Bromus madritensis subsp. diandrus (Curtis) Hook.f. Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Bromus species Bromus madritensis Name Homonyms Bromus madritensis var. diandrus Hook.f. Bromus madritensis subsp. diandrus (Curtis) Hook.f.