239 



Fig. 221. PappophorumwrightiiS. Wats. (P. b(>realeToYv.,not 

 Griseb.) ; Beal, Grasses N. Am., 2 : 448. Pirple-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 pauicles 1 to 7 cm. long.— Rocky hills, 

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

 Mexico.] .Tuly-September. 



