Bromus polystachyus Kunth Dataset GBIF Backbone Taxonomy Rank SPECIES Published in Enum. Pl. 1: 447 (1833) Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Diplachne species Diplachne fusca Name Homonyms Bromus polystachyus Steud. Bromus polystachyus Kunth Bromus polystachyus DC.