Avena alba var. atherantha (C.Presl) Grossh., 1939 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Avena species Avena barbata Name Homonyms Avena alba var. atherantha (C.Presl) Grossh., 1939