Arrhenatherum avenaceum subsp. submuticum Peterm. Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Arrhenatherum species Arrhenatherum elatius Name Homonyms Arrhenatherum avenaceum f. submuticum (Gray) Peterm. Arrhenatherum avenaceum var. submuticum Peterm. Arrhenatherum avenaceum subsp. submuticum Peterm.