Eleocharis atropurpurea subsp. trigyna Boeck. Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Cyperaceae genus Eleocharis species Eleocharis atropurpurea Name Homonyms Eleocharis atropurpurea var. trigyna Boeckeler Eleocharis atropurpurea subsp. trigyna Boeck.