Culms : Caespitose
Height : 6m
Diameter : 1.5cm
Internode Length : 14cm
Culm Sheath Color : 16-22 cm longand 3.5-9 cm broad, coriaceous, striate, straw-coloured, covered with stiff hairs on the outer surface, tessellate in innersurface, attenuate towards the apex into a very long ciliate tip, with 0.8 cm broad mouth; auricles rounded, hairy withfew long bristles; imperfect blade ca. 9 cm long, erect, subulate, striate, ciliate on the edges; ligule ca. 2 mm broad,faintly ciliate, dentate.
Length of Leaf : 11 cm
Breadth of Leaf : 1 cm
Shape of Leaf : linear-lanceolate
Altitude : 2400-3000m
Native to : Arunachal Pradesh, Sikkim, West Bengal
Description of Inflorescence and Flower : Inflorescence on axillary or terminal panicle, supported by ca. 6 cmlong sheathing bracts, on separate leafless branches, spikelet ca. 3.5 cm long, 8-flowered, uppermost 2 flowers empty,pedicels long, wavy, glabrous, capillary with glandular bases, rachilla ca. 6 mm long, clavate, scabrous, with a tuft ofwhite hairs below the flowers, empty glumes 2, ovate-lanceolate, ciliate on the edges, outer glume ca. 7 mm long and2 mm broad and 3-nerved, inner glume ca. 10 mm long and 3 mm broad and 5-nerved, lemma ca. 13 mm long and 3mm broad, ovate-lanceolate, ciliate on the edges, tip long, acuminate, ciliate; palea ca.10 mm long, 2-keeled lodicules 3,ovate, acute, faintly nerved, ciliate on the edges, one is narrower than the other two. Stamens 3; anther bilobed, ca. 3cm long, linear, acute, basifixed, filament ca. 1 mm long. Ovary oblong, ovoid, glabrous, style undivided, short, curvedwith 3 plumose stigmas.
Flowering Cycle : 35 years
Flowering Reported : Sikkim (1895,1897,1932, West Bengal)