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-21312,A,Betulaceae,,Betula,,"forrestii",,"","Hand.-Mazz.",Accepted,,H,WCSP,21312,107775-1,"Symb. Sin.","7: 20","","1929", kew-21313,A,Betulaceae,,Betula,,"forrestii",var.,"calcicola","(W.W.Sm.) Hand.-Mazz.",Synonym,,L,WCSP,21313,,"Symb. Sin.","7: 20","","1929",kew-21201