Scientific Name |
Pterocarpus marsupium Roxb |
Trade Name |
Bijasal |
Local Name |
Venga |
Family |
Leguminosae |
Tree Size |
Mediun to large |
Tree Height ( m ) |
15 - 30 |
Tree Diameter ( cm ) |
100 |
Tree Distribution |
Southern moist mixed deciduous forest, Moist teak bearing forest, West coast semi-evergreen and Southern dry mixed deciduous forests |
Sapwood-Heartwood Distinction |
Distinct |
Sapwood Colour |
Pale yellowish white |
Heartwood Colour |
Golden brown with dark streaks |
Hardness |
Moderately hard to hard |
Specific Gravity Based on Weight Over-dry and Volume Green |
0.67 |
Weight |
Moderately heavy to heavy |
Weight(Kg)/cubic meter at 12% Moisture Content |
801 |
Texture |
Fine to medium coarse textured |
Grain |
Interlocked grain |
Growth Rings |
Indistinct |
Porosity |
Diffuse porous to semi ring porous |
Vessel Size |
Large to medium sized |
Vessel Arrangement |
Solitary and in radial multiples of two to four, with brown gummy deposits |
Vessel Diameter |
170 - 290 210 |
Vessel Element Lenght |
320 - 610 610 |
Perforation |
Simple |
Pit Outline |
Oval |
Pit Size |
Medium to large(9-12 µm),vestured |
Vessel Ray Pitting |
Alternate and pit outline oval |
Ray Nature |
Fine,numerous and closely spaced |
Ray Arrangement/Type |
One to two seriate, homogeneous type.Body of ray made up of procumbent cells |
Ray Number |
13 - 18 |
Ray Height |
210 - 290 240 |
Fibre Walls |
Thin to thick walled,non-septate; simple pits on radial walls |
Fiber Length |
|
Modulus of Rupture in kg/cm2 (Green) |
745 |
Modulus of Elasticity in kg/cm2 (Green) |
102500 |
Modulus of Rupture kg/cm2 (Dry) |
1379 |
Modulus of Elasticity in kg/cm2 (Dry) |
133900 |
Uses |
Railway sleepers, tool handles, construction purposes like beam, door and window frames, boat building, poles and posts, lorry bodies, toys, charcoal, agricultural implements, fuel wood, sport goods, boards & panels, textile mill accessories, mathematical, engineering and drawing instruments, carts & carriages, joinery & interior fittings, aircraft plywood, wagons, mine props, casks, combs, picture frames and textile mill accessories shuttles |