Polygala longifolia Gilib. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Fabales family Polygalaceae genus Polygala species Polygala vulgaris Name Homonyms Polygala longifolia Poir. Polygala longifolia C.Presl Polygala longifolia Gilib. ex Steud. Polygala longifolia A.Dietr. Polygala longifolia Gilib.