106 



Fig. 88. Aristida tuberculosa Nutt. Long-awned Poverty- 

 grass. A rigid, much-branched perennial 3 to 4.5 dm. high, with 

 nearly simple panicles 10 to 18 cm. long. The widely spread- 

 ing, nearly equal awns 3 to 4 cm. long. Dry, sandy soil, near 

 the coast, Massachusetts to Mississippi; also in Illinois, Wisconsin, 

 and Minnesota. August-October. 



