Scirpus, - TRIANDRIA MONOGYNIA. 27 
14, S. triangulatus, R 
Culms in tufts, erect, two feet high, naked, eosntaly shes 
angled. — Spikes from eight to twelve, sessile just under the 
straight three-winged apex. Germ embraced by six long, 
slender bristles, besides the three-broad filaments. 
Native of Chittagong, where like most of the ouster; it de- 
_ lights in low wet ground, | iy 
15. S. supinus, Vahl. enum. sp. ii. 257. 
Culms in tufts, curved, three-cornered, generally naked. 
Spikes several, under the grooved apex, sessile and pedun- 
cled. Involucre one-leaved, besides the apex of the culm. 
Seed three-sided, transversely rugose on the back, black. 
S. lateralis. Linn, sp. pl. ed, Willd, i. 302. Retz. Obs. iv.12. 
Found growing in tufts, in wet places, in the vicinity as 
Calcutta, during the cool season. 
Root of brown capillary fibres. _Cudms numerous, sbi 
a foot high, curved, three-cornered, angles rounded, above 
the spikes incurved, and deeply channelled. . Leaves rarely — 
any other than a few short sheaths, investing the base of the 
culms, and they generally end in an ensiform point, when 
present solitary and like the culm above the spikes. Spikes 
many, peduncled and sessile, considerably under the apex, 
oblong. Scales ovate, mucronate, with brown chatty margins. 
— three-sided, black, transversely rugose. 
16. 8. 2 ibitndoat Linn, sp. pl. ed. Willd. i. 301. 
Culms from one to two feet high, nearly culumnar, Umbel — 
compound; involucre shorter than the umbel. seen es 
ovate, smooth, ak 
Teling. Billapa. rie Gime node xs 
_ A native of wet — ae gisre,: 
Root fi rou! 
the bass which is evolved i in, from dives. to five, large, point- 
ed sheaths, Umbel terminal, small, compound. Spikes oval. 
