Viola arvensis subsp. megalantha Naumb., 1986 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Malpighiales family Violaceae genus Viola species Viola contempta Name Homonyms Viola arvensis subsp. megalantha Nauenb. Viola arvensis subsp. megalantha Naumb., 1986