Parent species:
Elymus trachycaulus

Plant Communities:
Yellow Pine Forest
Red Fir Forest
Lodgepole Forest
Subalpine Forest
wetland-riparian

Synonyms:
Agropyron caninum var. unilaterale
Agropyron laeve
Agropyron parishii var. laeve
Agropyron pauciflorum ssp. laeve
Agropyron pauciflorum var. glaucum
Agropyron subsecundum
Agropyron trachycaulum var. ciliatum
Agropyron trachycaulum var. glaucum
Agropyron trachycaulum var. unilaterale
Elymus laevis
Elymus subsecundus
Elymus trachycaulus ssp. glaucus
Elymus trachycaulus var. unilateralis