202 
Fi E ribn. U. S. Dept. Agr. pi Aa july, 
1901. (T. argenteum Seribn. U. S. Dept. Agr. Div. Agros. Bul. 1 
with 
1898. Not R. &S. 1817.) SILVER OAT-GRASS.—A slender, er e leaves, 
smooth culms 5-7.5 dm. (149-219) high, minutely scabrous sis pik 
and narrow, silvery- urplish panicles 10-20 cm. (4-80 t glumes (0), 
4-5 mm. (2"-2y/) long, 1- to 2- flowered, with unequal, acute ub 
and min scabrous, short-awned flowering gl (b), lightly 2-cleft 
which is about 4 m long, narrowly par ei aoe T 1.1% 10087 
at the apex, awned below a) w , 1-3 mm. (i 
Near Sil es, = 
and Twin La 
Named for te collector, Mr. C. L. Shear. 
