200 



Fig. 496. Trisetum muticum (Boland. ) Scribn. U. S. Dept. Agr., 

 Div. Agios., Bull. 11 : 50, fig. 10. July, 1898. ( Trisetum subsjncatum 

 var. muticum Bol. ; Trisetum xcolfii Vasey, in part.) Beardless 

 False Oat. — A rather stout or more often slender, erect, ciespi- 

 tose perennial, 3 to 7.5 dm. high with flat, glabrous, sometimes 

 pilose leaves, narrow or deusely flowered panicles 8 to 18 cm. long. — 

 Dry situations, Montana to British America and southward to Cali- 

 fornia, Wyoming, and Colorado. July-September. 



