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OHIO BIOLOGICAL SURVEY 
straight awn; palet rigid, 2-nervecl; grain oblong, free, enclosed 
in the flowering glumes. 
1. Brachyelytrum erectum (Schreb.) Beauv. Brachyelytrum. 
A grass with erect, slender, simple stems, 1-3 ft. high, with sparingly 
retrorse-hispid sheaths, and with slender, narrow panicles. Empty 
glumes unequal, the outer often obsolete; lemma 5-nerved with an 
erect awn. 
In moist, rocky woods. July, August. Cuyahoga, Portage, 
Lorain, Wayne, Highland, Franklin, Madison, Hocking, Adams. 
46. Milium L. Millet-grass. 
Annual or perennial grasses with flat leaves and terminal open 
panicles. Spikelets 1-flowered; empty glumes equal; lemma shining, 
indurated, the margins inrolled; palet similar, scarcely shorter; grain 
free, tightly enclosed in the rigid, shining flowering glumes. 
1. Milium effusum L. Tall Millet-grass. A glabrous perennial 
grass with erect, simple stems, 2-6 ft. high, and a lax panicle with 
long, slender, somewhat flexuous branches, in remote pairs or 
fascicles, spikelet-bearing from about the middle. Empty glumes 
equal; lemma smooth, white. 
In woods. June, July. Lake, Cuyahoga, Lorain, Wayne, Stark. 
47. Oryzopsis Mx. Mountain-rice. 
Tufted perennial grasses with flat or convolute leaves and panicu¬ 
late few-flowered inflorescences. Spikelets, 1-flowered, broad; empty 
glumes rather broad, about equal, obtuse or acuminate; lemma some¬ 
what indurated, convolute, bearing a terminal deciduous slender awn; 
palet rather large; grain free, tightly enclosed in the convolute lemma. 
1. Oryzopsis racemosa (Sm.) Ricker. Black-fruited Mountain- 
rice. A glabrous grass with erect, tufted stems, 1^-3 ft. high, and a 
small panicle with nearly simple usually ascending branches. Empty 
glumes about equal, acute; lemma dark colored, acute, sparingly 
pubescent, with a long awn. 
In rocky woods. July-Sept. Geauga, Summit, Erie, Greene. 
Highland. 
48. Stipa L . Porcupine-grass. 
Generally tall, tufted perennial grasses with convolute leaf-blades 
and loose terminal panicles. Spikelets 1-flowered, narrow; empty 
glumes narrow, acute or bristle-tipped; lemma convolute, rigid, with 
