Hedyotis longifolia var. ciliolata (Torrey) B.Boivin Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Gentianales family Rubiaceae genus Houstonia species Houstonia canadensis Name Homonyms Hedyotis longifolia var. ciliolata (Torr.) Mohlenbr. Hedyotis longifolia var. ciliolata (Torrey) B.Boivin