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-27801424,A,Rosaceae,,Sorbus,,"americana",,"","Marshall",Synonym,,M,TRO,27801424,240773-2,"Arbust. Amer.","145","145","1785",tro-50125461 tro-50125457,A,Rosaceae,,Sorbus,,"americana",var.,"decora","(Sarg.) Sarg.",Synonym,,L,TRO,50125457,240774-2,"Man. Trees","357","357","1905",tro-27803120 tro-50114646,A,Rosaceae,,Sorbus,,"americana",var.,"groenlandica","C.K. Schneid.",Synonym,,L,TRO,50114646,240775-2,"Bull. Herb. Boissier, sér. 2,","6: 314","314","1906",tro-50114647 tro-50125469,A,Rosaceae,,Sorbus,,"americana",var.,"microcarpa","(Pursh) Wenz.",Unresolved,,L,TRO,50125469,1186204-2,"Linnaea","38: 73","73","1874",tro-50125469 tro-50125470,A,Rosaceae,,Sorbus,,"americana",var.,"sitchensis","(M. Roem.) Sudw.",Unresolved,,L,TRO,50125470,240776-2,"Checklist of Forest Trees of U.S.","133","133","1927",tro-50125470