(11) 



1. Phalaris. The 2 inferior florets reduced 

 to 2 awnless palese. 



2. Anthoxantlium. The two inferior florets 

 reduced to 2 aristate paleae larger than 

 the developed terminal floret. 



cc. S pikelets not dor sally compressed. Glumce 

 2. When a second floret is present it is 

 rudimentary and terminal. 



aaa. Stigma fllamentose, eocserted on the apex of 

 the spikelet. 



1. Alopecurus. Floret consisting of a 

 single palea. 



2. Phleum Gluma3 carinate, longer than 

 the 2 palese of the floret. 



3. Spartina. Glurme carinate, the inferior 

 shorter than the floret. Paleae unequal, 

 the superior longer. 



bbb. Stigma on an elongated style, aspergilli- 

 form and exserted beloiv the apex of tJie 

 floret. 



1. Cjnodon. Glumas small, spreading. 

 Superior palea linear, concave; inferior 

 palea laterally compressed, oval, char- 

 taceous. 



ccc. Stigma plumose, exserted from the base of 

 the floret. Style very short. 



1. Polypogon. Glumae obtuse, but aris- 

 tate. Paleae membranaceous. 



