108 



Fig. 102. MXTHIiENBEIlGIA SYLVATICA Torr. Fl. U. S. 1 : 87. 1824. WOOD- 

 LAND DROPSEED.— A perennial, usually much-branched grass 6-9 dm. (2°-3°) 

 high, with strong, scaly rootstocks, flat leaves, and narrow, densely flowered 

 panicles 5-15 cm. (2'-6') long. Leaf-blades rough, .5-18 cm. (2'-7') long, 2-6 mm. 

 (l"-3")wide. Spikelets (o,5) about 2 mm. (1") long; empty glumes nearly equal, 

 very acute, one-half as long as, or nearly equaling the flowering glume; flower- 

 ing" glume (c) pilose below, scabrous above, and terminating in a slender awn 

 4-12 mm. (2"-6") long. A slender form, with slender, elongated, and few-flow- 

 ered panicles, the outer glumes nearly equaling the inner one, is var. gracilis 

 Scribn. Trans. Kans. Acad. Sci. 9 : 116. 1885.— In rocky woods and wooded banks 

 of streams, New Brunswick and Ontario to North Carolina, Tennessee, Texas, 

 Kansas, and Minnesota. August to October. 



