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-21790,A,Betulaceae,,Betula,×,"utahensis",,"","Britton",Accepted,,H,WCSP,21790,32255-2,"Bull. Torrey Bot. Club","31: 165","","1904", tro-3600117,A,Betulaceae,,Betula,×,"utahensis",,"","Dugle",Unresolved,,L,TRO,3600117,,"Canad. J. Bot.","44: 972","972","1966",