Ottelia verdickii var. elanga DeWild. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Alismatales family Hydrocharitaceae genus Ottelia species Ottelia verdickii Name Homonyms Ottelia verdickii var. elanga De Wild. Ottelia verdickii var. elanga DeWild.