31 
5: mir thickened or connate below, becoming pr and bur- 
6. CENCHRUS 
5. Daten not connate below, usually slender ~~ often plumose. 
- PENNISETUM 
6. Glumes, including the flowering, two, usually acuminate- 
pointe 18. Rermartia 
lumes more than two 7 
7. Glumes three 8 
7. Glumes four 10 
8. Spikelets with an citancies annular callus at the pay flowering 
glume mucronate or short awn-pointed _.... 22. ErtocHioa 
8. Spikelets without an annular callus at base; Be ering glume 
whiless 
9. Spikelets in loose terminal panicles ......- 20. ANTHENANTIA 
9. Spikelets sessile or very short pedicle in | spikes or 
racemes 9. PaspaLuM 
10. First a usually smaller than the others (rarely sensi : 
awnless VICU 
10, First and second, and sometimes also the third, eileen awned. 
LISMENUS 
