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-21723,A,Betulaceae,,Betula,,"schmidtii",,"","Regel",Accepted,,H,WCSP,21723,295205-1,"Bull. Soc. Imp. Naturalistes Moscou","38(2): 412","","1865", kew-342881,A,Betulaceae,,Betula,,"schmidtii",var.,"angustifolia","Makino & Nemoto",Synonym,,L,WCSP,342881,77075063-1,"Fl. Japan","ed. 2: 185","","1931",kew-21723 kew-346089,A,Betulaceae,,Betula,,"schmidtii",f.,"angustifolia","(Makino & Nemoto) Sugim. ex H.Ohba",Synonym,,L,WCSP,346089,77075064-1,"in Fl. Japan","2a: 36","","2006",kew-21723