Scientific Name |
Dysoxylum malabaricum Bedd.ex Hiern |
Trade Name |
White cedar |
Local Name |
Vellakil,Akil |
Family |
Meliaceae |
Tree Size |
Very large |
Tree Height ( m ) |
35 |
Tree Diameter ( cm ) |
60 - 90 |
Tree Distribution |
West coast tropical evergreen and southern hill top tropical evergreen forests |
Sapwood-Heartwood Distinction |
Distinct |
Sapwood Colour |
Pale yellowish grey to white |
Heartwood Colour |
Yellowish |
Hardness |
Moderately hard |
Specific Gravity Based on Weight Over-dry and Volume Green |
0.53 |
Weight |
Moderately heavy |
Weight(Kg)/cubic meter at 12% Moisture Content |
720 |
Texture |
Fine textured |
Grain |
Straight to somewhat interlocked grain |
Growth Rings |
Demarcated by the presence of broad parenchyma bands |
Porosity |
Diffuse porous |
Vessel Size |
Small |
Vessel Arrangement |
Solitary and in radial multiples of two to three,rarely in clusters filled with yellowish deposits |
Vessel Diameter |
150 - 200 175 |
Vessel Element Lenght |
315 - 620 620 |
Perforation |
Simple |
Pit Outline |
Oval |
Pit Size |
Minute(3-4 µm),non-vestured |
Vessel Ray Pitting |
Alternate and pit outline oval |
Ray Nature |
Fine,visible under the lens,numerous and closely spaced |
Ray Arrangement/Type |
1-3 seriate,heterogeneous type-3,showing a tendency to homogeneity.Body of ray made up of procumbent cells with a single marginal row of square cells. Uniseriate rays made wholly of square cells |
Ray Number |
3 - 6 |
Ray Height |
220 - 510 340 |
Fibre Walls |
Thin walled,septate; minute pits on radial walls |
Fiber Length |
|
Modulus of Rupture in kg/cm2 (Green) |
661.2 |
Modulus of Elasticity in kg/cm2 (Green) |
109200 |
Modulus of Rupture kg/cm2 (Dry) |
1181.6 |
Modulus of Elasticity in kg/cm2 (Dry) |
141300 |
Uses |
Furniture and cabinets, building and bridge construction, aircraft plywood, mathematical and engineering instruments, boards & panels, cooperage, window & door frames, carts & carriages, extraction of oil, planking, mine props and casks. |