sand-grass

from The Century Dictionary.

• noun Grass that grows on sandy soil, as by the sea-shore.
• noun Specifically, in the United States, Triodia (Tricuspis) purpurea, an annual tufted grass of the Atlantic coast and sandy districts inland. It is of little practical worth.
• noun Specifically, Calamovilfa longifolia, a stout long-leafed grass of sands or sandy soil, found in the Great Lake region and from the upper Missouri to Kansas. Its strong and far-extended rootstocks make it very valuable as a sand-binder. More fully, big or long-leafed sand-grass.
• noun The blue-joint grass, Calamagrostis Canadensis, and other species of the genus, as C. Hontanensis, Montana sand-grass, and C. hyperborea Americana, also called yellow- top.
• noun The salt-grass, Distichlis spicata.
• noun The Indian millet, Eriocoma cuspidata.