141 



^t\ 



Fig. 437. Stipa vaseyi Scribn. U. S. Dept. Agr. Div. Agros. 

 Bull. 11 : 46. 1898. {Stipa riridula \ar. robiistaVasey; not Stijja 

 robusta Nutt.) Sleepy Grass. — A stout, erect perennial 12 to 18 

 ilm. high, with long, tlat leaves and erect, densely lloNvered panicles 

 30 to 45 cm. long. Spikeleta aliout 10 mm. long, with pubescent 

 flowering glumes {b) 6 to 7 mm. long. Awn slender, about 26 mm. 

 long. — Colorado, New Mexico, southern California. [Mexico.] 

 Juue-September. 



