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-2550859,A,Plantaginaceae,,Penstemon,,"heterodoxus",,"","A.Gray",Unresolved,,L,WCSP (in review),,808134-1,"Syn. Fl. N. Amer.","2(1): 269","","1878", tro-29201366,A,Plantaginaceae,,Penstemon,,"heterodoxus",subsp.,"cephalophorus","(Greene) D.D. Keck",Synonym,,L,TRO,29201366,187533-2,"Amer. Midl. Naturalist","33(1): 165","165","1945",tro-29207736 tro-29207736,A,Plantaginaceae,,Penstemon,,"heterodoxus",var.,"cephalophorus","(Greene) N.H. Holmgren",Unresolved,,L,TRO,29207736,1118463-2,"Brittonia","44(4): 482","482","1992",tro-29207736 tro-29206635,A,Plantaginaceae,,Penstemon,,"heterodoxus",var.,"shastensis","(D.D. Keck) N.H. Holmgren",Unresolved,,L,TRO,29206635,1013259-2,"Brittonia","44(4): 482","482","1992",tro-29206635