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-50112983,A,Rosaceae,,Crataegus,,"pyriformis",,"","Jacques",Unresolved,,L,TRO,50112983,724097-1,"J. Soc. Hort. France","4: 599","599","1858", tro-50112984,A,Rosaceae,,Crataegus,,"pyriformis",,"","Britton",Unresolved,,L,TRO,50112984,294542-2,"Bull. New York Bot. Gard.","1(5): 449","449","1900",