ZOYSIE.E. 71 



spike, rachilla not continued above tlie jjcrfect flower. rTlumos 3 

 each, more or less 3-tootlied at the apex, the latei-al teeth short, the 

 middle one extended into a bristle or awn; the 3 outer frlumes 

 empty, a little shorter, or the empty ones vary, either 1 only, entire. 



Fig. n.—Mgopogon cenchrmles. A, spike; a, b, spikelets. (After Doell.) 



acute, or all broadly emarginate and awnless at the apex; lloral 

 glume often larger than the empty glumes an<l prominently ;^ 

 tooth<?d; palea a little shorter than the glume, narrower, '^nerved.. 



