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-5000192,A,Salicaceae,,Populus,,"canadensis",,"","F.Michx.",Synonym,,M,WCSP (in review),,776621-1,"Hist. Arb. Forest.","3: 302","","1812",kew-5000268 kew-5004301,A,Salicaceae,,Populus,×,"canadensis",,"","Moench",Accepted,,M,WCSP (in review),,776622-1,"Verz. Ausländ. Bäume","81","","1785", tro-28300119,A,Salicaceae,,Populus,,"canadensis",,"","Moench",Unresolved,,L,TRO,28300119,,"Verz. Ausländ. Bäume","81","81","1785", kew-5004914,A,Salicaceae,,Populus,,"canadensis",var.,"angustifolia","(E.James) Wesm.",Synonym,,L,WCSP (in review),,,"Prodr.","16(2): 329","","1838",kew-5004913 tro-50295592,A,Salicaceae,,Populus,,"canadensis",var.,"fremontii","(S. Watson) Kuntze",Synonym,,L,TRO,50295592,208268-2,"Revis. Gen. Pl.","2: 643","643","1891",kew-5000106 kew-5003666,A,Salicaceae,,Populus,×,"canadensis",var.,"marilandica","(Bosc ex Poir.) Rehder",Synonym,,L,WCSP (in review),,1156372-2,"J. Arnold Arbor.","4: 112","","1923",kew-5004301 kew-5003674,A,Salicaceae,,Populus,×,"canadensis",var.,"regenerata","(A.Henry) Rehder",Synonym,,L,WCSP (in review),,324418-2,"J. Arnold Arbor.","4: 112","","1923",kew-5004301 kew-5003684,A,Salicaceae,,Populus,×,"canadensis",var.,"serotina","(Hartig) Rehder",Synonym,,L,WCSP (in review),,1139301-2,"J. Arnold Arbor.","4: 111","","1923",kew-5004301