239 



Fig. 221. Pappophorum wrightii S. Wats. (P. boreale Torr., not 

 Griseb.); Beal, Grasses N. Am., 2: 448. Purple-grass. — A slen- 

 der, branching and apparently annual species 2 to 4 dm. high, 

 with narrow, involute leaves and densely flowered, spike-like, 

 lead-colored or purplish panicles 1 to 7 cm. long.— Rocky hills, 

 canyons, and open plains, western Texas to Arizona. [Northern 

 Mexico.] July-September. 



