S 
Cyperus, . TRIANDRIA MONOGYNIA. 195 
_ 11. C. pectinatus. R. 
Culms three-sided, leafy, from eight to twelve inches high, straight, 
Umbel terminal, sessile. Involucre length of the umbel: Spikes all 
sessile, linear, pectinate, scales mucronate. Seeds three-sided. 
A native of Coromandel. ¢ 
Culms erect, straight, three-sided, leafy toward the base; from 
eight to twelve inches high.—Uinbel terminal, simple, sessile, globu- 
lar, composed of about twelve sessile, linear, diverging spikes.— Into- 
lucre from two to three-leaved, the longest leaflet about as long as the 
umbel.—~ Scales with long, acute, recurved apices.— Stamina three.— 
— Style with a three-cleft apex.— Seed obovate, three-sided, smooth, 
- dark ash-coloured, ; a. a 
12. C. niveus. Linn. Sp. Pl. ed. Willd. 1. 973. Retz. Obs. 5. p... 
Culms from five to eighteen inches high. Umbels or rather heads, 
sessile. Involucre two-leaved. Style three-cleft. Seed three-sided. 
A native of shady moist pasture land. - 
Root creeping, fibrous.— Culms erect, from five to ten inches high, 
mostly naked, three-sided, smooth.— Leaves surrounding the base of 
the culm, sheathing, those that are nearest the root are little more 
than sheaths, those within are nearly as long as the culm, and waved. 
—Umbel terminal, simple, sessile, about an inch each way, com- 
Posed of linear, many flowered, sessile spikes.— Involucre two-leave 
ed, length of the spikes,—Seed ihree-sided: . 
13. C. jemenicus. Linn. Sp. Pl. ed. Willd. 1. 981. 
Culms from two to four inches high, obscurely three-cornered ; 
base bulbiferous. Unbels simple.. Involucres and spikelets alternate. 
Scales acute. Seed roundish, three-sided. | r 
S uri-gaddi isthe Telinga name of the plant, and Puri-dumpa that 
Of the roots, | À | 
SA native of dry sandy pasture ground near the sea. | 
Root bulbiferous, stoloniferous. When the small oval bulbs. 
taken up entire they appear covered and entirely surrounded s t 
are 
: riu 
