LV. GKAMINE^E. 883. 



hardened after flowering; lower glumelle of the fertile flower facing the lower 

 glume. Stamens 3-2. Stigmas usually elongated or filiform, protruding at the top' 

 or sides of the flower. Caryopsis with a linear or punctiform spot. 



PRINCIPAL GENERA. 



Antboxanthum. * Phalaris. * Zea. 



Ilierochloa. Lygeiun. * Coix. 



TRIBE V. PHLEINEJE. 



Spikelets all fertile, laterally compressed, in a spicate panicle or spike, with one 

 $ flower, with or without the pedicellate rudiment of a second flower. Glumes 

 sub-equal or unequal, as long as or longer than the flower. Glumelles memhranous ; 

 lower glumelle facing the lower glume. Stamens 3-2. Stigmas elongated, protruding 

 at the top of the flower or spikelet. Caryopsis with a punctiform hilary spot. 



PRINCIPAL GENERA. 



* Phleum. Alopecurus. Crypsis. 



Beckmanuia. Mibora, Coruucopin. 



TRIBE VI. AGROSTIDEM 



Spikelets all fertile, more or less laterally compressed, in a branched or spiked 

 panicle, with a single flower, rarely accompanied by the pedicellate rudiment of a 

 second upper flower. Glumes sub-equal or unequal, usually longer than the flower. 

 Glumelles between membranous and herbaceous, as are the glumes, the lower 

 muticous or aristate ; awn usually dorsal, and facing the lower glume. Stamens 3, 

 rarely 1-2. Stigmas usually sessile, protruding laterally at the base of the 



spikelet. 



PRINCIPAL GENERA. 



Chseturus. Gastridium. Cinna. Polypogon. 



Sporobolus. JMublenbergin. * Agrostis. 



TRIBE VII. STIPES. 



Spikelets all fertile, sub-cylindric or compressed, in panicles containing one 

 ? flower. Glumes sub-equal or unequal, equalling or longer than the flower. 

 Glumelles becoming coriaceous when ripe, the lower answering to the lower glume, 

 often convolute, awned at the tip; awn simple or 3-fid, very rarely muticous. Stamens 

 3. Stigmas protruding laterally towards the base of the spikelet. Caryopsis with a 

 linear hilary spot towards its middle or near its top. 



PRINCIPAL GENERA. 



* Milium. Lasiagroetis. * Stipa. 



Piptatherum. Macbrochloa. Ariatida. 



3T.2 



