ID,Major group,Family,Genus hybrid marker,Genus,Species hybrid marker,Species,Infraspecific rank,Infraspecific epithet,Authorship,Taxonomic status in TPL,Nomenclatural status from original data source,Confidence level,Source,Source id,IPNI id,Publication,Collation,Page,Date,Accepted ID kew-21085,A,Betulaceae,,Betula,,"alba",,"","L.",Synonym,,H,WCSP,21085,30003805-2,"Sp. Pl.","982","","1753",kew-21636 kew-21086,A,Betulaceae,,Betula,,"alba",var.,"aetherea","Wallr.",Synonym,,L,WCSP,21086,,"Sched. Crit.","494","","1822",kew-21582 kew-345620,A,Betulaceae,,Betula,,"alba",subsp.,"arborescens","Wallr.",Synonym,,L,WCSP,345620,,"Sched. Crit.","494","","1822",kew-21582 kew-21087,A,Betulaceae,,Betula,,"alba",var.,"arbuscula","Fr.",Synonym,,L,WCSP,21087,,"Summa Veg. Scand.","1: 212","","1845",kew-21582 kew-386843,A,Betulaceae,,Betula,,"alba",var.,"atropurpurea","Dippel",Synonym,,L,WCSP,386843,,"Handb. Laubholzk.","2: 174","","1892",kew-21582 kew-273782,A,Betulaceae,,Betula,,"alba",var.,"bircalensis","(Mela) Mela",Synonym,,L,WCSP,273782,,"Lyhk. Kasv.","ed. 3: 315","","1895",kew-21582 kew-21088,A,Betulaceae,,Betula,,"alba",var.,"camtschatica","Regel",Synonym,,L,WCSP,21088,,"Bull. Soc. Imp. Naturalistes Moscou","38(2): 400","","1865",kew-21604 kew-21089,A,Betulaceae,,Betula,,"alba",var.,"carelica","Merckl.",Synonym,,L,WCSP,21089,,"Anat. Drevesiny Steblya Ross.","82","","1857",kew-21582 tro-50271194,A,Betulaceae,,Betula,,"alba",var.,"carelica","Merklein",Synonym,,L,TRO,50271194,,"?","","","",kew-21582 kew-330274,A,Betulaceae,,Betula,,"alba",var.,"carpatica","(Waldst. & Kit. ex Willd.) Regel",Synonym,,L,WCSP,330274,,"Bull. Soc. Imp. Naturalistes Moscou","38(2): 404","","1865",kew-21649 kew-21091,A,Betulaceae,,Betula,,"alba",var.,"communis","Shirai",Synonym,,L,WCSP,21091,,"Bot. Mag. (Tokyo)","8: 319","","1894",kew-21355 kew-21092,A,Betulaceae,,Betula,,"alba",var.,"commutata","Regel",Synonym,,L,WCSP,21092,32093-2,"Bull. Soc. Imp. Naturalistes Moscou","38(2): 401","","1865",kew-21557 kew-21093,A,Betulaceae,,Betula,,"alba",var.,"cordifolia","(Regel) Regel",Synonym,,L,WCSP,21093,,"Bull. Soc. Imp. Naturalistes Moscou","38(2): 401","","1865",kew-21560 tro-3600439,A,Betulaceae,,Betula,,"alba",var.,"cordifolia","(Regel) Fernald",Synonym,,L,TRO,3600439,32094-2,"Amer. J. Sci., ser. 4","14: 177","177","1902",kew-21560 kew-21094,A,Betulaceae,,Betula,,"alba",f.,"dalecarlica","(L.f.) Regel",Synonym,,L,WCSP,21094,,"Prodr.","16(2): 164","","1868",kew-21582 kew-21807,A,Betulaceae,,Betula,,"alba",var.,"dalecarlica","L.f.",Synonym,,L,WCSP,21807,,"Suppl. Pl.","416","","1782",kew-21582 kew-330275,A,Betulaceae,,Betula,,"alba",var.,"elobata","Fernald",Synonym,,L,WCSP,330275,32095-2,"Rhodora","15: 169","","1913",kew-21557 kew-21095,A,Betulaceae,,Betula,,"alba",subsp.,"excelsa","(Aiton) Regel",Synonym,,L,WCSP,21095,,"Bull. Soc. Imp. Naturalistes Moscou","38(2): 405","","1865",kew-21557 kew-221331,A,Betulaceae,,Betula,,"alba",var.,"fastigiata","Clemenc.",Synonym,,L,WCSP,221331,,"Rev. Hort.","1870: 580","","1871",kew-21582 kew-21096,A,Betulaceae,,Betula,,"alba",var.,"friesii","Regel",Synonym,,L,WCSP,21096,,"Bull. Soc. Imp. Naturalistes Moscou","38(2): 404","","1865",kew-21636 kew-21097,A,Betulaceae,,Betula,,"alba",var.,"glabrata","(Wahlenb.) Muñoz Garm. & Pedrol",Synonym,,L,WCSP,21097,953890-1,"Anales Jard. Bot. Madrid","44: 599","","1987",kew-21649 kew-21098,A,Betulaceae,,Betula,,"alba",subsp.,"glutinosa","(Trautv. ex Regel) Holub",Synonym,,L,WCSP,21098,955789-1,"Folia Geobot. Phytotax.","24: 426","","1989",kew-21649 kew-386850,A,Betulaceae,,Betula,,"alba",var.,"glutinosa","Trautv. ex Regel",Synonym,,L,WCSP,386850,,"Nouv. Mém. Soc. Imp. Naturalistes Moscou","13(2): 78","","1861",kew-21649 kew-21099,A,Betulaceae,,Betula,,"alba",var.,"hornemannii","Regel",Synonym,,L,WCSP,21099,,"Bull. Soc. Imp. Naturalistes Moscou","38(2): 403","","1865",kew-21636 kew-452475,A,Betulaceae,,Betula,,"alba",f.,"hornemannii","(Regel) Regel",Synonym,,L,WCSP,452475,,"Prodr.","16(2): 167","","1868",kew-21636 kew-21100,A,Betulaceae,,Betula,,"alba",var.,"humilis","Regel",Synonym,,L,WCSP,21100,32100-2,"Prodr.","16(2): 166","","1868",kew-21524 kew-21101,A,Betulaceae,,Betula,,"alba",var.,"intermedia","(Hartm.) Wahlenb.",Unresolved,,L,WCSP,21101,,"Fl. Suec.","624","","1824", kew-21102,A,Betulaceae,,Betula,,"alba",var.,"japonica","Miq.",Synonym,,L,WCSP,21102,,"Prolus. Fl. Jap.","68","","1866",kew-342865 kew-21103,A,Betulaceae,,Betula,,"alba",var.,"kamtschatica","Regel",Synonym,,L,WCSP,21103,,"Bull. Soc. Imp. Naturalistes Moscou","38(2): 400","","1865",kew-21607 kew-386842,A,Betulaceae,,Betula,,"alba",f.,"laciniata","(de Vos) Dippel",Synonym,,L,WCSP,386842,,"Handb. Laubholzk.","2: 174","","1892",kew-21582 kew-342772,A,Betulaceae,,Betula,,"alba",subsp.,"latifolia","(Tausch) Regel",Synonym,,L,WCSP,342772,,"Bull. Soc. Imp. Naturalistes Moscou","38(2): 399","","1865",kew-21557 kew-21105,A,Betulaceae,,Betula,,"alba",f.,"lobata","Regel",Synonym,,L,WCSP,21105,,"Prodr.","16(2): 164","","1868",kew-21582 kew-221332,A,Betulaceae,,Betula,,"alba",var.,"lobulata","C.Andersson",Synonym,,L,WCSP,221332,50426217-2,"Obs. Stirp. Christinehamn","7","","1842",kew-21582 kew-345621,A,Betulaceae,,Betula,,"alba",var.,"lupulina","Wallr.",Synonym,,L,WCSP,345621,,"Sched. Crit.","495","","1822",kew-21636 kew-21106,A,Betulaceae,,Betula,,"alba",var.,"macrocarpa","Willd.",Synonym,,L,WCSP,21106,60446898-2,"Berlin. Baumz.","37","","1796",kew-21582 kew-21107,A,Betulaceae,,Betula,,"alba",subsp.,"mandshurica","Regel",Synonym,,L,WCSP,21107,,"Bull. Soc. Imp. Naturalistes Moscou","38(2): 399","","1865",kew-342865 kew-342850,A,Betulaceae,,Betula,,"alba",var.,"mandshurica","(Regel) Franch.",Synonym,,L,WCSP,342850,,"Nouv. Arch. Mus. Hist. Nat.","II, 7: 91","","1884",kew-342865 kew-21108,A,Betulaceae,,Betula,,"alba",var.,"microphylla","Wallr.",Synonym,,L,WCSP,21108,,"Sched. Crit.","495","","1822",kew-21582 tro-3600672,A,Betulaceae,,Betula,,"alba",var.,"microphylla","Regel",Synonym,,L,TRO,3600672,,"Bull. Soc. Imp. Naturalistes Moscou","51: 223","223","1868",kew-21758 tro-50271216,A,Betulaceae,,Betula,,"alba",var.,"microphylla","Wimm.",Synonym,,L,TRO,50271216,,"Fl. Schles.","317","317","1840",kew-21582 kew-21109,A,Betulaceae,,Betula,,"alba",var.,"minor","(Tuck.) Fernald",Synonym,,L,WCSP,21109,,"Amer. J. Sci.","IV, 14: 178","","1902",kew-21495 kew-21110,A,Betulaceae,,Betula,,"alba",f.,"occidentalis","(Hook.) Fernald",Synonym,,L,WCSP,21110,1128072-2,"Amer. J. Sci.","IV, 14: 173","","1902",kew-21535 kew-330277,A,Betulaceae,,Betula,,"alba",subsp.,"occidentalis","(Hook.) Regel",Synonym,,L,WCSP,330277,,"Bull. Soc. Imp. Naturalistes Moscou","38(2): 400","","1865",kew-21535 kew-376522,A,Betulaceae,,Betula,,"alba",subsp.,"odorata","(Bechst.) Dippel",Synonym,,L,WCSP,376522,,"Handb. Laubholzk.","2: 172","","1892",kew-21649 kew-21111,A,Betulaceae,,Betula,,"alba",var.,"ovata","Neilr.",Synonym,,L,WCSP,21111,,"Fl. Nied.-Oesterr.","235","","1859",kew-21636 kew-21112,A,Betulaceae,,Betula,,"alba",var.,"oycowiensis","(Besser) Regel",Synonym,,L,WCSP,21112,,"Bull. Soc. Imp. Naturalistes Moscou","38(2): 398","","1865",kew-21593 kew-21113,A,Betulaceae,,Betula,,"alba",var.,"papyrifera","(Marshall) Spach",Synonym,,L,WCSP,21113,32101-2,"Ann. Sci. Nat., Bot.","II, 15: 188","","1841",kew-21557 kew-330278,A,Betulaceae,,Betula,,"alba",subsp.,"papyrifera","(Marshall) Regel",Synonym,,L,WCSP,330278,,"Bull. Soc. Imp. Naturalistes Moscou","38(2): 401","","1865",kew-21557 kew-21114,A,Betulaceae,,Betula,,"alba",var.,"parvifolia","(Regel) Regel",Synonym,,L,WCSP,21114,,"Bull. Soc. Imp. Naturalistes Moscou","38(2): 403","","1865",kew-21649 kew-21115,A,Betulaceae,,Betula,,"alba",var.,"pendula","(Roth) W.T.Aiton",Synonym,,L,WCSP,21115,,"Hortus Kew.","3: 336","","1789",kew-21582 kew-21116,A,Betulaceae,,Betula,,"alba",var.,"pontica","P.Watson",Synonym,,L,WCSP,21116,,"Dendrol. Brit.","2: t. 94","","1825",kew-21649 kew-21117,A,Betulaceae,,Betula,,"alba",var.,"populifolia","(Marshall) Spach",Synonym,,L,WCSP,21117,32103-2,"Ann. Sci. Nat., Bot.","II, 15: 187","","1841",kew-21620 kew-21118,A,Betulaceae,,Betula,,"alba",subsp.,"populifolia","(Marshall) Regel",Synonym,,L,WCSP,21118,,"Bull. Soc. Imp. Naturalistes Moscou","38(2): 399","","1865",kew-21620 kew-21119,A,Betulaceae,,Betula,,"alba",var.,"pubescens","(Ehrh.) Spach",Synonym,,L,WCSP,21119,,"Ann. Sci. Nat., Bot.","II, 15: 187","","1841",kew-21636 kew-21120,A,Betulaceae,,Betula,,"alba",subsp.,"pubescens","(Ehrh.) Regel",Synonym,,L,WCSP,21120,,"Bull. Soc. Imp. Naturalistes Moscou","38(2): 402","","1865",kew-21636 kew-21121,A,Betulaceae,,Betula,,"alba",var.,"pumila","L.",Synonym,,L,WCSP,21121,,"Fl. Suec.","ed. 2: 295","","1755",kew-21659 kew-21122,A,Betulaceae,,Betula,,"alba",var.,"resinifera","Regel",Synonym,,L,WCSP,21122,,"Bull. Soc. Imp. Naturalistes Moscou","38(2): 398","","1865",kew-21604 kew-21123,A,Betulaceae,,Betula,,"alba",var.,"rhombifolia","(Tausch) Regel",Synonym,,L,WCSP,21123,,"Bull. Soc. Imp. Naturalistes Moscou","38(2): 404","","1865",kew-21167 kew-452476,A,Betulaceae,,Betula,,"alba",f.,"rhombifolia","(Tausch) Regel",Synonym,,L,WCSP,452476,,"Prodr.","16(2): 167","","1868",kew-21167 kew-21125,A,Betulaceae,,Betula,,"alba",var.,"schugnanica","B.Fedtsch.",Synonym,,L,WCSP,21125,,"Trudy Bot. Muz. Imp. Akad. Nauk","1: 163","","1902",kew-21627 kew-386841,A,Betulaceae,,Betula,,"alba",var.,"songarica","Dippel",Synonym,,L,WCSP,386841,,"Handb. Laubholzk.","2: 174","","1892",kew-21582 kew-21126,A,Betulaceae,,Betula,,"alba",var.,"tauschii","Regel",Synonym,,L,WCSP,21126,,"Bull. Soc. Imp. Naturalistes Moscou","38(2): 399","","1865",kew-21604 tro-3600401,A,Betulaceae,,Betula,,"alba",subsp.,"tauschii","Regel",Synonym,,L,TRO,3600401,,"","","","",kew-21604 kew-342773,A,Betulaceae,,Betula,,"alba",subsp.,"tortuosa","(Ledeb.) Regel",Synonym,,L,WCSP,342773,,"Bull. Soc. Imp. Naturalistes Moscou","38(2): 404","","1865",kew-21659 kew-21128,A,Betulaceae,,Betula,,"alba",var.,"urticifolia","Spach",Synonym,,L,WCSP,21128,,"Ann. Sci. Nat., Bot.","II, 15: 187","","1841",kew-21582 kew-21129,A,Betulaceae,,Betula,,"alba",var.,"verrucosa","(Ehrh.) Wallr.",Synonym,,L,WCSP,21129,,"Sched. Crit.","495","","1822",kew-21582 kew-342771,A,Betulaceae,,Betula,,"alba",subsp.,"verrucosa","(Ehrh.) Regel",Synonym,,L,WCSP,342771,,"Bull. Soc. Imp. Naturalistes Moscou","38(2): 397","","1865",kew-21582 kew-21131,A,Betulaceae,,Betula,,"alba",var.,"vulgaris","Aiton",Synonym,,L,WCSP,21131,,"Hort. Kew.","3: 336","","1789",kew-21636