101 



SETARIA VIRIDIS. 



Beauvois. Hooker and Aenott. Paembi,!. Koch. Lindlby. 

 Babington. Ktjnth. 



PLATE XXXI. — B. 

 Panicum viride, liiss Mvs. 3. E. Smith. Knapp. 



" SCHRADEE. LeEES. WiLLDENOW. 



" Cuetis. Gteaves. Ehehaet. 



Host. Httdson. Withering. 



" HtTLL. KeICHENBACH. 



crus-galli, Obdbe. 



The Green Bristle-Grass. 



Setaria — A bristle. Viridis — Grreen. 



Again we have another duhious British Grass to describe, 

 ■which is also an interesting species. 



It is found in fields near London, Thetford, and Norwich. 



Of no agricultural use. Small birds are fond of the abundant 

 small seeds which it produces. 



Native of France, Italy, Switzerland, Austria, Prussia, Spain, 

 Portugal, Norway, Sweden, Russia, North Africa, and the United 

 States of America. 



Grows on sandy soil in cultivated land. 



Stem upright, bearing four or five flat, rough, lanceolate 

 leaves, with smooth striated sheaths; upper one shorter than its 

 leaf. Joints four. Inflorescence simple-panicled; branches short; 

 rachis hirsute. Spikelets dorsally compressed, crowded, almost 

 sessile, having at the base long, rough, involucral bristles; dentate, 

 teeth pointing upwards, and bristles above twice the length of 



