CXIII. GRAMINEJE 
585 
a male or a rudimentary flower ; upper glume the shortest in the 
spikelet, lanceolate, awned, containing a 2-sexual, fertile flower. 
Stamens 3. Styles 2, free to the base. Grain free within the 
hardened glume and pale. 
Awn long, bent in the middle, protruding. 
Flowering glume 3-awned . . . 4 . » 1. A. setosa. 
Flowering glume 1 -awned , . . . . . 2. A. brasiliensis. 
Awn short, straight, barely protruding . * . . 3. A. Wallichii. 
