1351
|
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. |
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