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-5100360,A,Cactaceae,,Mammillaria,,"grahamii",,"","Engelm.",Accepted,,M,TRO,5100360,,"Proc. Amer. Acad. Arts","3: 262","262","1856", tro-5100361,A,Cactaceae,,Mammillaria,,"grahamii",var.,"oliviae","(Orcutt) L.D. Benson",Synonym,,L,TRO,5100361,151037-2,"Cacti Arizona (ed. 3)","22","22","1969",tro-5100360