Chrysopogon zizanioides (L.) Roberty.

Synonym : Vetiveria zizanioides (L.) Nash.
Anatherum muricatum (Retz.) P.Beauv.
Anatherum zizanioides (L.)
Bangla Name : Khas-khas, Bena, Gandhabena, Gandhamul, Benamul.
English Name : Vetiver, Khas-khas, Khus-khus, Cuscus Grass.
Family : Poaceae
Disease : Tonic, refrigerant, stomachic, astringent, stimulant, diuretic, antispasmodic, emmenagogue, fevers, inflammations, stomach, cholera and headache.
Description : A densely tufted perennial grass. Rootstock branching with spongy aromatic roots. Culms stout, up to 1.8 m high. Leaf-sheaths compressed, especially the lower which are sharply keeled, blades narrowly linear, acute, 30-90 cm long, erect, rigid. Panicle oblong, up to over 30 cm long, usually contracted, rachis stout smooth. Racemes up to 5 cm long, very slender. Sessile spikelets linear-lanceolate to almost linear, acute, 4.2-4.8 mm long.
Distribution : All over Bangladesh in low lying areas, near water bodies.
Chemical Constituents : Root contains an essential oil called Vetiver oil, is composed of azulene, nootkatane and eudesmane sesquiterpene compounds, which include nootkatene, valencene, isovalencenol, isovalencenic acid, nootkatone, ?-vetivone, 7-epi-nootkatone, ?-vetivene, ?-ve
Uses : Roots are tonic, refrigerant, stomachic, astringent, stimulant, diuretic, antispasmodic and emmenagogue. As a cooling it is used in fevers, inflammations and irritability of stomach. Essence of root is used to check vomiting of cholera. Grass in the form
Habit : Herb