About Elymus macgregorii R.E.Brooks & J.J.N.Campb.
Elymus macgregorii R.E.Brooks & J.J.N.Campb. is a perennial, facultative wetland grass species. It grows to approximately 4 feet, or 1.2 meters, tall. It is commonly found growing alongside sugar maple, white ash, and American linden trees. Its flowering and fruiting period runs from mid-May to late June.