Viola wittrockiana Koppert Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Malpighiales family Violaceae genus Viola species Viola wittrockiana Name Homonyms Viola ×wittrockiana Gams Viola wittrockiana Koppert Viola ×wittrockiana Gams ex Kappert Viola wittrockiana Gams ex Nauenb. & Buttler