Callitriche clausonis Hegelm. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Lamiales family Plantaginaceae genus Callitriche species Callitriche lusitanica Name Homonyms Callitriche clausonis Hegelm. ex Batt. Callitriche clausonis Hegelm.