Viola gracilis Martrin-Donos ex Nyman Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Malpighiales family Violaceae genus Viola species Viola tricolor Name Homonyms Viola gracilis Martrin-Donos ex Nyman Viola gracilis R.Br. ex Ging. Viola gracilis Clementi Viola gracilis Rchb. Viola gracilis Sibth. & Sm. Viola gracilis Martrin-Donos Viola gracilis R.Br. Viola gracilis Biv.