209 



Fig. 505. Triodia mutica (Torr.) Scrilm. Bull. Ton. Bot. Cluh 

 10:30. 1883. (TriniHpi.s nntlica Torr. Vac. K. Ky. KN-pt. 4: 15G. 

 1857.) SI.ENDKK TuioDiA. A slt'uder, wiry, evcct perennial 8 

 to 5 dm. liigh, with .short, nairow leaves and contracled i)aniele8 

 10 to 20 cm. louff. Spikelet.s 5- to -llo\vereil, 8 to 10 mm. long, 

 with obtuse or emaiginat*! Iloweiiiig glumes (c) which are pubes- 

 cent on the keel and marginal nerves near the base. Dry hill- 

 sides, Te.\as and Arizona. [Mexico.] Aprii-Octolx-r. 



10S19_No. 17 14 



