240 



Fig. 222. Pappophorum apertum Sciibii.; Hull. Torr. Pot. 

 Club, 9: 148; Bc^al, (Jr.isses N. Am., 2: 447.— A ca-spitose percii- 

 iiial ',i to 8 dm. high, with long, narrow, mostly involute leaves 

 and narrow, palf, or often straw-colored panichs 1,5 to 20 cm. 

 long. — Valleys, western Texas to Arizona and Mexico. June. 



