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 rjp-20860,A,Rosaceae,,Pyrus,,"americana",,"","S.Watson & J.M.Coult.",Synonym,,H,RJP,20860,,"A manual of the botany of the Northern United States","A manual of the botany of the Northern United States; 1890","164","1890",rjp-6184 rjp-6196,A,Rosaceae,,Pyrus,,"americana",,"","(Willd.) DC.",Synonym,,H,RJP,6196,,"Prodromus systematis naturalis regni vegetabilis","Prodromus systematis naturalis regni vegetabilis; 1823","637","1825",rjp-6184 rjp-6200,A,Rosaceae,,Pyrus,,"americana",var.,"decora","Sarg.",Synonym,,L,RJP,6200,,"The silva of North America","The silva of North America; 1890","101","1902",rjp-6186 rjp-29411,A,Rosaceae,,Pyrus,,"americana",var.,"micrantha","K.Koch",Synonym,,L,RJP,29411,,"","; 1913","","1913",rjp-50354 rjp-20003,A,Rosaceae,,Pyrus,,"americana",var.,"microcarpa","(Pursh) Torr. & A.Gray",Synonym,,L,RJP,20003,,"A flora of North America","A flora of North America; 1838","472","1840",rjp-6184 rjp-20989,A,Rosaceae,,Pyrus,,"americana",var.,"rufoferruginea","Shirai",Synonym,,L,RJP,20989,,"","; 1906","315","1906",rjp-1353 rjp-20992,A,Rosaceae,,Pyrus,,"americana",var.,"rufoferruginea","(Shirai ex C.K.Schneid.) Koidz.",Synonym,,L,RJP,20992,,"","; 1913","50","1913",rjp-1353