1351

 

Dendrocalamus sikkimensis Gamble ex Oliv

Family	:	Poaceae
Local name	:	English-   Giant Bamboo
Distribution	:	Assam, China South-Central, East Himalaya
Habitat	:	Grows well in plains and in hilly tracts
Uses	:	used as a building material and structural timber for heavy construction .
Key Botanical Characters  :  Rhizomes short; pachymorph. Culms erect; 1700-2000 cm long; 120-200 mm diam.; woody. Culm-internodes terete; thick-walled; 30-45 cm long; dark green; antrorsely scabrous. Lateral branches dendroid. Buds or branches absent from lower quarter of culm. Culm-sheaths 30 cm long; 0.9 times as long as wide; pubescent; with dark brown hairs; auriculate; setose on shoulders. Culm-sheath ligule dentate. Culm-sheath blade lanceolate; reflexed; 20-30 cm long; 50-70 mm wide. Leaf-sheaths smooth. Leaf-sheath oral hairs setose. Leaf-sheath auricles falcate. Ligule an eciliate membrane, or a ciliolate membrane. Leaf-blade base asymmetrical; with a brief petiole-like connection to sheath. Leaf-blades lanceolate, or oblong; 15-25 cm long; 25-50 mm wide. Leaf-blade midrib conspicuous. Leaf-blade venation indistinct; with 20 secondary veins. Leaf-blade surface scabrous; rough abaxially; pilose; hairy abaxially. Leaf-blade margins scabrous. Leaf-blade apex acuminate.