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-27803269,A,Rosaceae,,Crataegus,,"porteri",,"","Britton",Synonym,,M,TRO,27803269,68793-2,"Bull. New York Bot. Gard.","1(5): 448","448","1900",tro-50086443
tro-27803270,A,Rosaceae,,Crataegus,,"porteri",var.,"caerulescens","(Sarg.) E.J. Palmer",Unresolved,,L,TRO,27803270,68794-2,"Brittonia","5(5): 488","488","1946",tro-27803270