Family: Cyperaceae

Bengali/Vernacular Name: Nagarmutha.

Description of the Plant

A slender glabrous sedge, with slender stolon, 0.4-5 cm long. Stem slender, 40-90 cm long, triquetrous. Leaves variable, usually short, less than one-third of the stem. Umbel thin slender contracted, rays slender, sometimes up to 7.5 cm long. Spikelets linear, pale straw-coloured.

Using Information

The tubers are carminative, emmenagogue, appetizer cooling, cordial, stomachic, astringent, desicant, galactagogue, diaphoretic and diuretic; useful in biliousness, fever, dysentery, diarrhoea, bad taste, thirst, burning sensation, fatigue, urinary discharges, menorrhagia, stuttering, oedema, piles, ozoena and eye-sore; also used as a hair wash. The tubers are given in conjunction with valerian in cases of epilepsy. A decoction is used in gonorrhoea and syphilitic affections.

Alcoholic extract of the rhizome possesses good antibacterial and antifungal activities (Rahman et al., 2006). Essential oil from tuber is hypotensive and CNS stimulant (Asolkar et al., 1992).


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Chemical Constituents

The rhizome oil contains rotundene, rotundenol, (-) ß-selinene, a new tricyclic hydrocarbon - isopatchoula-3,5-diene, isopatchoulenone; a new sesquiterpene ketone – cyperenone; two new crystalline sesquiterpene alcohols – cyperenol and patchoulenol, a ketone cyperotundone and a new sesquiterpene scariodione (Rastogi & Mehrotra, 1990). ß-elemene, caryophyllene, a-humulene, ß-guaiene, d-cadinene and calamine have also been detected in essential oil (Rastogi & Mehrotra, 1993).


Chittagong, Khulna (Sundarbans), in low lying areas.