Helopus tridentatus (Trin.) Trin. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Eriochloa species Eriochloa tridentata Name Homonyms Helopus tridentatus (Trin.) Trin. ex Steud. Helopus tridentatus (Trin.) Trin.