Sinarundinaria hookeriana (Munro) C.S Chao & Renvoize

Himalayacalamus hookerianus (Munro) Stapleton.

Singhane, Singhani, Suighani (Nepal)

Habit

Culms : Caespitose

Height : 6m

Diameter : 3cm

Culm Color : Green

Internode Length : 25cm

Culm Sheath Color : 20-50 cm long and5-16 cm broad, papery, striate, tessellate, straw-coloured, smooth, tapering in the upper half to a truncate point; imperfectblade ca. 8 cm long and 0.5 cm broad, linear, striate; ligule ca.3 mm long, dentate, curved upwards.

Length of Leaf : 23 cm

Breadth of Leaf : 2 cm

Shape of Leaf : linear-oblong, lanceolate,

Altitude : 650-1600m

Habitat, Distribution,Uses

Habitat : Ever green forest

Introduced to : West Bengal

Native to : North east India, Arunachal Pradesh, Meghalaya, Sikkim, West Bengal

Description of Inflorescence and Flower : racemose panicle, usually on separate leafless branches or sometimes fascicled at the node, spikelet ca. 1.2 cm long, pedicellate, 2-flowered, 1 fertile and otherimperfect; rachilla scabrous; empty glumes2, oblong-mucronate, thin, membranous,tip and edges ciliate, midrib prominent; outer glume ca.5 mm long and 1.5 mm broad and 3-nerved, inner glume ca. 6mm long and 2 mm broad and 5-nerved; lemma ca. 10 mm long and 4 mm broad, broadly ovate, hard with thickenededges, shortly mucronate, ciliate at the tip, 7-nerved; palea equal to lemma or slightly longer, 2-keeled, ciliate on thekeels and bifid tip; lodicules 3, thickened at the base, ovate with acute tip, fimbriate, 3-5-nerved, one is narrow andshorter than the other two. Stamens 3; anther sub-acute, basifixed; filament short. Ovary ovoid-oblong, glabrous; styledivided and each branch having one short plumose stigma.

Flowering Cycle : 30-35 years

Flowering Reported : Sikkim (1848, 1885), West Bengal (1901, 1902, 1932, 1963)

Uses: Construction, mats, edible shoots, fence, panels, poles, pipes, fooder, beer

References: Seethalakshmi K. K ,1998

Kerala Forest Research Institute All rights reserved.

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