Agropyron junceum var. megastachyum (Fr.) PérezLara Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Thinopyrum species Thinopyrum junceum Name Homonyms Agropyron junceum var. megastachyum (Fr.) PérezLara