59 



Fig. 355. Panicum subspicatum Vasey, U. S. Dept. Agr. Div. 

 Bot., Bull. 8:25. 1889. Narrow-topped Panic. — A slender, 

 erect, more or less branching, leafy perennial, 2 to 4 dm. high, with 

 flat, more or less spreading leaves and narrow, nearly simple, ter- 

 minal panicles, the ultimate branches terminating in a short 

 bristle. Spikelets (a, b, c) about 2.2 mm. long. — Dry, sandy plains, 

 southern Texas. August. 



