308 TRIANDRIA DTGYNIA. Pmiicitm. 



erect, acute, retrorso-hispid; sheaths longer than the joints, 

 with a thick bearded mouth. Panicle oval, diffuse, thin, com- 

 posed of scattered, sub-alternate, Famous branches ; all near- 

 ly triangular, the angles sharp, and armed with fine points. 

 Flowers oblong-, pointed, in pairs on a common pedicel with 

 unequal partial pedicels. Calyx, exterior valve short, broad, 

 involving- the bottoms of the others. Corol, with a small neu- 

 ter glume, always without stamens. Seed oblong-, smooth, 

 brown. 



Obs. This grass is of a coarse nature ; cattle are not there- 

 fore fond of it. When it grows on dry ground, the grass is 

 much smaller, but the panicle larger. 



44. P. uliyinosum. R. 



Culms erect, from two to four feet high. Panicle thin ; ra- 

 mifications four-sided, smooth ; flowers polygamous, solitary. 

 Seed oblong, smooth. 



Bene/. Burunda. 



Telbig. Gwndn/. 



A native of the moist borders of rice fields, in wet ground. 



Root fibrous, white. Culms many, ramous ; below resting 

 on the ground and rooting ; above erect, a little compressed, 

 smooth ; from two to four feet high. Leaves short and sharp, 

 inside a little downy; sheaths shorter than the joints; mouths 

 bearded. In paludosirm they are surrounded on the inside 

 with hair. Here the ramifications are compressed, and some- 

 what four-sided, there triangular, and hispid. Panicle more 

 contracted than in paludosum. Calyx the same. Corol, with 

 a complete male floret. Seed oblong, smooth. 



Obs. To distinguish it from P. paludosum, attention must 

 be paid to the leaves, ramifications of the panicle, and male 

 florets. 



45. P. sarmentosum. R. 



Perennial, inane, hairy, sarmentose, with sub-ercet, florifer- 

 ous shoots from the joints. Panicle patent. Flowers solita- 



