446 POACE.*:. 



gluinos nearly piinilU'l, 

 not coiivf ij^'mih;. • • • (v) 

 V. Kinply <;liimt's not 

 Hliortcr or vrry little 

 HliortiT than the neiir- 

 est llonil ;,'liiim's. . . (w) 

 w. Fl()r!il;,'liiiii('s\vitli 

 two very short 

 ol)a('ure lateral 

 nerves on each fli<le. 137 

 W. Klonil ;i;liinie.s 



with :{-4 lateral 

 nerves on eaeh 



si.le 120 



V. Empty jrlunies much 

 sliortcr than the near- 

 est lloral ^flumes. . . (x) 

 X. Styles ilistinct, 



lodicules uniteil. . 131 

 X. Styles none, lodi- 

 euli's distinct. . 132 

 U. Lateral nerves of the 

 lloral glumes arched, con- 

 verging above. . . • (y) 

 y. Iiacliilla with a fringe 



of still'liairs. . . .130 

 y. Kachilla imked. 



downy or with 

 crinkled liairs. . . (z) 

 7.. Floral glumes 



strongly keeled on 

 the back, hilum 

 punctiform. . . (aa) 

 aa. Floral glumes 

 cartilaginous 

 at the base. . 129 



