138 



Fic. 434. Stipa coronata Thurber, in Brewer iSc S. Wats. Hot." 

 Calif. 2 : 287. 1880. Crested Featueij-gkass. — A stout, erect 

 pereimial 12 to 18 dm. bigb, witb Hat leaves, the lower ones often 

 9 dm. lonfz;, and erect, narrow, aiul ratber densely llowcicd ])an- 

 ick'S 3 to 4 dm. long. Spikelets wilb luieiiual, acuminate-pointed 

 empty glumes (a), the lower one about Ifi mm. long, and silky- 

 hairy flowering glumes (h), which have a crown of longer (4 mm.) 

 hairs. Awn slender, about 2 cm. long. — Sandy plains and bill- 

 sides, Arizona and California. March-September. 



