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-50134445,A,Rosaceae,,Crataegus,×,"corusca",,"","Sarg.",Unresolved,,L,TRO,50134445,68097-2,"","","","", tro-50320154,A,Rosaceae,,Crataegus,,"corusca",f.,"blothra","(Laughlin) Kruschke",Unresolved,,L,TRO,50320154,292525-2,"Milwaukee Public Mus. Publ. Bot.","3: 187","187","1965",tro-50320154 tro-50315867,A,Rosaceae,,Crataegus,,"corusca",var.,"hillii","(Sarg.) Kruschke",Unresolved,,L,TRO,50315867,68099-2,"Milwaukee Public Mus. Publ. Bot.","3: 186-187","186","1965",tro-50315867