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-27801521,A,Rosaceae,,Crataegus,,"flava",,"","Aiton",Synonym,,M,TRO,27801521,294554-2,"Hort. Kew.","2: 169","169","1789",tro-50257770 tro-50085339,A,Rosaceae,,Crataegus,,"flava",var.,"integra","Nash",Synonym,,L,TRO,50085339,68295-2,"Bull. Torrey Bot. Club","22(4): 150","150","1895",tro-50133334