Villarsia trachysperma F.Müll. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Menyanthaceae genus Nymphoides species Nymphoides indica Name Homonyms Villarsia trachysperma (Michx.) Elliott Villarsia trachysperma F.Muell.