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 kew-2357726,A,Boraginaceae,,Mertensia,,"pratensis",,"","A.Heller",Unresolved,,L,WCSP (in review),,157855-2,"Bull. Torrey Bot. Club","26: 550","","1899", tro-50107256,A,Boraginaceae,,Mertensia,,"pratensis",f.,"alba","(Rydb.) J.F. Macbr.",Unresolved,,L,TRO,50107256,157856-2,"Contr. Gray Herb.","48: 8","8","1916", kew-2357323,A,Boraginaceae,,Mertensia,,"pratensis",var.,"borealis","J.F.Macbr.",Synonym,,L,WCSP (in review),,157857-2,"Contr. Gray Herb.","48: 8","","1916",kew-2357364