lo!2 TRIODIA DECUMBEXS. 



shorter than its leaf, arid bearing at its apex a tuft of hairs 

 instead of a ligule. Leaves smooth, except near the apex, 

 where very rough. Joints smooth. Inflorescence simple-panicled. 

 Panicle consisting of few spikelets. Spikelets of large size, con- 

 sisting 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 palese, exterior one of 

 basal floret ovate, five-ribbed, three-toothed at the apex, base 

 hirsute. Inner palea obtuse, broad, and having two green 

 marginal ribs. Length from five to twelve inches. Root per- 

 ennial and somewhat creeping. 



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

 week in August. 



