Elymus hybridus (Keng) S.L.Chen Dataset GBIF Backbone Taxonomy Rank SPECIES Published in Fl. China 22: 422 (2006) Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Elymus species Elymus hybridus Name Synonyms Roegneria hybrida Keng Roegneria tsukushiensis var. hybrida (Keng) L.B.Cai Homonyms Elymus hybridus (Keng) S.L.Chen