201 



Fig. 497. Tri.setum wolfii Vasey, in liot. Wheeler Exited. 6: 

 294, t. 27. 1878. W< )I.f's False Oat. A slendor, erect, tufted per- 

 iMinial, with ratlier short, Hat, scabrous leaves and loosely llow- 

 cred, iioddiiij;' and contracted paniclos ."i to 10 cm. long. Spikelots 

 2-flowcrcd, .") to mm. long, with lanceohilc, very acnte, nt-arly 

 efjiial empty glumes (a) ;ind acute, punctate-scabrous, sliort- 

 awned llowering glumes (c). Mountains of Cohir.ido. August. 



