Ottelia ulvifolia (Planch.) Waip. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Alismatales family Hydrocharitaceae genus Ottelia species Ottelia ulvifolia Name Homonyms Ottelia ulvifolia (Planch.) Walp. Ottelia ulvifolia (Planch.) Waip.