HORDEUM JUBATUM
29. Hordeum jubatum L. Wild Barley, Squirrel-Tail Grass, Fox Tail Barley.
A fine-leaved, erect perennial with inconspicuous rhizomes, sometimes found along roadsides and in fields on moderately moist silty or sandy loam soils.
Leaves rolled in the bud-shoot. Sheath not compressed, not keeled, pale green or pink-tinted at base, glaucous, glabrous, the lower generally pubescent, split with hyaline margins overlapping. Auricles absent or reduced. Collar broad, glabrous, pale green, continuous. Ligule membranous, 0.5 to 1 mm. long, obtuse to truncate ciliate. Blade 2 to 6 mm. wide, 5 to 12 cm. long, erect, tapering gradually to a sharp point, glabrous, light bluish green; upper surface pubescent and prominently ridged; margins slightly scabrous.