132 TRIODIA DECUMBENS. 



Spikelets of large size, consisting of four awnless florets, which do not 

 extend beyond the calyx. Spikelets upright, having smooth footstalks, 

 which are placed alternately on the rachis. Calyx of two smooth acute 

 glumes, three-ribbed. Florets of two paleae, exterior one of basal 

 floret ovate, five-ribbed, three-toothed at the apex, base hirsute. Inner 

 paleae obtuse, broad, and having two green marginal ribs. Length 

 from five to twelve inches. Root perennial and somewhat creeping. 



Flowers at the end of July, and ripens its seed in the first week in 

 August. 



