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 tro-50003849,A,Rosaceae,,Crataegus,,"tomentosa",,"","L.",Unresolved,,L,TRO,50003849,724388-1,"Sp. Pl.","1: 476","476","1753", tro-50309892,A,Rosaceae,,Crataegus,,"tomentosa",var.,"chapmanii","Beadle",Synonym,,L,TRO,50309892,69093-2,"Bot. Gaz.","25(5): 360","360","1898",tro-50003961 tro-50080451,A,Rosaceae,,Crataegus,,"tomentosa",var.,"microcarpa","Chapm.",Synonym,,L,TRO,50080451,69094-2,"Fl. South. U.S. (ed. 3)","139","139","1897",tro-27803304 tro-50086389,A,Rosaceae,,Crataegus,,"tomentosa",var.,"smithii","(Sarg.) Eggl.",Unresolved,,L,TRO,50086389,69099-2,"Rhodora","10(113): 79","79","1908",tro-50086389