204 TRIANDRIA MONOGYNIA, Cy perus.. 
Root fibrous. | Culms erect, from two to. five feet high, 
very rigid, obsoletely three-sided, smooth, four-fifths naked. 
Leaves sheathing, length of the culm, rigid, striated, margins 
hispid. _Umbel terminal, decompoitnd, from. six to eight, 
inches each way.  Umbellets with peduncles of various 
lengths, composed of peduncled, globular heads, and. these 
again, of numerous small, sessile, linear, lanceolate, rigid, 
spinulous-pointed, from three to four-flowered ‘spikelets, Jn- 
volucre from four to six-leaved, unequal, the largest beg 
from two to three feet long, and the shortest about the same 
number of inches, margins hispid, like those of the leaves.. 
Tnvolucel from three to maleate, length of the umbellets. 
Scales linear. _ 
Obs. T have not seen the pistil nor seed, It is a remark- ; 
ably coarse species ; no animal eats it. oe 
3% C. elatus, Linn. sp, pl. 7 Willd, 1. 287. Vahl. enum. 
2. 363. 
~ Culms from six to twenty feet long, sharp-angled. Umbel 
scarcely decompound. Spikes all sub-sessile, linear, erect. 
Spikelets most numerous, alternate, from six to eighteen- 
flowered, anthers gure: 3 in a thread, Peiiad oblong, three- 
sided. ee 
_ Beng. Gol-mulunga, tara: 1 esd aes 
_ Teling, Rakisha, | °°" So 28) gee iter coin's 
__ This is by far the lage species on the coms of Coroman- 
del. “It grows in sweet standing water, 
Root fibrous, Culms erect, from six to twetity feet high, 
and thick in proportion, naked, except near the base, three- 
sided, angles sharp, rigid and scabrous, so as to cut the hand 
readily, other parts pretty smooth, Leaves sheathing, im, 
small plants, as long as the culm, about an inch in diameter. 
at the broadest part, triangularly concave, with the keel and 
margins sharply serrate. Umbel terminal, dee Pee = 
igi tot Se vlons dang aly, sta a 
