123 



Fig. 41'J. Aristida fasciculata Torr. Auu. Lye. N. V. 2 : 154, 

 1826. Df)(;-TO\vN Grass. A slender or sometimes rather stout, 

 densely ciispitose, wiry perennial 2 to 4 dm. high, with narrow, 

 ratlier rigid, involute leaves, and contracted, few-tlowered pan- 

 icles 5 to 12 cm. long. Spikelets usually purplish, with very 

 une(|ual emj)ty j^lumes, the first aliont one-half the length of the 

 second, which is 14 to 21 mm. long; the llowering glume usually 

 about 12 mm. long, terminated by three divergent, nearly equal 

 awns varying in length from 2 to 10 cm. Dry soil, Minnestita to 

 Kansas and Texas, and westward to r.ritish Columbia and Arizona. 

 Aj)ril-September. 



