Fr: élyme aristé, agropyre aristé
Provincial Status: X [excluded]
Range: Boreal wNA; ON-BC, YK
[=Triticum subsecundum Link (basionym)]
[=Agropyron subsecundum (Link) Hitchc.]
[=Agropyron trachycaulum (Link) Malte ex H.F.Lewis var. glaucum (Pease & A.H.Moore) Malte]
[=Agropyron trachycaulum (Link) Malte ex H.F.Lewis var. unilaterale (Vasey) Malte]
[=Elymus subsecundus (Link) Á.Löve & D.Löve]
[=Elymus subsecundus (Link) Hoover 1966, nom. illeg. isonym., non (Link) Á.Löve & D.Löve 1964]
[=Elymus trachycaulus (Link) Gould var. unilateralis (Vasey) Beetle]
[Elymus trachycaulus subsp. subsecundus does not occur in NL; reports of this subspecies from NL were likely based on misidentifications of either E. trachycaulus subsp. trachycaulus or other Elymus species.]