Sarg. |
Unresolved |
|
TRO |
| Crataegus brittonii Eggl. |
Unresolved |
|
TRO |
| Crataegus brockwayae Sarg. |
Unresolved |
|
TRO |
| Crataegus bronxensis Sarg. |
Unresolved |
|
TRO |
| Crataegus brownietta Sarg. |
Synonym |
|
TRO |
| Crataegus brownii Britton |
Synonym |
|
TRO |
| Crataegus brumalis Ashe |
Synonym |
|
TRO |
| Crataegus brunetiana Sarg. |
Synonym |
|
TRO |
| Crataegus brunetiana var. fernaldii (Sarg.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus buckleyi Beadle |
Unresolved |
|
TRO |
| Crataegus burkeana Sarg. |
Unresolved |
|
TRO |
| Crataegus bushii Sarg. |
Unresolved |
|
TRO |
| Crataegus caerulescens Sarg. |
Synonym |
|
TRO |
| Crataegus caesa Ashe |
Synonym |
|
TRO |
| Crataegus caesariata Sarg. |
Synonym |
|
TRO |
| Crataegus caliciglabra Schuette |
Unresolved |
|
TRO |
| Crataegus calliantha Sarg. |
Unresolved |
|
TRO |
| Crataegus callicarpa Sarg. |
Unresolved |
|
TRO |
| Crataegus callida Beadle |
Unresolved |
|
TRO |
| Crataegus callista Sarg. |
Unresolved |
|
TRO |
| Crataegus calophylla Sarg. |
Unresolved |
|
TRO |
| Crataegus calpodendron (Ehrh.) Medik. |
Accepted |
|
TRO |
| Crataegus calpodendron var. globosa (Sarg.) E.J. Palmer |
Accepted |
|
TRO |
| Crataegus calpodendron var. hispidula (Sarg.) E.J. Palmer |
Accepted |
|
TRO |
| Crataegus calpodendron var. microcarpa (Chapm.) E.J. Palmer |
Accepted |
|
TRO |
| Crataegus calpodendron var. mollicula (Sarg.) E.J. Palmer |
Accepted |
|
TRO |
| Crataegus calpodendron var. obesa (Ashe) E.J. Palmer |
Accepted |
|
TRO |
| Crataegus calva Beadle |
Unresolved |
|
TRO |
| Crataegus calvescens Sarg. |
Unresolved |
|
TRO |
| Crataegus calvinii Sarg. |
Unresolved |
|
TRO |
| Crataegus × calycina Peterm. |
Unresolved |
|
TRO |
| Crataegus calycina subsp. curvisepala Franco |
Synonym |
|
TRO |
| Crataegus campestris Britton |
Unresolved |
|
TRO |
| Crataegus canadensis Sarg. |
Unresolved |
|
TRO |
| Crataegus canbyi Sarg. |
Unresolved |
|
TRO |
| Crataegus candens Sarg. |
Unresolved |
|
TRO |
| Crataegus carnosa Ashe |
Unresolved |
|
TRO |
| Crataegus carrollensis Sarg. |
Unresolved |
|
TRO |
| Crataegus castlegarensis J.B. Phipps & O'Kennon |
Unresolved |
|
TRO |
| Crataegus catawbiensis Ashe |
Unresolved |
|
TRO |
| Crataegus caucasica C. Koch |
Unresolved |
|
TRO |
| Crataegus cavaleriei H. Lév. & Vaniot |
Synonym |
|
TRO |
| Crataegus cavaleriei H. Lév. |
Synonym |
|
TRO |
| Crataegus celsa Sarg. |
Synonym |
|
TRO |
| Crataegus cerasina Sarg. |
Unresolved |
|
TRO |
| Crataegus cerasoides Sarg. |
Synonym |
|
TRO |
| Crataegus ceratocarpa Kossych |
Unresolved |
|
TRO |
| Crataegus cernua Ashe |
Unresolved |
|
TRO |
| Crataegus cerronis A. Nelson |
Unresolved |
|
TRO |
| Crataegus × chadsfordiana Sarg. |
Unresolved |
|
TRO |
| Crataegus champlainensis Sarg. |
Unresolved |
|
TRO |
| Crataegus chantcha H. Lév. |
Synonym |
|
TRO |
| Crataegus chapmanii (Beadle) Ashe |
Accepted |
|
TRO |
| Crataegus chateaugayensis Sarg. |
Unresolved |
|
TRO |
| Crataegus cherokeensis Sarg. |
Unresolved |
|
TRO |
| Crataegus chippewaensis Sarg. |
Synonym |
|
TRO |
| Crataegus chitaensis Sarg. |
Synonym |
|
TRO |
| Crataegus chlorocarpa Lenne & C. Koch |
Accepted |
|
TRO |
| Crataegus chlorosarca Maxim. |
Accepted |
|
TRO |
| Crataegus choriophylla Sarg. |
Unresolved |
|
TRO |
| Crataegus chrysocarpa Ashe |
Synonym |
|
TRO |
| Crataegus chrysocarpa var. aboriginum (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus chrysocarpa var. bicknellii (Eggl.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus chrysocarpa var. blanchardii (Sarg.) J.B. Phipps |
Unresolved |
|
TRO |
| Crataegus chrysocarpa var. caesariata (Sarg.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus chrysocarpa var. dodgei (Ashe) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus chrysocarpa var. faxonii (Sarg.) Eggl. |
Unresolved |
|
TRO |
| Crataegus chrysocarpa var. piperi (Britton) Kruschke |
Unresolved |
|
TRO |
| Crataegus chrysocarpa var. praecox (Sarg.) J.B. Phipps |
Unresolved |
|
TRO |
| Crataegus chrysocarpa f. rubescens (Sarg.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus chrysocarpa var. subrotundifolia (Sarg.) J.B. Phipps |
Unresolved |
|
TRO |
| Crataegus chungtienensis W.W. Sm. |
Accepted |
|
TRO |
| Crataegus cibaria Beadle |
Unresolved |
|
TRO |
| Crataegus cicur Ashe |
Unresolved |
|
TRO |
| Crataegus clara Beadle |
Unresolved |
|
TRO |
| Crataegus claytoniana Sarg. |
Unresolved |
|
TRO |
| Crataegus clintoniana Sarg. |
Unresolved |
|
TRO |
| Crataegus coccinata Sarg. |
Unresolved |
|
TRO |
| Crataegus coccinea L. |
Synonym |
|
TRO |
| Crataegus coccinea var. flabellata (Bosc ex Spach) Britton |
Synonym |
|
TRO |
| Crataegus coccinea var. fulleriana (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus coccinea var. pringlei (Sarg.) J.A. Macklin & J.B. Phipps |
Unresolved |
|
TRO |
| Crataegus coccinioides Ashe |
Unresolved |
|
TRO |
| Crataegus coccinioides var. dilatata (Sarg.) Eggl. |
Unresolved |
|
TRO |
| Crataegus cocksii Sarg. |
Unresolved |
|
TRO |
| Crataegus coerulea Sarg. |
Unresolved |
|
TRO |
| Crataegus cognata Sarg. |
Synonym |
|
TRO |
| Crataegus colchica Grossh. |
Synonym |
|
TRO |
| Crataegus coleae Sarg. |
Unresolved |
|
TRO |
| Crataegus collicola Ashe |
Synonym |
|
TRO |
| Crataegus collina Chapm. |
Unresolved |
|
TRO |
| Crataegus collina var. collicola (Ashe) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus collina var. hirtiflora (Sarg.) J.B. Phipps |
Unresolved |
|
TRO |
| Crataegus collina var. lettermanii (Sarg.) Eggl. |
Unresolved |
|
TRO |
| Crataegus collina var. secta (Sarg.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus collina var. sordida (Sarg.) Eggl. |
Synonym |
|
TRO |
| Crataegus collina var. sordida (Sarg.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus collina var. succincta (Sarg.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus colonica Beadle |
Unresolved |
|
TRO |
| Crataegus coloradensis A. Nelson |
Unresolved |
|
TRO |
| Crataegus colorado Ashe |
Synonym |
|
TRO |
| Crataegus colorata Sarg. |
Unresolved |
|
TRO |
| Crataegus columbiana Howell |
Unresolved |
|
TRO |
| Crataegus columbiana Sarg. |
Unresolved |
|
TRO |
| Crataegus columbiana var. brunetiana (Sarg.) Eggl. |
Synonym |
|
TRO |
| Crataegus columbiana var. chrysocarpa (Ashe) Dorn |
Unresolved |
|
TRO |
| Crataegus columbiana var. occidentalis (Britton) Dorn |
Unresolved |
|
TRO |
| Crataegus columbiana var. piperi (Britton) Eggl. |
Synonym |
|
TRO |
| Crataegus comans Sarg. |
Unresolved |
|
TRO |
| Crataegus communis Beadle |
Unresolved |
|
TRO |
| Crataegus compacta Sarg. |
Unresolved |
|
TRO |
| Crataegus comparata Sarg. |
Unresolved |
|
TRO |
| Crataegus compitalis Beadle |
Unresolved |
|
TRO |
| Crataegus compta Sarg. |
Unresolved |
|
TRO |
| Crataegus concinna Beadle |
Unresolved |
|
TRO |
| Crataegus condigna Beadle |
Unresolved |
|
TRO |
| Crataegus conferta Sarg. |
Unresolved |
|
TRO |
| Crataegus confinis Sarg. |
Unresolved |
|
TRO |
| Crataegus confragosa Sarg. |
Unresolved |
|
TRO |
| Crataegus confusa Sarg. |
Unresolved |
|
TRO |
| Crataegus congestiflora Sarg. |
Unresolved |
|
TRO |
| Crataegus conjuncta Sarg. |
Synonym |
|
TRO |
| Crataegus conjungens Sarg. |
Unresolved |
|
TRO |
| Crataegus consanguinea Beadle |
Unresolved |
|
TRO |
| Crataegus conspecta Sarg. |
Unresolved |
|
TRO |
| Crataegus conspicua Sarg. |
Unresolved |
|
TRO |
| Crataegus constans Beadle |
Unresolved |
|
TRO |
| Crataegus consueta Sarg. |
Unresolved |
|
TRO |
| Crataegus contigua Sarg. |
Unresolved |
|
TRO |
| Crataegus contortifolia Sarg. |
Unresolved |
|
TRO |
| Crataegus contortula Sarg. |
Unresolved |
|
TRO |
| Crataegus contrita Beadle |
Unresolved |
|
TRO |
| Crataegus cordata (Mill.) Aiton |
Accepted |
|
TRO |
| Crataegus coreana H. Lév. |
Synonym |
|
TRO |
| Crataegus cornellii Sarg. |
Unresolved |
|
TRO |
| Crataegus corporea Sarg. |
Unresolved |
|
TRO |
| Crataegus × corusca Sarg. |
Unresolved |
|
TRO |
| Crataegus corusca f. blothra (Laughlin) Kruschke |
Unresolved |
|
TRO |
| Crataegus corusca var. hillii (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus crassa Ashe |
Unresolved |
|
TRO |
| Crataegus crassifolia Sarg. |
Unresolved |
|
TRO |
| Crataegus crawfordiana Sarg. |
Unresolved |
|
TRO |
| Crataegus craytonii Beadle |
Unresolved |
|
TRO |
| Crataegus crenulata (D. Don) Roxb. |
Synonym |
|
TRO |
| Crataegus cristata Ashe |
Unresolved |
|
TRO |
| Crataegus crocata Ashe |
Unresolved |
|
TRO |
| Crataegus crocea Beadle |
Unresolved |
|
TRO |
| Crataegus crocina Beadle |
Unresolved |
|
TRO |
| Crataegus croomiana Sarg. |
Unresolved |
|
TRO |
| Crataegus cruda Sarg. |
Unresolved |
|
TRO |
| Crataegus crudelis Sarg. |
Unresolved |
|
TRO |
| Crataegus cruenta Ashe |
Unresolved |
|
TRO |
| Crataegus crus-galli L. |
Accepted |
|
TRO |
| Crataegus crus-galli var. barrettiana (Sarg.) E.J. Palmer |
Accepted |
|
TRO |
| Crataegus crus-galli var. danielsii (E.J. Palmer) Rickett |
Accepted |
|
TRO |
| Crataegus crus-galli var. exigua (Sarg.) Eggl. |
Accepted |
|
TRO |
| Crataegus crus-galli var. leptophylla (Sarg.) E.J. Palmer |
Accepted |
|
TRO |
| Crataegus crus-galli f. oblongata (Sarg.) E.J. Palmer |
Accepted |
|
TRO |
| Crataegus crus-galli var. oblongata Sarg. |
Synonym |
|
TRO |
| Crataegus crus-galli var. regalis (Beadle) J.B. Phipps |
Accepted |
|
TRO |
| Crataegus crus-galli f. rubens (Sarg.) E.J. Palmer |
Accepted |
|
TRO |
| Crataegus crus-galli var. rubens Sarg. |
Synonym |
|
TRO |
| Crataegus crus-galli f. truncata (Sarg.) E.J. Palmer |
Accepted |
|
TRO |
| Crataegus crux Ashe |
Unresolved |
|
TRO |
| Crataegus cullasagensis Ashe |
Unresolved |
|
TRO |
| Crataegus culta Sarg. |
Unresolved |
|
TRO |
| Crataegus cuneata Siebold & Zucc. |
Accepted |
|
TRO |
| Crataegus cuneata var. cuneata |
Accepted |
|
TRO |
| Crataegus cuneata f. pleniflora S.X. Qian |
Synonym |
|
TRO |
| Crataegus cuneata var. shangnanensis L. Mao & T.C. Cui |
Synonym |
|
TRO |
| Crataegus cuneata var. tangchungchangii (F.P. Metcalf) T.C. Ku & Spongberg |
Accepted |
|
TRO |
| Crataegus cuneata f. tangchungchangii (F.P. Metcalf) Y.T. Chang |
Synonym |
|
TRO |
| Crataegus cuneiformis (Marshall) Eggl. |
Accepted |
|
TRO |
| Crataegus cuprea Sarg. |
Unresolved |
|
TRO |
| Crataegus cupressocollina J.B. Phipps & O'Kennon |
Unresolved |
|
TRO |
| Crataegus cuprina J.B. Phipps |
Accepted |
|
TRO |
| Crataegus cupulifera Sarg. |
Unresolved |
|
TRO |
| Crataegus × curonica Cinovskis. |
Unresolved |
|
TRO |
| Crataegus curva Beadle |
Unresolved |
|
TRO |
| Crataegus curvisepala Lindm. |
Accepted |
|
TRO |
| Crataegus curvisepala subsp. lindmanii Byatt |
Synonym |
|
TRO |
| Crataegus cuspidata Spach |
Synonym |
|
TRO |
| Crataegus cuthbertii Ashe |
Unresolved |
|
TRO |
| Crataegus cyanophylla Sarg. |
Synonym |
|
TRO |
| Crataegus cyclophylla Sarg. |
Synonym |
|
TRO |
| Crataegus cydonia Gruber |
Unresolved |
|
TRO |
| Crataegus dacrioidea Sarg. |
Unresolved |
|
TRO |
| Crataegus dahurica Koehne ex C.K. Schneid. |
Accepted |
|
TRO |
| Crataegus dahurica var. dahurica |
Accepted |
|
TRO |
| Crataegus dahurica var. laevicalyx (J.X. Huang, L.Y. Sun & T.J. Feng) T.C. Ku & Spongberg |
Accepted |
|
TRO |
| Crataegus dallasiana Sarg. |
Unresolved |
|
TRO |
| Crataegus danielsii E.J. Palmer |
Synonym |
|
TRO |
| Crataegus dapsilis Beadle |
Unresolved |
|
TRO |
| Crataegus darvasica Pojark. |
Synonym |
|
TRO |
| Crataegus dasyphylla Sarg. |
Unresolved |
|
TRO |
| Crataegus davisii Sarg. |
Unresolved |
|
TRO |
| Crataegus dawsoniana Sarg. |
Unresolved |
|
TRO |
| Crataegus dayana Sarg. |
Unresolved |
|
TRO |
| Crataegus debilis Sarg. |
Unresolved |
|
TRO |
| Crataegus decens Ashe |
Unresolved |
|
TRO |
| Crataegus declivitatis Sarg. |
Unresolved |
|
TRO |
| Crataegus decora Ashe |
Unresolved |
|
TRO |
| Crataegus delawarensis Sarg. |
Synonym |
|
TRO |
| Crataegus delecta Sarg. |
Unresolved |
|
TRO |
| Crataegus delectabilis Sarg. |
Unresolved |
|
TRO |
| Crataegus delectata Sarg. |
Unresolved |
|
TRO |
| Crataegus delosii Sarg. |
Unresolved |
|
TRO |
| Crataegus deltoides Ashe |
Unresolved |
|
TRO |
| Crataegus delucida Sarg. |
Unresolved |
|
TRO |
| Crataegus demissa Sarg. |
Synonym |
|
TRO |
| Crataegus denaria Beadle |
Unresolved |
|
TRO |
| Crataegus × densiflora Sarg. |
Unresolved |
|
TRO |
| Crataegus densiflora Desf. ex K. Koch |
Unresolved |
|
TRO |
| Crataegus denudata Sarg. |
Unresolved |
|
TRO |
| Crataegus depilis Sarg. |
Unresolved |
|
TRO |
| Crataegus depressa C. Presl |
Unresolved |
|
TRO |
| Crataegus depressa Ashe |
Unresolved |
|
TRO |
| Crataegus desertorum Sarg. |
Unresolved |
|
TRO |
| Crataegus × desueta Sarg. |
Unresolved |
|
TRO |
| Crataegus detectabilis Sarg. |
Unresolved |
|
TRO |
| Crataegus deweyana Sarg. |
Unresolved |
|
TRO |
| Crataegus dewingii Sarg. |
Unresolved |
|
TRO |
| Crataegus diaphora Sarg. |
Unresolved |
|
TRO |
| Crataegus diffusa Sarg. |
Synonym |
|
TRO |
| Crataegus dilatata Sarg. |
Synonym |
|
TRO |
| Crataegus dipyrena Pojark. |
Unresolved |
|
TRO |
| Crataegus discolor Sarg. |
Synonym |
|
TRO |
| Crataegus disjuncta Sarg. |
Unresolved |
|
TRO |
| Crataegus dispar Beadle |
Unresolved |
|
TRO |
| Crataegus × disperma Ashe |
Unresolved |
|
TRO |
| Crataegus disperma var. peoriensis (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus dispessa Ashe |
Unresolved |
|
TRO |
| Crataegus dissimilis Sarg. |
Unresolved |
|
TRO |
| Crataegus dissociabilis Sarg. |
Unresolved |
|
TRO |
| Crataegus dissona Sarg. |
Synonym |
|
TRO |
| Crataegus dissona var. bellula (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus distincta Kruschke |
Unresolved |
|
TRO |
| Crataegus divergens (Peck) Sarg. |
Accepted |
|
TRO |
| Crataegus diversa Sarg. |
Unresolved |
|
TRO |
| Crataegus divida Sarg. |
Synonym |
|
TRO |
| Crataegus divisifolia Sarg. |
Unresolved |
|
TRO |
| Crataegus dodgei Ashe |
Synonym |
|
TRO |
| Crataegus dodgei var. lumaria (Ashe) Sarg. |
Unresolved |
|
TRO |
| Crataegus dodgei var. rotundata (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus dolosa Beadle |
Unresolved |
|
TRO |
| Crataegus douglasii Lindl. |
Unresolved |
|
TRO |
| Crataegus douglasii var. suksdorfii Sarg. |
Synonym |
|
TRO |
| Crataegus drymopila Sarg. |
Unresolved |
|
TRO |
| Crataegus dshungarica Zab. |
Synonym |
|
TRO |
| Crataegus dumetosa Sarg. |
Synonym |
|
TRO |
| Crataegus dumicola Sarg. |
Unresolved |
|
TRO |
| Crataegus dunbarii Sarg. |
Synonym |
|
TRO |
| Crataegus × dunensis Cinovskis. |
Unresolved |
|
TRO |
| Crataegus dunmorensis Sarg. |
Unresolved |
|
TRO |
| Crataegus duracina Sarg. |
Unresolved |
|
TRO |
| Crataegus durifolia Ashe |
Unresolved |
|
TRO |
| Crataegus durobrivensis Sarg. |
Unresolved |
|
TRO |
| Crataegus × durobrivensis |
Unresolved |
|
TRO |
| Crataegus dzhairensis Vassilcz. |
Unresolved |
|
TRO |
| Crataegus eamesii Sarg. |
Unresolved |
|
TRO |
| Crataegus eatoniana Sarg. |
Unresolved |
|
TRO |
| Crataegus eburnea Ashe |
Unresolved |
|
TRO |
| Crataegus edsonii Sarg. |
Unresolved |
|
TRO |
| Crataegus edura Beadle |
Unresolved |
|
TRO |
| Crataegus edurescens Sarg. |
Unresolved |
|
TRO |
| Crataegus efferta Sarg. |
Unresolved |
|
TRO |
| Crataegus effulgens Sarg. |
Unresolved |
|
TRO |
| Crataegus eganii Ashe |
Synonym |
|
TRO |
| Crataegus egens Beadle |
Unresolved |
|
TRO |
| Crataegus eggertii Britton |
Unresolved |
|
TRO |
| Crataegus egglestonii Sarg. |
Synonym |
|
TRO |
| Crataegus egregia Beadle |
Unresolved |
|
TRO |
| Crataegus ellipticifolia Sarg. |
Unresolved |
|
TRO |
| Crataegus ellwangeriana Sarg. |
Synonym |
|
TRO |
| Crataegus elongata Sarg. |
Unresolved |
|
TRO |
| Crataegus emersoniana Sarg. |
Unresolved |
|
TRO |
| Crataegus enderbyensis J.B. Phipps & O'Kennon |
Unresolved |
|
TRO |
| Crataegus engelmannii Sarg. |
Synonym |
|
TRO |
| Crataegus engelmannii var. sinistra (Beadle) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus ensifera Sarg. |
Unresolved |
|
TRO |
| Crataegus enucleata Sarg. |
Unresolved |
|
TRO |
| Crataegus erecta Sarg. |
Unresolved |
|
TRO |
| Crataegus eriantha Pojark. |
Unresolved |
|
TRO |
| Crataegus errata Sarg. |
Unresolved |
|
TRO |
| Crataegus erubescens Sarg. |
Unresolved |
|
TRO |
| Crataegus erythropoda Ashe |
Unresolved |
|
TRO |
| Crataegus escalloniifolia Schltdl. |
Synonym |
|
TRO |
| Crataegus × estonica Cinovskis. |
Unresolved |
|
TRO |
| Crataegus evansiana Sarg. |
Unresolved |
|
TRO |
| Crataegus exclusa Sarg. |
Synonym |
|
TRO |
| Crataegus exigua Sarg. |
Synonym |
|
TRO |
| Crataegus exilis Beadle |
Unresolved |
|
TRO |
| Crataegus eximia Beadle |
Unresolved |
|
TRO |
| Crataegus exornata Sarg. |
Unresolved |
|
TRO |
| Crataegus extraria Beadle |
Unresolved |
|
TRO |
| Crataegus fallacina Klokov |
Unresolved |
|
TRO |
| Crataegus fallax Ashe |
Unresolved |
|
TRO |
| Crataegus fallens Gruber |
Unresolved |
|
TRO |
| Crataegus fastosa Sarg. |
Unresolved |
|
TRO |
| Crataegus faxonii Sarg. |
Synonym |
|
TRO |
| Crataegus faxonii var. praetermissa (Sarg.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus fecunda Sarg. |
Unresolved |
|
TRO |
| Crataegus felix Sarg. |
Unresolved |
|
TRO |
| Crataegus fennica Kalm |
Unresolved |
|
TRO |
| Crataegus fera Beadle |
Unresolved |
|
TRO |
| Crataegus ferentaria Sarg. |
Unresolved |
|
TRO |
| Crataegus ferganensis Pojark. |
Unresolved |
|
TRO |
| Crataegus fernaldii Sarg. |
Synonym |
|
TRO |
| Crataegus ferox Sarg. |
Unresolved |
|
TRO |
| Crataegus ferrissii Ashe |
Synonym |
|
TRO |
| Crataegus ferruginea Pers. |
Synonym |
|
TRO |
| Crataegus ferta Sarg. |
Unresolved |
|
TRO |
| Crataegus fertilis Sarg. |
Unresolved |
|
TRO |
| Crataegus festiva Sarg. |
Unresolved |
|
TRO |
| Crataegus filipes Ashe |
Unresolved |
|
TRO |
| Crataegus finitima Sarg. |
Unresolved |
|
TRO |
| Crataegus fischeri C.K. Schneid. |
Synonym |
|
TRO |
| Crataegus flabellata (Bosc ex Spach) Rydb. |
Accepted |
|
TRO |
| Crataegus flabellata var. grayana (Eggl.) E.J. Palmer |
Accepted |
|
TRO |
| Crataegus flagrans Sarg. |
Unresolved |
|
TRO |
| Crataegus flammata Sarg. |
Unresolved |
|
TRO |
| Crataegus flammea Sarg. |
Unresolved |
|
TRO |
| Crataegus flava Aiton |
Synonym |
|
TRO |
| Crataegus flava var. integra Nash |
Synonym |
|
TRO |
| Crataegus flavida Sarg. |
Unresolved |
|
TRO |
| Crataegus flavocarnis Ashe |
Unresolved |
|
TRO |
| Crataegus florea Sarg. |
Unresolved |
|
TRO |
| Crataegus florens Beadle |
Unresolved |
|
TRO |
| Crataegus floridana Sarg. |
Unresolved |
|
TRO |
| Crataegus floridula Sarg. |
Unresolved |
|
TRO |
| Crataegus florifera Sarg. |
Unresolved |
|
TRO |
| Crataegus florifera var. celsa (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus florifera var. mortonis (Laughlin) Kruschke |
Unresolved |
|
TRO |
| Crataegus florifera var. shirleyensis (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus florifera var. virilis (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus fluviatalis Sarg. |
Synonym |
|
TRO |
| Crataegus foetida Ashe |
Unresolved |
|
TRO |
| Crataegus foliata Sarg. |
Unresolved |
|
TRO |
| Crataegus fontanesiana Steud. |
Unresolved |
|
TRO |
| Crataegus forbesiae Sarg. |
Unresolved |
|
TRO |
| Crataegus × formosa Sarg. |
Unresolved |
|
TRO |
| Crataegus fortis Beadle |
Unresolved |
|
TRO |
| Crataegus fortunata Sarg. |
Synonym |
|
TRO |
| Crataegus franklinensis Sarg. |
Unresolved |
|
TRO |
| Crataegus × fretalis Sarg. |
Unresolved |
|
TRO |
| Crataegus fructuosa Sarg. |
Unresolved |
|
TRO |
| Crataegus frugalis Beadle |
Unresolved |
|
TRO |
| Crataegus frugiferens Beadle |
Unresolved |
|
TRO |
| Crataegus frutescens Sarg. |
Unresolved |
|
TRO |
| Crataegus fruticosa Sarg. |
Unresolved |
|
TRO |
| Crataegus fucosa Sarg. |
Unresolved |
|
TRO |
| Crataegus fulgens Sarg. |
Unresolved |
|
TRO |
| Crataegus fulgida Sarg. |
Unresolved |
|
TRO |
| Crataegus fulleriana Sarg. |
Synonym |
|
TRO |
| Crataegus fulleriana var. chippewaensis (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus fulleriana f. magniflora (Sarg.) Kruschke |
Synonym |
|
TRO |
| Crataegus fulleriana var. magniflora (Sarg.) J.S. Pringle |
Unresolved |
|
TRO |
| Crataegus fulleriana var. miranda (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus furcata Sarg. |
Unresolved |
|
TRO |
| Crataegus furtiva Beadle |
Unresolved |
|
TRO |
| Crataegus fusca Sarg. |
Unresolved |
|
TRO |
| Crataegus galbana Beadle |
Unresolved |
|
TRO |
| Crataegus gattingeri Ashe |
Unresolved |
|
TRO |
| Crataegus gaudens Sarg. |
Unresolved |
|
TRO |
| Crataegus gaultii Sarg. |
Unresolved |
|
TRO |
| Crataegus gaylussacia A. Heller |
Unresolved |
|
TRO |
| Crataegus gemmosa Sarg. |
Synonym |
|
TRO |
| Crataegus geneseensis Sarg. |
Unresolved |
|
TRO |
| Crataegus genialis Sarg. |
Unresolved |
|
TRO |
| Crataegus geniculata Ashe |
Unresolved |
|
TRO |
| Crataegus georgiana Sarg. |
Synonym |
|
TRO |
| Crataegus gilva Beadle |
Unresolved |
|
TRO |
| Crataegus glabra Thunb. |
Synonym |
|
TRO |
| Crataegus glabrata Sarg. |
Unresolved |
|
TRO |
| Crataegus glabrifolia Sarg. |
Synonym |
|
TRO |
| Crataegus glabriuscula Sarg. |
Synonym |
|
TRO |
| Crataegus glandulosa Michx. |
Unresolved |
|
TRO |
| Crataegus glandulosa Aiton |
Unresolved |
|
TRO |
| Crataegus × glareosa Ashe |
Unresolved |
|
TRO |
| Crataegus glauca Wall. ex G. Don |
Synonym |
|
TRO |
| Crataegus glaucophylla Sarg. |
Unresolved |
|
TRO |
| Crataegus globirimosa Murrill |
Unresolved |
|
TRO |
| Crataegus globosa Sarg. |
Synonym |
|
TRO |
| Crataegus gloriosa Sarg. |
Synonym |
|
TRO |
| Crataegus gracilior J.B. Phipps |
Accepted |
|
TRO |
| Crataegus gracilipes Sarg. |
Unresolved |
|
TRO |
| Crataegus × gracilis Cinoskis. |
Unresolved |
|
TRO |
| Crataegus gracilis Sarg. |
Unresolved |
|
TRO |
| Crataegus grandifolia J.B. Phipps |
Accepted |
|
TRO |
| Crataegus grandis Ashe |
Unresolved |
|
TRO |
| Crataegus gratiosa Sarg. |
Unresolved |
|
TRO |
| Crataegus gravesii Sarg. |
Unresolved |
|
TRO |
| Crataegus gravida Beadle |
Unresolved |
|
TRO |
| Crataegus gravis Ashe |
Unresolved |
|
TRO |
| Crataegus grayana Eggl. |
Synonym |
|
TRO |
| Crataegus greggiana Eggl. |
Accepted |
|
TRO |
| Crataegus grossa Sarg. |
Unresolved |
|
TRO |
| Crataegus gruberi Ashe |
Unresolved |
|
TRO |
| Crataegus habereri Sarg. |
Unresolved |
|
TRO |
| Crataegus habilis Ashe |
Unresolved |
|
TRO |
| Crataegus hadleyana Sarg. |
Synonym |
|
TRO |
| Crataegus haemacarpa Ashe |
Unresolved |
|
TRO |
| Crataegus × haemocarpa Ashe |
Unresolved |
|
TRO |
| Crataegus halliana Sarg. |
Unresolved |
|
TRO |
| Crataegus hamata Sarg. |
Unresolved |
|
TRO |
| Crataegus handyae Sarg. |
Unresolved |
|
TRO |
| Crataegus hannibalensis E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus harbisonii Beadle |
Unresolved |
|
TRO |
| Crataegus hargeri Sarg. |
Unresolved |
|
TRO |
| Crataegus harryi Sarg. |
Synonym |
|
TRO |
| Crataegus harveyana Sarg. |
Unresolved |
|
TRO |
| Crataegus heidelbergensis Sarg. |
Synonym |
|
TRO |
| Crataegus helderbergensis Sarg. |
Unresolved |
|
TRO |
| Crataegus helenae Grynj & Klok. |
Synonym |
|
TRO |
| Crataegus helenolae Grynj & Klok. |
Accepted |
|
TRO |
| Crataegus helvina Ashe |
Unresolved |
|
TRO |
| Crataegus henryi Dunn |
Synonym |
|
TRO |
| Crataegus heterodonta Pojark. |
Unresolved |
|
TRO |
| Crataegus hiemalis Lange |
Unresolved |
|
TRO |
| Crataegus hillii Sarg. |
Synonym |
|
TRO |
| Crataegus hirtella Sarg. |
Unresolved |
|
TRO |
| Crataegus hirtiflora Sarg. |
Synonym |
|
TRO |
| Crataegus hispidula Sarg. |
Synonym |
|
TRO |
| Crataegus hissarica Pojark. |
Unresolved |
|
TRO |
| Crataegus holmesiana Ashe |
Unresolved |
|
TRO |
| Crataegus holmesiana var. amicta (Ashe) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus holmesiana var. chippewaensis (Sarg.) E.J. Palmer |
Synonym |
|
TRO |
| Crataegus holmesiana var. magniflora (Sarg.) E.J. Palmer |
Synonym |
|
TRO |
| Crataegus holmesiana var. tardipes (Sarg.) Sarg. |
Unresolved |
|
TRO |
| Crataegus honeoyensis Sarg. |
Unresolved |
|
TRO |
| Crataegus honesta Sarg. |
Synonym |
|
TRO |
| Crataegus horridula Sarg. |
Unresolved |
|
TRO |
| Crataegus horseyi E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus howeana Sarg. |
Unresolved |
|
TRO |
| Crataegus hudsonica Sarg. |
Unresolved |
|
TRO |
| Crataegus hupehensis Sarg. |
Accepted |
|
TRO |
| Crataegus hupehensis var. flavida S.Y. Wang |
Synonym |
|
TRO |
| Crataegus hypolasia K. Koch |
Synonym |
|
TRO |
| Crataegus hystricina Ashe |
Unresolved |
|
TRO |
| Crataegus × ideae Sarg. |
Unresolved |
|
TRO |
| Crataegus ignava Beadle |
Unresolved |
|
TRO |
| Crataegus ignava Sarg. |
Unresolved |
|
TRO |
| Crataegus × illecebrosa Sarg. |
Unresolved |
|
TRO |
| Crataegus illinoiensis Ashe |
Unresolved |
|
TRO |
| Crataegus illudens Beadle |
Unresolved |
|
TRO |
| Crataegus illuminata Sarg. |
Unresolved |
|
TRO |
| Crataegus illustris Beadle |
Unresolved |
|
TRO |
| Crataegus × immanis Ashe |
Unresolved |
|
TRO |
| Crataegus immitis Ashe |
Unresolved |
|
TRO |
| Crataegus impar Beadle |
Unresolved |
|
TRO |
| Crataegus impervia Sarg. |
Unresolved |
|
TRO |
| Crataegus implicata Sarg. |
Unresolved |
|
TRO |
| Crataegus improvisa Sarg. |
Synonym |
|
TRO |
| Crataegus inanis Beadle |
Unresolved |
|
TRO |
| Crataegus inaudita Sarg. |
Unresolved |
|
TRO |
| Crataegus × incaedua Sarg. |
Unresolved |
|
TRO |
| Crataegus incana Beadle |
Unresolved |
|
TRO |
| Crataegus incilis Beadle |
Unresolved |
|
TRO |
| Crataegus incisa Sarg. |
Unresolved |
|
TRO |
| Crataegus incompta Sarg. |
Unresolved |
|
TRO |
| Crataegus indica L. |
Synonym |
|
TRO |
| Crataegus indicens Ashe |
Unresolved |
|
TRO |
| Crataegus indigens Ashe |
Unresolved |
|
TRO |
| Crataegus inducta Ashe |
Unresolved |
|
TRO |
| Crataegus inermis Sessé & Moc. |
Synonym |
|
TRO |
| Crataegus infensa Sarg. |
Unresolved |
|
TRO |
| Crataegus infesta Sarg. |
Unresolved |
|
TRO |
| Crataegus ingens Beadle |
Unresolved |
|
TRO |
| Crataegus inopina Beadle |
Unresolved |
|
TRO |
| Crataegus inopinata Sarg. |
Unresolved |
|
TRO |
| Crataegus inops Beadle |
Unresolved |
|
TRO |
| Crataegus insidiosa Beadle |
Unresolved |
|
TRO |
| Crataegus insignata Sarg. |
Unresolved |
|
TRO |
| Crataegus insignis Sarg. |
Synonym |
|
TRO |
| Crataegus insolens Sarg. |
Synonym |
|
TRO |
| Crataegus insolita Sarg. |
Unresolved |
|
TRO |
| Crataegus insperata Sarg. |
Unresolved |
|
TRO |
| Crataegus insularis Cinovskis |
Synonym |
|
TRO |
| Crataegus integra (Nash) Beadle |
Accepted |
|
TRO |
| Crataegus integrifolia (Roxb.) G. Klotz |
Synonym |
|
TRO |
| Crataegus integrifolius Roxb. |
Synonym |
|
TRO |
| Crataegus integriloba Sarg. |
Synonym |
|
TRO |
| Crataegus interior Beadle |
Unresolved |
|
TRO |
| Crataegus intermixta Beck |
Unresolved |
|
TRO |
| Crataegus × intermixta 8757+(pro sp.)+ |
Unresolved |
|
TRO |
| Crataegus intermixta Sarg. |
Unresolved |
|
TRO |
| Crataegus intricata Lange |
Unresolved |
|
TRO |
| Crataegus intricata var. boyntonii (Beadle) Kruschke |
Unresolved |
|
TRO |
| Crataegus intricata f. fortunata (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus intricata var. neobushii (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus intricata var. rubella (Beadle) Kruschke |
Unresolved |
|
TRO |
| Crataegus intricata var. straminea (Beadle) E.J. Palmer |
Synonym |
|
TRO |
| Crataegus intricata f. straminea (Beadle) Kruschke |
Unresolved |
|
TRO |
| Crataegus inusitula Sarg. |
Unresolved |
|
TRO |
| Crataegus invicta Beadle |
Unresolved |
|
TRO |
| Crataegus invisa Sarg. |
Unresolved |
|
TRO |
| Crataegus iracunda Beadle |
Unresolved |
|
TRO |
| Crataegus iracunda var. brumalis (Ashe) Kruschke |
Unresolved |
|
TRO |
| Crataegus iracunda var. diffusa (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus iracunda var. populnea (Ashe) Jafar |
Unresolved |
|
TRO |
| Crataegus iracunda var. stolonifera (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus irrasa Sarg. |
Unresolved |
|
TRO |
| Crataegus irrasa var. blanchardii (Sarg.) Eggl. |
Synonym |
|
TRO |
| Crataegus irrasa var. divergens Peck |
Synonym |
|
TRO |
| Crataegus isfajramensis Pachom. |
Unresolved |
|
TRO |
| Crataegus iterata Sarg. |
Unresolved |
|
TRO |
| Crataegus jackii Sarg. |
Unresolved |
|
TRO |
| Crataegus jasperensis Sarg. |
Unresolved |
|
TRO |
| Crataegus jenningsii Sarg. |
Unresolved |
|
TRO |
| Crataegus jesupii Sarg. |
Unresolved |
|
TRO |
| Crataegus johnstonii J.B. Phipps |
Accepted |
|
TRO |
| Crataegus jonesiae Sarg. |
Unresolved |
|
TRO |
| Crataegus jonesiae var. brownietta (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus jonesiae var. harryi (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus jozana C.K. Schneid. |
Unresolved |
|
TRO |
| Crataegus kansuensis E.H. Wilson |
Accepted |
|
TRO |
| Crataegus karadaghensis Pojark. |
Unresolved |
|
TRO |
| Crataegus keepii Sarg. |
Unresolved |
|
TRO |
| Crataegus × kellermanii Sarg. |
Unresolved |
|
TRO |
| Crataegus × kelloggii Sarg. |
Unresolved |
|
TRO |
| Crataegus kennedyi Sarg. |
Synonym |
|
TRO |
| Crataegus × kingstonensis Sarg. |
Unresolved |
|
TRO |
| Crataegus kinzerae Sarg. |
Unresolved |
|
TRO |
| Crataegus klokovii Ivaschin |
Unresolved |
|
TRO |
| Crataegus × knieskerniana Sarg. |
Unresolved |
|
TRO |
| Crataegus knorringiana Pojark. |
Unresolved |
|
TRO |
| Crataegus komarovii Sarg. |
Synonym |
|
TRO |
| Crataegus korolkowii L. Henry |
Accepted |
|
TRO |
| Crataegus kulingensis Sarg. |
Synonym |
|
TRO |
| Crataegus × kupfferi Cinovskis. |
Unresolved |
|
TRO |
| Crataegus kyrtostyla auct. |
Synonym |
|
TRO |
| Crataegus lacera Sarg. |
Unresolved |
|
TRO |
| Crataegus laciniata Ucria |
Unresolved |
|
TRO |
| Crataegus laciniata subsp. pojarkovae Franco |
Synonym |
|
TRO |
| Crataegus lacrimata Small |
Unresolved |
|
TRO |
| Crataegus laetans Sarg. |
Unresolved |
|
TRO |
| Crataegus × laetifica Sarg. |
Unresolved |
|
TRO |
| Crataegus laetula Sarg. |
Unresolved |
|
TRO |
| Crataegus laevicalyx J.X. Huang, L.Y. Sun & T.J. Feng |
Synonym |
|
TRO |
| Crataegus laevigata (Poir.) DC. |
Accepted |
|
TRO |
| Crataegus lanata Beadle |
Unresolved |
|
TRO |
| Crataegus lancei J.B. Phipps |
Unresolved |
|
TRO |
| Crataegus lanceolata Sarg. |
Synonym |
|
TRO |
| Crataegus × laneyi Sarg. |
Unresolved |
|
TRO |
| Crataegus lanigera Sarg. |
Unresolved |
|
TRO |
| Crataegus lanuginosa Sarg. |
Unresolved |
|
TRO |
| Crataegus lasiantha Sarg. |
Unresolved |
|
TRO |
| Crataegus lassa Beadle |
Unresolved |
|
TRO |
| Crataegus × latebrosa 8757+(pro sp.)+ |
Unresolved |
|
TRO |
| Crataegus latebrosa Sarg. |
Unresolved |
|
TRO |
| Crataegus latifrons Sarg. |
Unresolved |
|
TRO |
| Crataegus latisepala Ashe |
Synonym |
|
TRO |
| Crataegus × laurentiana Sarg. |
Unresolved |
|
TRO |
| Crataegus laurentiana var. brunetiana (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus lauta Sarg. |
Unresolved |
|
TRO |
| Crataegus × lawrencensis 8757+(pro sp.)+ |
Unresolved |
|
TRO |
| Crataegus lawrencensis Sarg. |
Unresolved |
|
TRO |
| Crataegus laxa Beadle |
Unresolved |
|
TRO |
| Crataegus laxiflora Sarg. |
Synonym |
|
TRO |
| Crataegus leimonia Sarg. |
Unresolved |
|
TRO |
| Crataegus leioclada Sarg. |
Unresolved |
|
TRO |
| Crataegus leiomonogyna Klokov |
Accepted |
|
TRO |
| Crataegus leiophylla Sarg. |
Synonym |
|
TRO |
| Crataegus leiophylla var. maineana (Sarg.) Eggl. |
Unresolved |
|
TRO |
| Crataegus lemingtonensis Sarg. |
Unresolved |
|
TRO |
| Crataegus lenis Beadle |
Unresolved |
|
TRO |
| Crataegus lennoniana Sarg. |
Unresolved |
|
TRO |
| Crataegus lenta Ashe |
Unresolved |
|
TRO |
| Crataegus lentula Ashe |
Unresolved |
|
TRO |
| Crataegus leonensis E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus lepida Beadle |
Unresolved |
|
TRO |
| Crataegus leptalea Sarg. |
Unresolved |
|
TRO |
| Crataegus leptophylla Sarg. |
Synonym |
|
TRO |
| Crataegus leptopoda Sarg. |
Unresolved |
|
TRO |
| Crataegus letchworthiana Sarg. |
Unresolved |
|
TRO |
| Crataegus lettermanii Sarg. |
Synonym |
|
TRO |
| Crataegus leucantha Laughlin |
Unresolved |
|
TRO |
| Crataegus levis Sarg. |
Unresolved |
|
TRO |
| Crataegus limata Beadle |
Unresolved |
|
TRO |
| Crataegus limatula Sarg. |
Synonym |
|
TRO |
| Crataegus limnophila Sarg. |
Unresolved |
|
TRO |
| Crataegus limnophiloides Murrill |
Unresolved |
|
TRO |
| Crataegus limosa Sarg. |
Unresolved |
|
TRO |
| Crataegus lindmanii Hrab.-Uhr. |
Accepted |
|
TRO |
| Crataegus lipskyi Klokov |
Unresolved |
|
TRO |
| Crataegus × littoralis Sarg. |
Unresolved |
|
TRO |
| Crataegus livingstoniana Sarg. |
Unresolved |
|
TRO |
| Crataegus livoniana Sarg. |
Unresolved |
|
TRO |
| Crataegus lobulata Sarg. |
Synonym |
|
TRO |
| Crataegus × locuples Sarg. |
Unresolved |
|
TRO |
| Crataegus longipedunculata Sarg. |
Unresolved |
|
TRO |
| Crataegus longispina Sarg. |
Unresolved |
|
TRO |
| Crataegus × lucorum Sarg. |
Unresolved |
|
TRO |
| Crataegus lucorum var. insolens (Sarg.) Eggl. |
Unresolved |
|
TRO |
| Crataegus luculenta Sarg. |
Synonym |
|
TRO |
| Crataegus ludoviciensis Sarg. |
Unresolved |
|
TRO |
| Crataegus lumaria Ashe |
Synonym |
|
TRO |
| Crataegus luminosa Sarg. |
Unresolved |
|
TRO |
| Crataegus lutensis Sarg. |
Synonym |
|
TRO |
| Crataegus luteola Sarg. |
Unresolved |
|
TRO |
| Crataegus luxuriosa Sarg. |
Unresolved |
|
TRO |
| Crataegus lyi H. Lév. |
Synonym |
|
TRO |
| Crataegus macauleyae Sarg. |
Unresolved |
|
TRO |
| Crataegus macera Sarg. |
Unresolved |
|
TRO |
| Crataegus macilenta Beadle |
Unresolved |
|
TRO |
| Crataegus mackensenii Sarg. |
Unresolved |
|
TRO |
| Crataegus mackenzii Sarg. |
Unresolved |
|
TRO |
| Crataegus mackenzii var. aspera (Sarg.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus mackenzii var. bracteata (Sarg.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus macounii Sarg. |
Unresolved |
|
TRO |
| Crataegus macra Beadle |
Unresolved |
|
TRO |
| Crataegus macracantha Lodd. ex Loudon |
Synonym |
|
TRO |
| Crataegus macracantha var. colorado (Ashe) Kruschke |
Unresolved |
|
TRO |
| Crataegus macracantha var. divida (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus macracantha var. integriloba (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus macracantha var. neofluvialis (Ashe) Eggl. |
Synonym |
|
TRO |
| Crataegus macracantha var. occidentalis (Britton) Eggl. |
Synonym |
|
TRO |
| Crataegus macracantha var. pertomentosa (Ashe) Kruschke |
Unresolved |
|
TRO |
| Crataegus macracantha var. rhombifolia (Sarg.) Eggl. |
Unresolved |
|
TRO |
| Crataegus macracantha var. succulenta (Schrad. ex Link) Eggl. |
Synonym |
|
TRO |
| Crataegus macrocalyx Sarg. |
Unresolved |
|
TRO |
| Crataegus macrocarpa Hagetsch. |
Unresolved |
|
TRO |
| Crataegus macrophylla Sarg. |
Unresolved |
|
TRO |
| Crataegus macropoda Sarg. |
Unresolved |
|
TRO |
| Crataegus macrosperma Ashe |
Unresolved |
|
TRO |
| Crataegus macrosperma var. acutiloba (Sarg.) Eggl. |
Unresolved |
|
TRO |
| Crataegus macrosperma var. demissa (Sarg.) Eggl. |
Unresolved |
|
TRO |
| Crataegus macrosperma var. eganii (Ashe) Kruschke |
Unresolved |
|
TRO |
| Crataegus macrosperma var. matura (Sarg.) Eggl. |
Unresolved |
|
TRO |
| Crataegus macrosperma var. pastorum (Sarg.) Eggl. |
Unresolved |
|
TRO |
| Crataegus macrosperma var. pentandra (Sarg.) Eggl. |
Unresolved |
|
TRO |
| Crataegus macrosperma var. roanensis (Ashe) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus magniflora Sarg. |
Synonym |
|
TRO |
| Crataegus magnifolia Sarg. |
Synonym |
|
TRO |
| Crataegus maineana Sarg. |
Synonym |
|
TRO |
| Crataegus maloides Sarg. |
Synonym |
|
TRO |
| Crataegus × mansfieldensis Sarg. |
Unresolved |
|
TRO |
| Crataegus marcida Ashe |
Unresolved |
|
TRO |
| Crataegus margaretta Ashe |
Unresolved |
|
TRO |
| Crataegus margaretta var. brownii (Britton) Sarg. |
Unresolved |
|
TRO |
| Crataegus margaretta var. meiophylla (Sarg.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus mariettensis Sarg. |
Unresolved |
|
TRO |
| Crataegus × maritima Cinovskis |
Synonym |
|
TRO |
| Crataegus marshallii Eggl. |
Unresolved |
|
TRO |
| Crataegus matura Sarg. |
Synonym |
|
TRO |
| Crataegus maximowiczii C.K. Schneid. |
Accepted |
|
TRO |
| Crataegus maximowiczii var. ninganensis S.Q. Nie & B.J. Jen |
Synonym |
|
TRO |
| Crataegus mcgeeae Ashe |
Unresolved |
|
TRO |
| Crataegus medioxima Sarg. |
Unresolved |
|
TRO |
| Crataegus megapulchra Murrill |
Unresolved |
|
TRO |
| Crataegus meiophylla Sarg. |
Synonym |
|
TRO |
| Crataegus melanocarpa M. Bieb. |
Synonym |
|
TRO |
| Crataegus membranacea Sarg. |
Synonym |
|
TRO |
| Crataegus menandiana Sarg. |
Unresolved |
|
TRO |
| Crataegus mendosa Beadle |
Unresolved |
|
TRO |
| Crataegus mercerensis Sarg. |
Unresolved |
|
TRO |
| Crataegus meridiana Beadle |
Unresolved |
|
TRO |
| Crataegus meridionalis Sarg. |
Unresolved |
|
TRO |
| Crataegus × merita Sarg. |
Unresolved |
|
TRO |
| Crataegus meticulosa Sarg. |
Unresolved |
|
TRO |
| Crataegus mexicana Moc. & Sessé ex DC. |
Accepted |
|
TRO |
| Crataegus mexicana var. microsperma Eggl. |
Synonym |
|
TRO |
| Crataegus meyeri Pojark. |
Unresolved |
|
TRO |
| Crataegus michauxii Pers. |
Unresolved |
|
TRO |
| Crataegus michiganensis Ashe |
Synonym |
|
TRO |
| Crataegus microcarpa Lindl. |
Unresolved |
|
TRO |
| Crataegus microphylla C. Koch |
Unresolved |
|
TRO |
| Crataegus microsperma Sarg. |
Unresolved |
|
TRO |
| Crataegus milleri Sarg. |
Unresolved |
|
TRO |
| Crataegus miniata Ashe |
Unresolved |
|
TRO |
| Crataegus minor Sessé & Moc. |
Synonym |
|
TRO |
| Crataegus minutiflora Sarg. |
Unresolved |
|
TRO |
| Crataegus mira Beadle |
Unresolved |
|
TRO |
| Crataegus miranda Sarg. |
Synonym |
|
TRO |
| Crataegus missouriensis Ashe |
Unresolved |
|
TRO |
| Crataegus mitis Sarg. |
Unresolved |
|
TRO |
| Crataegus modesta Sarg. |
Unresolved |
|
TRO |
| Crataegus mohrii Beadle |
Synonym |
|
TRO |
| Crataegus mollicula Sarg. |
Synonym |
|
TRO |
| Crataegus mollis Scheele |
Synonym |
|
TRO |
| Crataegus mollis f. dumetosa (Sarg.) E.J. Palmer |
Synonym |
|
TRO |
| Crataegus mollis var. dumetosa (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus mollis var. sera (Sarg.) Eggl. |
Unresolved |
|
TRO |
| Crataegus mollita Sarg. |
Unresolved |
|
TRO |
| Crataegus monantha Sarg. |
Unresolved |
|
TRO |
| Crataegus monogyna Jacq. |
Accepted |
|
TRO |
| Crataegus monogyna subsp. azarella Franco |
Synonym |
|
TRO |
| Crataegus monogyna subsp. curvisepala Soó |
Synonym |
|
TRO |
| Crataegus monogyna subsp. leiomonogyna Franco |
Synonym |
|
TRO |
| Crataegus monogyna var. ronnigeri K.Malý |
Unresolved |
|
WCSP (in review) |
| Crataegus monosperma Sarg. |
Unresolved |
|
TRO |
| Crataegus monstrata Sarg. |
Unresolved |
|
TRO |
| Crataegus monticola Cinovskis |
Unresolved |
|
TRO |
| Crataegus montivaga Sarg. |
Unresolved |
|
TRO |
| Crataegus mortonis Laughlin |
Synonym |
|
TRO |
| Crataegus moselemensis Gruber |
Unresolved |
|
TRO |
| Crataegus multifida Ashe |
Unresolved |
|
TRO |
| Crataegus multispina Ashe |
Unresolved |
|
TRO |
| Crataegus munda Beadle |
Unresolved |
|
TRO |
| Crataegus munita Sarg. |
Unresolved |
|
TRO |
| Crataegus myrtifolia C. Presl |
Unresolved |
|
TRO |
| Crataegus nananixonii J.B. Phipps & O'Kennon |
Unresolved |
|
TRO |
| Crataegus napaea Sarg. |
Unresolved |
|
TRO |
| Crataegus necopinata Pojark. |
Accepted |
|
TRO |
| Crataegus nelsonii Eggl. |
Unresolved |
|
TRO |
| Crataegus nemoralis Sarg. |
Unresolved |
|
TRO |
| Crataegus neobaxteri Sarg. |
Unresolved |
|
TRO |
| Crataegus neobushii Sarg. |
Synonym |
|
TRO |
| Crataegus neofluvialis Ashe |
Synonym |
|
TRO |
| Crataegus neolondinensis Sarg. |
Unresolved |
|
TRO |
| Crataegus nescia Sarg. |
Unresolved |
|
TRO |
| Crataegus newelliana Murrill |
Unresolved |
|
TRO |
| Crataegus nikitinii Essenova |
Unresolved |
|
TRO |
| Crataegus nitens Sarg. |
Synonym |
|
TRO |
| Crataegus nitida (Engelm. ex Britton & A. Br.) Sarg. |
Accepted |
|
TRO |
| Crataegus × nitidula Sarg. |
Unresolved |
|
TRO |
| Crataegus nitidula var. limatula (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus nitidula var. recedens (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus notabilis Sarg. |
Unresolved |
|
TRO |
| Crataegus notha Sarg. |
Unresolved |
|
TRO |
| Crataegus nubicola Beadle |
Unresolved |
|
TRO |
| Crataegus nuda Sarg. |
Unresolved |
|
TRO |
| Crataegus numerosa Sarg. |
Unresolved |
|
TRO |
| Crataegus nupera Ashe |
Unresolved |
|
TRO |
| Crataegus oakesiana Eggl. |
Unresolved |
|
TRO |
| Crataegus obesa Ashe |
Synonym |
|
TRO |
| Crataegus oblita Sarg. |
Unresolved |
|
TRO |
| Crataegus oblongifolia Sarg. |
Unresolved |
|
TRO |
| Crataegus obscura Sarg. |
Unresolved |
|
TRO |
| Crataegus obtusifolia Pers. |
Synonym |
|
TRO |
| Crataegus occidentalis Britton |
Synonym |
|
TRO |
| Crataegus ohioensis Sarg. |
Synonym |
|
TRO |
| Crataegus okanaganensis J.B. Phipps & O'Kennon |
Unresolved |
|
TRO |
| Crataegus okennonii J.B. Phipps |
Unresolved |
|
TRO |
| Crataegus olida Ashe |
Unresolved |
|
TRO |
| Crataegus olivacea Sarg. |
Unresolved |
|
TRO |
| Crataegus onusta Ashe |
Unresolved |
|
TRO |
| Crataegus opaca Hook. & Arn. |
Unresolved |
|
TRO |
| Crataegus operta Ashe |
Unresolved |
|
TRO |
| Crataegus opica Ashe |
Unresolved |
|
TRO |
| Crataegus opima Beadle |
Unresolved |
|
TRO |
| Crataegus opulens Sarg. |
Synonym |
|
TRO |
| Crataegus orbicularis J.B. Phipps & O'Kennon |
Unresolved |
|
TRO |
| Crataegus oresbia W.W. Sm. |
Accepted |
|
TRO |
| Crataegus orientalis Pall. ex Bieb. |
Unresolved |
|
TRO |
| Crataegus orientobaltica Cinovskis |
Unresolved |
|
TRO |
| Crataegus ornata Sarg. |
Unresolved |
|
TRO |
| Crataegus osiliensis Cinovskis |
Accepted |
|
TRO |
| Crataegus otiosa Ashe |
Unresolved |
|
TRO |
| Crataegus ouachitensis E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus ovata Sarg. |
Synonym |
|
TRO |
| Crataegus ovatifolia Sarg. |
Unresolved |
|
TRO |
| Crataegus oxyacantha L. |
Synonym |
|
TRO |
| Crataegus oxyacantha subsp. palmstruchii Hrabetova-Uhrova |
Synonym |
|
TRO |
| Crataegus oxyacantha var. pinnatifida Regel |
Synonym |
|
TRO |
| Crataegus pachyphylla Sarg. |
Unresolved |
|
TRO |
| Crataegus pactilis Ashe |
Unresolved |
|
TRO |
| Crataegus paddockiae Sarg. |
Unresolved |
|
TRO |
| Crataegus padifolia Sarg. |
Unresolved |
|
TRO |
| Crataegus pagensis Sarg. |
Unresolved |
|
TRO |
| Crataegus pallasii Griseb. |
Accepted |
|
TRO |
| Crataegus pallens Beadle |
Unresolved |
|
TRO |
| Crataegus palliata Sarg. |
Unresolved |
|
TRO |
| Crataegus pallidula Sarg. |
Unresolved |
|
TRO |
| Crataegus palmeri Sarg. |
Synonym |
|
TRO |
| Crataegus palmstruchii Lindm. |
Accepted |
|
TRO |
| Crataegus paludosa Sarg. |
Unresolved |
|
TRO |
| Crataegus palustris Ashe |
Unresolved |
|
TRO |
| Crataegus pamiroalaica V. Zapr. |
Unresolved |
|
TRO |
| Crataegus panda Beadle |
Unresolved |
|
TRO |
| Crataegus panda Ashe |
Unresolved |
|
TRO |
| Crataegus paradoxa Sarg. |
Synonym |
|
TRO |
| Crataegus parca Ashe |
Unresolved |
|
TRO |
| Crataegus parciflora Sarg. |
Unresolved |
|
TRO |
| Crataegus parkiae Sarg. |
Unresolved |
|
TRO |
| Crataegus parryana Eggl. |
Synonym |
|
TRO |
| Crataegus parviflora Sarg. |
Unresolved |
|
TRO |
| Crataegus parvifolia Aiton |
Unresolved |
|
TRO |
| Crataegus parvula Sarg. |
Synonym |
|
TRO |
| Crataegus pascens Ashe |
Unresolved |
|
TRO |
| Crataegus pastorum Sarg. |
Synonym |
|
TRO |
| Crataegus patrum Sarg. |
Unresolved |
|
TRO |
| Crataegus pauciflora (Poir.) Pers. |
Synonym |
|
TRO |
| Crataegus paucispina Sarg. |
Synonym |
|
TRO |
| Crataegus pausiaca Ashe |
Synonym |
|
TRO |
| Crataegus pearsonii Ashe |
Unresolved |
|
TRO |
| Crataegus pechiana Sarg. |
Unresolved |
|
TRO |
| Crataegus peckietta Sarg. |
Unresolved |
|
TRO |
| Crataegus peckii Sarg. |
Unresolved |
|
TRO |
| Crataegus pedicellata Sarg. |
Unresolved |
|
TRO |
| Crataegus pedicellata var. albicans (Ashe) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus pedicellata var. assurgens (Sarg.) E.J. Palmer |
Synonym |
|
TRO |
| Crataegus pedicellata f. assurgens (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus pedicellata var. caesa (Ashe) Kruschke |
Unresolved |
|
TRO |
| Crataegus pedicellata var. ellwangeriana (Sarg.) Eggl. |
Unresolved |
|
TRO |
| Crataegus pedicellata var. gloriosa (Sarg.) Sarg. |
Unresolved |
|
TRO |
| Crataegus pedicellata var. robesoniana (Sarg.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus pedicellata var. sertata (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus pellecta Sarg. |
Unresolved |
|
TRO |
| Crataegus pellucidula Sarg. |
Unresolved |
|
TRO |
| Crataegus penita Beadle |
Unresolved |
|
TRO |
| Crataegus pennsylvanica Ashe |
Unresolved |
|
TRO |
| Crataegus pennypackeri Sarg. |
Unresolved |
|
TRO |
| Crataegus pentagyna Waldst. & Kit. |
Accepted |
|
TRO |
| Crataegus pentandra Sarg. |
Synonym |
|
TRO |
| Crataegus pentaneura Ashe |
Unresolved |
|
TRO |
| Crataegus pentasperma Ashe |
Unresolved |
|
TRO |
| Crataegus peoriensis Sarg. |
Synonym |
|
TRO |
| Crataegus pequotorum Sarg. |
Unresolved |
|
TRO |
| Crataegus peramoena Sarg. |
Unresolved |
|
TRO |
| Crataegus peregrina Sarg. |
Unresolved |
|
TRO |
| Crataegus perjucunda Sarg. |
Unresolved |
|
TRO |
| Crataegus perlevis Ashe |
Unresolved |
|
TRO |
| Crataegus permera Sarg. |
Unresolved |
|
TRO |
| Crataegus × permixta 7800+(pro sp.)+ |
Unresolved |
|
TRO |
| Crataegus permixta E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus × persimilis Sarg. |
Unresolved |
|
TRO |
| Crataegus persistens Sarg. |
Unresolved |
|
TRO |
| Crataegus pertomentosa Ashe |
Synonym |
|
TRO |
| Crataegus pexa Beadle |
Unresolved |
|
TRO |
| Crataegus phaenopyrum (L. f.) Medik. |
Accepted |
|
TRO |
| Crataegus phaneroneura Sarg. |
Unresolved |
|
TRO |
| Crataegus philadelphica Sarg. |
Synonym |
|
TRO |
| Crataegus phippsii O'Kennon |
Unresolved |
|
TRO |
| Crataegus phlebodia Sarg. |
Unresolved |
|
TRO |
| Crataegus picta Sarg. |
Unresolved |
|
TRO |
| Crataegus pilifera Sarg. |
Unresolved |
|
TRO |
| Crataegus × pilosa Sarg. |
Unresolved |
|
TRO |
| Crataegus pinetorum Beadle |
Unresolved |
|
TRO |
| Crataegus pinguis Sarg. |
Unresolved |
|
TRO |
| Crataegus pinnatifida Bunge |
Accepted |
|
TRO |
| Crataegus pinnatifida f. geholensis (C.K. Schneid.) Kitag. |
Synonym |
|
TRO |
| Crataegus pinnatifida var. geholensis C.K. Schneid. |
Synonym |
|
TRO |
| Crataegus pinnatifida var. korolkowii (Asch. & Graebn.) Yabe |
Synonym |
|
TRO |
| Crataegus pinnatifida var. major N.E. Br. |
Accepted |
|
TRO |
| Crataegus pinnatifida var. pinnatifida |
Accepted |
|
TRO |
| Crataegus pinnatifida var. psilosa C.K. Schneid. |
Accepted |
|
TRO |
| Crataegus pinnatifida f. psilosa (C.K. Schneid.) Kitag. |
Synonym |
|
TRO |
| Crataegus pinnatifida var. songarica Dippel |
Synonym |
|
TRO |
| Crataegus piperi Britton |
Synonym |
|
TRO |
| Crataegus pisifera Sarg. |
Synonym |
|
TRO |
| Crataegus placens Sarg. |
Unresolved |
|
TRO |
| Crataegus placiva Sarg. |
Unresolved |
|
TRO |
| Crataegus plagiosepala Pojark. |
Unresolved |
|
TRO |
| Crataegus plana Sarg. |
Unresolved |
|
TRO |
| Crataegus platycarpa Sarg. |
Unresolved |
|
TRO |
| Crataegus pojarkovae Kossych |
Accepted |
|
TRO |
| Crataegus poliophylla Sarg. |
Unresolved |
|
TRO |
| Crataegus polita Sarg. |
Unresolved |
|
TRO |
| Crataegus polita var. tatnalliana (Sarg.) Sarg. |
Unresolved |
|
TRO |
| Crataegus poloniensis Cinovskis |
Unresolved |
|
TRO |
| Crataegus polybracteata Ashe |
Unresolved |
|
TRO |
| Crataegus polyclada Sarg. |
Unresolved |
|
TRO |
| Crataegus pontica C. Koch |
Accepted |
|
TRO |
| Crataegus popovii Chrshan. |
Unresolved |
|
TRO |
| Crataegus populifolia Walter |
Unresolved |
|
TRO |
| Crataegus populnea Ashe |
Synonym |
|
TRO |
| Crataegus porracea Ashe |
Unresolved |
|
TRO |
| Crataegus porrecta Ashe |
Unresolved |
|
TRO |
| Crataegus porteri Britton |
Synonym |
|
TRO |
| Crataegus porteri var. caerulescens (Sarg.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus praearmata Klokov |
Unresolved |
|
TRO |
| Crataegus praeclara Sarg. |
Unresolved |
|
TRO |
| Crataegus praecoqua Sarg. |
Unresolved |
|
TRO |
| Crataegus praecox Sarg. |
Synonym |
|
TRO |
| Crataegus praeformosa Murrill |
Unresolved |
|
TRO |
| Crataegus praestans Sarg. |
Unresolved |
|
TRO |
| Crataegus praetermissa Sarg. |
Synonym |
|
TRO |
| Crataegus pratensis Sarg. |
Unresolved |
|
TRO |
| Crataegus premora Ashe |
Unresolved |
|
TRO |
| Crataegus pringlei Sarg. |
Synonym |
|
TRO |
| Crataegus pringlei var. exclusa (Sarg.) Eggl. |
Unresolved |
|
TRO |
| Crataegus pringlei var. lobulata (Sarg.) Eggl. |
Unresolved |
|
TRO |
| Crataegus prinoides Sarg. |
Unresolved |
|
TRO |
| Crataegus prismatica Ashe |
Unresolved |
|
TRO |
| Crataegus procera Sarg. |
Unresolved |
|
TRO |
| Crataegus promiens Sarg. |
Unresolved |
|
TRO |
| Crataegus promissa Sarg. |
Unresolved |
|
TRO |
| Crataegus prona Ashe |
Unresolved |
|
TRO |
| Crataegus propensa Sarg. |
Unresolved |
|
TRO |
| Crataegus propinqua Ashe |
Unresolved |
|
TRO |
| Crataegus propixa Sarg. |
Unresolved |
|
TRO |
| Crataegus propria Sarg. |
Unresolved |
|
TRO |
| Crataegus pruinosa (H.L. Wendl.) K. Koch |
Accepted |
|
TRO |
| Crataegus pruinosa f. angulata (Sarg.) E.J. Palmer |
Accepted |
|
TRO |
| Crataegus pruinosa var. brachypoda (Sarg.) E.J. Palmer |
Accepted |
|
TRO |
| Crataegus pruinosa var. cognata (Sarg.) J.B. Phipps |
Accepted |
|
TRO |
| Crataegus pruinosa var. conjuncta (Sarg.) Eggl. |
Accepted |
|
TRO |
| Crataegus pruinosa var. delawarensis (Sarg.) E.J. Palmer |
Accepted |
|
TRO |
| Crataegus pruinosa f. dissona (Sarg.) Eggl. |
Synonym |
|
TRO |
| Crataegus pruinosa var. dissona (Sarg.) Eggl. |
Synonym |
|
TRO |
| Crataegus pruinosa var. dissona (Sarg.) J.B. Phipps |
Accepted |
|
TRO |
| Crataegus pruinosa var. georgiana (Sarg.) J.B. Phipps |
Accepted |
|
TRO |
| Crataegus pruinosa var. latisepala (Ashe) Eggl. |
Accepted |
|
TRO |
| Crataegus pruinosa var. leiophylla (Sarg.) J.B. Phipps |
Accepted |
|
TRO |
| Crataegus pruinosa var. magnifolia (Sarg.) J.B. Phipps |
Accepted |
|
TRO |
| Crataegus pruinosa var. parvula (Sarg.) J.B. Phipps |
Accepted |
|
TRO |
| Crataegus pruinosa var. philadelphica (Sarg.) Eggl. |
Accepted |
|
TRO |
| Crataegus pruinosa var. porteri (Britton) Eggl. |
Accepted |
|
TRO |
| Crataegus pruinosa var. rugosa (Ashe) Kruschke |
Accepted |
|
TRO |
| Crataegus pruinosa var. virella (Ashe) Kruschke |
Accepted |
|
TRO |
| Crataegus prunifolia (Poir.) Pers. |
Accepted |
|
TRO |
| Crataegus pseudoambigua Pojark. |
Unresolved |
|
TRO |
| Crataegus pseudoazarolus Popov |
Unresolved |
|
TRO |
| Crataegus pseudoheterophylla Pojark. |
Unresolved |
|
TRO |
| Crataegus pseudokyrtostyla Klokov |
Synonym |
|
TRO |
| Crataegus pseudomelanocarpa M. Pop. ex Pojark. |
Unresolved |
|
TRO |
| Crataegus × pseudooxyacantha Cinovskis. |
Unresolved |
|
TRO |
| Crataegus pseudosanguinea M. Pop. ex Pojark. |
Unresolved |
|
TRO |
| Crataegus × puberis Sarg. |
Unresolved |
|
TRO |
| Crataegus pubescens Steud. |
Unresolved |
|
TRO |
| Crataegus pubescens (C. Presl) C. Presl |
Accepted |
|
TRO |
| Crataegus pubifolia Ashe |
Unresolved |
|
TRO |
| Crataegus pudens Sarg. |
Unresolved |
|
TRO |
| Crataegus pulcherrima Ashe |
Unresolved |
|
TRO |
| Crataegus pulchra Sarg. |
Unresolved |
|
TRO |
| Crataegus pulla Beadle |
Unresolved |
|
TRO |
| Crataegus punctata Jacq. |
Synonym |
|
TRO |
| Crataegus punctata f. aurea (Aiton) Rehder |
Unresolved |
|
TRO |
| Crataegus punctata var. aurea Aiton |
Synonym |
|
TRO |
| Crataegus punctata f. canescens (Britton) Kruschke |
Unresolved |
|
TRO |
| Crataegus punctata var. canescens Britton |
Synonym |
|
TRO |
| Crataegus punctata var. pausiaca (Ashe) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus purpurea J.A. Bosc ex DC. |
Synonym |
|
TRO |
| Crataegus purpurea var. altaica Loudon |
Synonym |
|
TRO |
| Crataegus purpurella J.B. Phipps & O'Kennon |
Unresolved |
|
TRO |
| Crataegus puta Sarg. |
Unresolved |
|
TRO |
| Crataegus putata Sarg. |
Unresolved |
|
TRO |
| Crataegus putnamiana Sarg. |
Unresolved |
|
TRO |
| Crataegus pyracantha (L.) Medik. |
Synonym |
|
TRO |
| Crataegus pyracantha var. crenulata (D. Don) Loudon |
Synonym |
|
TRO |
| Crataegus pyracantha var. pauciflora (Poir.) Steud. |
Synonym |
|
TRO |
| Crataegus pyracanthoides Beadle |
Unresolved |
|
TRO |
| Crataegus pyracanthoides var. arborea (Beadle) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus pyramidata Sarg. |
Unresolved |
|
TRO |
| Crataegus pyrifolia Lam. |
Synonym |
|
TRO |
| Crataegus pyriformis Jacques |
Unresolved |
|
TRO |
| Crataegus pyriformis Britton |
Unresolved |
|
TRO |
| Crataegus pyripulchra Murrill |
Unresolved |
|
TRO |
| Crataegus quaesita Beadle |
Unresolved |
|
TRO |
| Crataegus quercina Ashe |
Unresolved |
|
TRO |
| Crataegus quinebaugensis Sarg. |
Unresolved |
|
TRO |
| Crataegus quitensis Benth. |
Unresolved |
|
TRO |
| Crataegus radians Sarg. |
Unresolved |
|
TRO |
| Crataegus radiata Sarg. |
Unresolved |
|
TRO |
| Crataegus raleighensis Ashe |
Unresolved |
|
TRO |
| Crataegus ramosa Sarg. |
Unresolved |
|
TRO |
| Crataegus × randiana Sarg. |
Unresolved |
|
TRO |
| Crataegus rara Sarg. |
Unresolved |
|
TRO |
| Crataegus rava Beadle |
Unresolved |
|
TRO |
| Crataegus ravenelii Sarg. |
Unresolved |
|
TRO |
| Crataegus ravida Ashe |
Unresolved |
|
TRO |
| Crataegus recedens Sarg. |
Synonym |
|
TRO |
| Crataegus recordabilis Sarg. |
Unresolved |
|
TRO |
| Crataegus recurva Beadle |
Unresolved |
|
TRO |
| Crataegus redolens Ashe |
Unresolved |
|
TRO |
| Crataegus regalis Beadle |
Synonym |
|
TRO |
| Crataegus regalis var. paradoxa (Sarg.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus relicta Sarg. |
Unresolved |
|
TRO |
| Crataegus remota Sarg. |
Unresolved |
|
TRO |
| Crataegus remotilobata Raikova ex Popov |
Accepted |
|
TRO |
| Crataegus repentina Sarg. |
Unresolved |
|
TRO |
| Crataegus repulsans Sarg. |
Unresolved |
|
TRO |
| Crataegus resecta Ashe |
Unresolved |
|
TRO |
| Crataegus reses Ashe |
Unresolved |
|
TRO |
| Crataegus resima Beadle |
Unresolved |
|
TRO |
| Crataegus retrusa Ashe |
Unresolved |
|
TRO |
| Crataegus reverchonii Sarg. |
Unresolved |
|
TRO |
| Crataegus reverchonii var. discolor (Sarg.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus reverchonii var. mohrii (Beadle) J.B. Phipps |
Unresolved |
|
TRO |
| Crataegus reverchonii var. palmeri (Sarg.) J.B. Phipps |
Unresolved |
|
TRO |
| Crataegus reverchonii var. stevensiana (Sarg.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus rhipidophylla Gand. |
Unresolved |
|
TRO |
| Crataegus rhipidophylla var. ronnigeri (K.Malý) Janjic |
Unresolved |
|
WCSP (in review) |
| Crataegus rhodella Ashe |
Unresolved |
|
TRO |
| Crataegus rhombifolia Sarg. |
Synonym |
|
TRO |
| Crataegus ridgwayi Sarg. |
Unresolved |
|
TRO |
| Crataegus rigens Beadle |
Unresolved |
|
TRO |
| Crataegus rigida Sarg. |
Unresolved |
|
TRO |
| Crataegus rimosa Beadle |
Unresolved |
|
TRO |
| Crataegus rimosiformis Murrill |
Unresolved |
|
TRO |
| Crataegus riparia Ashe |
Unresolved |
|
TRO |
| Crataegus rivularis Nutt. |
Unresolved |
|
TRO |
| Crataegus rivuloadamensis J.B. Phipps & O'Kennon |
Unresolved |
|
TRO |
| Crataegus rivulopugnensis J.B. Phipps & O'Kennon |
Unresolved |
|
TRO |
| Crataegus roanensis Ashe |
Synonym |
|
TRO |
| Crataegus roanensis var. fluviatilis (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus roanensis var. heidelbergensis (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus robbinsoniana Sarg. |
Unresolved |
|
TRO |
| Crataegus robesoniana Sarg. |
Synonym |
|
TRO |
| Crataegus robinsonii Sarg. |
Unresolved |
|
TRO |
| Crataegus robusta Sarg. |
Unresolved |
|
TRO |
| Crataegus roribacca Ashe |
Unresolved |
|
TRO |
| Crataegus rosei Eggl. |
Accepted |
|
TRO |
| Crataegus rosei subsp. parryana (Eggl.) J.B. Phipps |
Accepted |
|
TRO |
| Crataegus rotunda Sarg. |
Unresolved |
|
TRO |
| Crataegus rotundata Sarg. |
Synonym |
|
TRO |
| Crataegus rotundifolia Moench |
Synonym |
|
TRO |
| Crataegus rotundifolia var. aboriginum (Sarg.) Sarg. |
Synonym |
|
TRO |
| Crataegus rotundifolia var. bicknellii Eggl. |
Synonym |
|
TRO |
| Crataegus rotundifolia var. chrysocarpa (Ashe) Eggl. |
Synonym |
|
TRO |
| Crataegus rotundifolia var. faxonii (Sarg.) Eggl. |
Synonym |
|
TRO |
| Crataegus rotundifolia f. rubescens Sarg. |
Synonym |
|
TRO |
| Crataegus rubella Beadle |
Synonym |
|
TRO |
| Crataegus rubens Cinovskis |
Unresolved |
|
TRO |
| Crataegus rubicunda Sarg. |
Unresolved |
|
TRO |
| Crataegus rubicundula Sarg. |
Unresolved |
|
TRO |
| Crataegus rubra Lour. |
Synonym |
|
TRO |
| Crataegus rubribracteolata J.B. Phipps & O'Kennon |
Unresolved |
|
TRO |
| Crataegus rubrifolia Sarg. |
Unresolved |
|
TRO |
| Crataegus rubrisepala Sarg. |
Unresolved |
|
TRO |
| Crataegus × rubrocarnea Sarg. |
Unresolved |
|
TRO |
| Crataegus rubrolutea Sarg. |
Unresolved |
|
TRO |
| Crataegus rudis Sarg. |
Unresolved |
|
TRO |
| Crataegus rufipes Ashe |
Unresolved |
|
TRO |
| Crataegus rufula Sarg. |
Unresolved |
|
TRO |
| Crataegus rugosa Ashe |
Synonym |
|
TRO |
| Crataegus rupestris Ashe |
Unresolved |
|
TRO |
| Crataegus × rupicola 8757+(pro sp.)+ |
Unresolved |
|
TRO |
| Crataegus rupicola Sarg. |
Unresolved |
|
TRO |
| Crataegus ruricola Sarg. |
Unresolved |
|
TRO |
| Crataegus russanovii Cinovskis |
Unresolved |
|
TRO |
| Crataegus rustica Beadle |
Unresolved |
|
TRO |
| Crataegus rutila Sarg. |
Synonym |
|
TRO |
| Crataegus sabineana Ashe |
Unresolved |
|
TRO |
| Crataegus saeva Sarg. |
Unresolved |
|
TRO |
| Crataegus saligna Greene |
Unresolved |
|
TRO |
| Crataegus sanguinea Pall. |
Accepted |
|
TRO |
| Crataegus sanguinea var. glabra Maxim. |
Synonym |
|
TRO |
| Crataegus sanguinea var. incisa Regel |
Synonym |
|
TRO |
| Crataegus sanguinea var. inermis Kar. & Kir. |
Synonym |
|
TRO |
| Crataegus sanguinea var. villosa Rupr. |
Synonym |
|
TRO |
| Crataegus sargentii Beadle |
Unresolved |
|
TRO |
| Crataegus sarniensis Sarg. |
Unresolved |
|
TRO |
| Crataegus saundersiana Sarg. |
Synonym |
|
TRO |
| Crataegus sauratonae Ashe |
Unresolved |
|
TRO |
| Crataegus scabra Sarg. |
Unresolved |
|
TRO |
| Crataegus scabrida Sarg. |
Synonym |
|
TRO |
| Crataegus scabrida var. asperifolia (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus scabrida var. balkwillii (Sarg.) J.B. Phipps |
Unresolved |
|
TRO |
| Crataegus scabrida var. cyclophylla (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus scabrida var. dunbarii (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus scabrida var. egglestonii (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus scabrida var. hadleyana (Sarg.) J.B. Phipps |
Unresolved |
|
TRO |
| Crataegus scabrida var. honesta (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus scabrida var. improvisa (Sarg.) J.B. Phipps |
Unresolved |
|
TRO |
| Crataegus scabrifolia (Franch.) Rehder |
Accepted |
|
TRO |
| Crataegus schizophylla Eggl. |
Unresolved |
|
TRO |
| Crataegus schneckii Ashe |
Unresolved |
|
TRO |
| Crataegus schraderana Ledeb. |
Synonym |
|
TRO |
| Crataegus schuettei Ashe |
Unresolved |
|
TRO |
| Crataegus schuettei var. basilica (Beadle) J.B. Phipps |
Unresolved |
|
TRO |
| Crataegus schuettei var. ferrissii (Ashe) Kruschke |
Unresolved |
|
TRO |
| Crataegus scopulorum Sarg. |
Unresolved |
|
TRO |
| Crataegus scorna Sarg. |
Unresolved |
|
TRO |
| Crataegus searsii Sarg. |
Unresolved |
|
TRO |
| Crataegus seclusa Sarg. |
Unresolved |
|
TRO |
| Crataegus secta Sarg. |
Synonym |
|
TRO |
| Crataegus sectilis Ashe |
Unresolved |
|
TRO |
| Crataegus seducta Sarg. |
Unresolved |
|
TRO |
| Crataegus segnis Beadle |
Unresolved |
|
TRO |
| Crataegus sejuncta Sarg. |
Unresolved |
|
TRO |
| Crataegus senta Beadle |
Unresolved |
|
TRO |
| Crataegus sequax Ashe |
Unresolved |
|
TRO |
| Crataegus sera Sarg. |
Synonym |
|
TRO |
| Crataegus serena Sarg. |
Unresolved |
|
TRO |
| Crataegus serratifolia Desf. |
Synonym |
|
TRO |
| Crataegus serratissima J.B. Phipps |
Unresolved |
|
TRO |
| Crataegus sertata Sarg. |
Synonym |
|
TRO |
| Crataegus setosa Sarg. |
Unresolved |
|
TRO |
| Crataegus severa Sarg. |
Unresolved |
|
TRO |
| Crataegus sextilis Sarg. |
Unresolved |
|
TRO |
| Crataegus shaferi Ashe |
Unresolved |
|
TRO |
| Crataegus shandongensis F.Z. Li & W.D. Peng |
Accepted |
|
TRO |
| Crataegus sheila-phippsiae J.B. Phipps & O'Kennon |
Unresolved |
|
TRO |
| Crataegus shensiensis Pojark. |
Accepted |
|
TRO |
| Crataegus sheridana A. Nelson |
Unresolved |
|
TRO |
| Crataegus shinnersii Kruschke |
Unresolved |
|
TRO |
| Crataegus shirleyensis Sarg. |
Synonym |
|
TRO |
| Crataegus shuswapensis J.B. Phipps & O'Kennon |
Unresolved |
|
TRO |
| Crataegus sicca Sarg. |
Unresolved |
|
TRO |
| Crataegus sicca var. glabrifolia (Sarg.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus siderea Sarg. |
Unresolved |
|
TRO |
| Crataegus signata Beadle |
Unresolved |
|
TRO |
| Crataegus silvestris Sarg. |
Unresolved |
|
TRO |
| Crataegus silvicola Beadle |
Unresolved |
|
TRO |
| Crataegus silvicola Gand. |
Unresolved |
|
TRO |
| Crataegus silvicola var. beckwithiae (Sarg.) Eggl. |
Unresolved |
|
TRO |
| Crataegus simulans Sarg. |
Unresolved |
|
TRO |
| Crataegus × simulata 8757+(pro sp.)+ |
Unresolved |
|
TRO |
| Crataegus simulata Sarg. |
Unresolved |
|
TRO |
| Crataegus sinistra Beadle |
Synonym |
|
TRO |
| Crataegus sitiens Ashe |
Unresolved |
|
TRO |
| Crataegus slavinii Sarg. |
Unresolved |
|
TRO |
| Crataegus smithii Sarg. |
Synonym |
|
TRO |
| Crataegus sodalis Beadle |
Unresolved |
|
TRO |
| Crataegus songarica K. Koch |
Accepted |
|
TRO |
| Crataegus sordida Sarg. |
Synonym |
|
TRO |
| Crataegus sororia Beadle |
Unresolved |
|
TRO |
| Crataegus spathulata Michx. |
Unresolved |
|
TRO |
| Crataegus spatifolia Sarg. |
Unresolved |
|
TRO |
| Crataegus × spatiosa Sarg. |
Unresolved |
|
TRO |
| Crataegus speciosa Sarg. |
Unresolved |
|
TRO |
| Crataegus spes-aestatum J.B. Phipps |
Unresolved |
|
TRO |
| Crataegus sphaenophylla Pojark. |
Unresolved |
|
TRO |
| Crataegus spicata Lam. |
Synonym |
|
TRO |
| Crataegus spinulosa Sarg. |
Unresolved |
|
TRO |
| Crataegus spissa Sarg. |
Unresolved |
|
TRO |
| Crataegus spissiflora Sarg. |
Unresolved |
|
TRO |
| Crataegus splendida Sarg. |
Unresolved |
|
TRO |
| Crataegus stankovii Kossych |
Unresolved |
|
TRO |
| Crataegus stellata Sarg. |
Unresolved |
|
TRO |
| Crataegus stenophylla Sarg. |
Unresolved |
|
TRO |
| Crataegus stenosepala Sarg. |
Unresolved |
|
TRO |
| Crataegus stephanostyla H. Lév. & Vaniot |
Synonym |
|
TRO |
| Crataegus steubenensis Sarg. |
Unresolved |
|
TRO |
| Crataegus stevenii Pojark. |
Unresolved |
|
TRO |
| Crataegus stevensiana Sarg. |
Synonym |
|
TRO |
| Crataegus stipulosa (Kunth) Steud. |
Synonym |
|
TRO |
| Crataegus stolonifera Sarg. |
Synonym |
|
TRO |
| Crataegus stonei Sarg. |
Synonym |
|
TRO |
| Crataegus straminea Beadle |
Synonym |
|
TRO |
| Crataegus stratfordensis Sarg. |
Unresolved |
|
TRO |
| Crataegus streeterae Sarg. |
Unresolved |
|
TRO |
| Crataegus strigosa Sarg. |
Unresolved |
|
TRO |
| Crataegus strongylophylla Sarg. |
Unresolved |
|
TRO |
| Crataegus structilis Ashe |
Unresolved |
|
TRO |
| Crataegus suavis Sarg. |
Unresolved |
|
TRO |
| Crataegus subaudens Murrill |
Unresolved |
|
TRO |
| Crataegus subborealis Cinovskis |
Unresolved |
|
TRO |
| Crataegus subflavida Murrill |
Unresolved |
|
TRO |
| Crataegus sublobulata Sarg. |
Unresolved |
|
TRO |
| Crataegus submollis Sarg. |
Unresolved |
|
TRO |
| Crataegus suborbiculata Sarg. |
Unresolved |
|
TRO |
| Crataegus suborbiculata var. saundersiana (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus subpaludosa Murrill |
Unresolved |
|
TRO |
| Crataegus subpilosa Sarg. |
Unresolved |
|
TRO |
| Crataegus subrotunda Klokov |
Unresolved |
|
TRO |
| Crataegus subrotundifolia Sarg. |
Synonym |
|
TRO |
| Crataegus subserrata Benth. |
Synonym |
|
TRO |
| Crataegus subviridis Beadle |
Unresolved |
|
TRO |
| Crataegus succincta Sarg. |
Synonym |
|
TRO |
| Crataegus succulenta Schrad. ex Link |
Synonym |
|
TRO |
| Crataegus succulenta var. gemmosa (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus succulenta var. laxiflora (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus succulenta var. macracantha (Lodd. ex Loudon) Eggl. |
Unresolved |
|
TRO |
| Crataegus succulenta var. membranacea (Sarg.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus succulenta var. michiganensis (Ashe) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus succulenta var. neofluvialis (Ashe) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus succulenta var. occidentalis (Britton) E.J. Palmer |
Synonym |
|
TRO |
| Crataegus succulenta var. pertomentosa (Ashe) E.J. Palmer |
Synonym |
|
TRO |
| Crataegus succulenta var. pisifera (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus succulenta var. rutila (Sarg.) Kruschke |
Unresolved |
|
TRO |
| Crataegus sucida Sarg. |
Unresolved |
|
TRO |
| Crataegus suksdorfii (Sarg.) Kruschke |
Accepted |
|
TRO |
| Crataegus sulfurea J.B. Phipps |
Accepted |
|
TRO |
| Crataegus superata Sarg. |
Unresolved |
|
TRO |
| Crataegus sutherlandensis Sarg. |
Unresolved |
|
TRO |
| Crataegus swanensis Sarg. |
Unresolved |
|
TRO |
| Crataegus sylvestris |
Unresolved |
|
TRO |
| Crataegus szovitsii Pojark. |
Unresolved |
|
TRO |
| Crataegus tanacetifolia (Lam.) Pers. |
Accepted |
|
TRO |
| Crataegus tanaitica Klokov |
Unresolved |
|
TRO |
| Crataegus tangchungchangii F.P. Metcalf |
Synonym |
|
TRO |
| Crataegus tantula Sarg. |
Unresolved |
|
TRO |
| Crataegus tanuphylla Sarg. |
Unresolved |
|
TRO |
| Crataegus taquetii H. Lév. |
Synonym |
|
TRO |
| Crataegus tarda Sarg. |
Unresolved |
|
TRO |
| Crataegus tardiflora Sarg. |
Unresolved |
|
TRO |
| Crataegus tardipes Sarg. |
Synonym |
|
TRO |
| Crataegus tatnalliana Sarg. |
Synonym |
|
TRO |
| Crataegus taurica Pojark. |
Unresolved |
|
TRO |
| Crataegus tenax Ashe |
Unresolved |
|
TRO |
| Crataegus tenella Ashe |
Unresolved |
|
TRO |
| Crataegus tenera Ashe |
Unresolved |
|
TRO |
| Crataegus tennowana A. Nelson |
Unresolved |
|
TRO |
| Crataegus tenuifolia Kom. |
Unresolved |
|
TRO |
| Crataegus tenuifolia Britton |
Unresolved |
|
TRO |
| Crataegus tenuiloba Sarg. |
Unresolved |
|
TRO |
| Crataegus tenuisepala Sarg. |
Unresolved |
|
TRO |
| Crataegus tenuispina Sarg. |
Unresolved |
|
TRO |
| Crataegus tenuissima Sarg. |
Unresolved |
|
TRO |
| Crataegus teres Beadle |
Unresolved |
|
TRO |
| Crataegus tetrica Beadle |
Unresolved |
|
TRO |
| Crataegus texana Buckley |
Unresolved |
|
TRO |
| Crataegus thayeri Sarg. |
Unresolved |
|
TRO |
| Crataegus thermopegaea E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus tianschanica Pojark. |
Unresolved |
|
TRO |
| Crataegus tinctoria Ashe |
Unresolved |
|
TRO |
| Crataegus tisdalei Murrill |
Unresolved |
|
TRO |
| Crataegus tomentosa L. |
Unresolved |
|
TRO |
| Crataegus tomentosa var. chapmanii Beadle |
Synonym |
|
TRO |
| Crataegus tomentosa var. microcarpa Chapm. |
Synonym |
|
TRO |
| Crataegus tomentosa var. smithii (Sarg.) Eggl. |
Unresolved |
|
TRO |
| Crataegus torminalis L. |
Synonym |
|
TRO |
| Crataegus torta Sarg. |
Unresolved |
|
TRO |
| Crataegus tortilis Ashe |
Unresolved |
|
TRO |
| Crataegus tortuosa Sarg. |
Unresolved |
|
TRO |
| Crataegus torva Beadle |
Unresolved |
|
TRO |
| Crataegus tournefortii Griseb. |
Accepted |
|
TRO |
| Crataegus trachyphylla Sarg. |
Unresolved |
|
TRO |
| Crataegus tracyi Ashe ex Eggl. |
Accepted |
|
TRO |
| Crataegus trahax Ashe |
Unresolved |
|
TRO |
| Crataegus transcaspica Pojark. |
Unresolved |
|
TRO |
| Crataegus transmississippiensis Sarg. |
Unresolved |
|
TRO |
| Crataegus treleasei Sarg. |
Unresolved |
|
TRO |
| Crataegus trianthophora Sarg. |
Unresolved |
|
TRO |
| Crataegus tribulosa Sarg. |
Unresolved |
|
TRO |
| Crataegus triflora Chapm. |
Unresolved |
|
TRO |
| Crataegus trilobata Labill. ex Poir. |
Synonym |
|
TRO |
| Crataegus triosteum Gruber |
Unresolved |
|
TRO |
| Crataegus tripartita Sarg. |
Unresolved |
|
TRO |
| Crataegus trisperma Ashe |
Unresolved |
|
TRO |
| Crataegus tristis Beadle |
Unresolved |
|
TRO |
| Crataegus triumphalis Sarg. |
Unresolved |
|
TRO |
| Crataegus truncata Sarg. |
Synonym |
|
TRO |
| Crataegus turcomanica Pojark. |
Unresolved |
|
TRO |
| Crataegus turkestanica Pojark. |
Unresolved |
|
TRO |
| Crataegus turnerorum Enquist |
Unresolved |
|
TRO |
| Crataegus twiningii Sarg. |
Unresolved |
|
TRO |
| Crataegus uber Ashe |
Unresolved |
|
TRO |
| Crataegus ucrainica Pojark. |
Unresolved |
|
TRO |
| Crataegus umbratilis Sarg. |
Unresolved |
|
TRO |
| Crataegus umbrosa Sarg. |
Unresolved |
|
TRO |
| Crataegus uncta Sarg. |
Unresolved |
|
TRO |
| Crataegus uniflora Münchh. |
Accepted |
|
TRO |
| Crataegus uniqua Sarg. |
Unresolved |
|
TRO |
| Crataegus ursopedensis J.B. Phipps & O'Kennon |
Unresolved |
|
TRO |
| Crataegus uvaldensis Sarg. |
Unresolved |
|
TRO |
| Crataegus vaga Sarg. |
Unresolved |
|
TRO |
| Crataegus × vailiae Britton |
Unresolved |
|
TRO |
| Crataegus valens Ashe |
Unresolved |
|
TRO |
| Crataegus valida Beadle |
Unresolved |
|
TRO |
| Crataegus vallicola Sarg. |
Unresolved |
|
TRO |
| Crataegus varians Sarg. |
Unresolved |
|
TRO |
| Crataegus vegeta Sarg. |
Unresolved |
|
TRO |
| Crataegus vegrandis Sarg. |
Unresolved |
|
TRO |
| Crataegus velata Ashe |
Unresolved |
|
TRO |
| Crataegus velutina Sarg. |
Synonym |
|
TRO |
| Crataegus venosa Ashe |
Unresolved |
|
TRO |
| Crataegus venulosa Sarg. |
Unresolved |
|
TRO |
| Crataegus venusta Beadle |
Unresolved |
|
TRO |
| Crataegus venustula Sarg. |
Unresolved |
|
TRO |
| Crataegus verecunda Sarg. |
Unresolved |
|
TRO |
| Crataegus verna Ashe |
Unresolved |
|
TRO |
| Crataegus vernans Ashe |
Unresolved |
|
TRO |
| Crataegus verrucalis Peck ex Sarg. |
Unresolved |
|
TRO |
| Crataegus × verruculosa 8757+(pro sp.)+ |
Unresolved |
|
TRO |
| Crataegus verruculosa Sarg. |
Unresolved |
|
TRO |
| Crataegus versuta Beadle |
Unresolved |
|
TRO |
| Crataegus vesca Ashe |
Unresolved |
|
TRO |
| Crataegus viaria Beadle |
Unresolved |
|
TRO |
| Crataegus viatica Ashe |
Unresolved |
|
TRO |
| Crataegus viburnifolia Sarg. |
Synonym |
|
TRO |
| Crataegus vicana Beadle |
Unresolved |
|
TRO |
| Crataegus vicina Sarg. |
Unresolved |
|
TRO |
| Crataegus vicinalis Beadle |
Unresolved |
|
TRO |
| Crataegus victorinii Sarg. |
Unresolved |
|
TRO |
| Crataegus × viidumaegica Cinovskis |
Accepted |
|
TRO |
| Crataegus villaris Beadle |
Unresolved |
|
TRO |
| Crataegus villicarpa Sarg. |
Unresolved |
|
TRO |
| Crataegus villiflora Sarg. |
Unresolved |
|
TRO |
| Crataegus villosa Thunb. |
Synonym |
|
TRO |
| Crataegus viminea Ashe |
Unresolved |
|
TRO |
| Crataegus virella Ashe |
Synonym |
|
TRO |
| Crataegus virgata Ashe |
Unresolved |
|
TRO |
| Crataegus viridimontana Sarg. |
Synonym |
|
TRO |
| Crataegus viridis L. |
Unresolved |
|
TRO |
| Crataegus viridis var. atrorubens (2717+(pro sp.)+) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus viridis var. glabriuscula (Sarg.) J.B. Phipps |
Unresolved |
|
TRO |
| Crataegus viridis var. lanceolata (Sarg.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus viridis var. lutensis (Sarg.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus viridis var. nitens (Sarg.) J.B. Phipps |
Unresolved |
|
TRO |
| Crataegus viridis var. nitida Engelm. ex Britton & A. Br. |
Synonym |
|
TRO |
| Crataegus viridis var. ovata (Sarg.) E.J. Palmer |
Unresolved |
|
TRO |
| Crataegus viridis var. velutina (Sarg.) J.B. Phipps |
Unresolved |
|
TRO |
| Crataegus virilis Sarg. |
Synonym |
|
TRO |
| Crataegus visenda Beadle |
Unresolved |
|
TRO |
| Crataegus visendiformis Murrill |
Unresolved |
|
TRO |
| Crataegus vitellina Ashe |
Unresolved |
|
TRO |
| Crataegus vittata Ashe |
Unresolved |
|
TRO |
| Crataegus vivida Sarg. |
Unresolved |
|
TRO |
| Crataegus volgensis Pojark. |
Unresolved |
|
TRO |
| Crataegus vulsa Beadle |
Unresolved |
|
TRO |
| Crataegus warneri Sarg. |
Unresolved |
|
TRO |
| Crataegus watsonii Murrill |
Unresolved |
|
TRO |
| Crataegus wattiana Hemsl. & J.H. Lace |
Unresolved |
|
TRO |
| Crataegus wattiana var. incisa C.K. Schneid. |
Synonym |
|
TRO |
| Crataegus × websteri Sarg. |
Unresolved |
|
TRO |
| Crataegus wheeleri A. Nelson |
Unresolved |
|
TRO |
| Crataegus × whitakeri Sarg. |
Unresolved |
|
TRO |
| Crataegus wilkinsonii Ashe |
Unresolved |
|
TRO |
| Crataegus williamsii Eggl. |
Unresolved |
|
TRO |
| Crataegus wilmorensis Sarg. |
Unresolved |
|
TRO |
| Crataegus wilsonii Sarg. |
Accepted |
|
TRO |
| Crataegus wisconsinensis Kruschke |
Unresolved |
|
TRO |
| Crataegus wootoniana Eggl. |
Unresolved |
|
TRO |
| Crataegus xanthophylla Sarg. |
Unresolved |
|
TRO |
| Crataegus yadkinensis Ashe |
Unresolved |
|
TRO |
| Crataegus youngii Sarg. |
Unresolved |
|
TRO |
| Crataegus zangezura Pojark. |
Unresolved |
|
TRO |
