Taxa: Elymus hyperarcticus, Elymus alaskanus ssp. hyperarcticus (Elymus hyperarcticus, Agropyron vernicosum, Elymus vernicosus, Agropyron boreale ssp. hyperarcticum, Roegneria hyperarctica, Elymus sajanensis ssp. hyperarcticus, Agropyron latiglume var. pilosiglume, Agropyron violaceum var. hyperarcticum,
... (show all)Agropyron boreale var. hyperarcticum, Roegneria borealis var. hyperarctica, Roegneria borealis ssp. hyperarctica)