Viola sylvestris subsp. riviniana (Rchb.) Tourlet, 1908 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Malpighiales family Violaceae genus Viola species Viola riviniana Name Homonyms Viola sylvestris subsp. riviniana (Rchb.) W.D.J.Koch Viola sylvestris subsp. riviniana (Rchb.) Tourlet, 1908 Viola sylvestris subsp. riviniana (Rchb.) Celak. Viola sylvestris var. riviniana (Rchb.) Mert. & W.D.J.Koch