Avenella flexuosa subsp. cuprina Schur Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Avenella species Avenella flexuosa Name Homonyms Avenella flexuosa var. cuprina Schur Avenella flexuosa subsp. cuprina Schur