| Scientific Name |
Dipterocarpus bourdilloni Brandis |
| Trade Name |
Gurjan |
| Local Name |
Karanjili, Charatta anjili |
| Family |
Dipterocarpaceae |
| Tree Size |
Very large |
| Tree Height ( m ) |
45 - |
| Tree Diameter ( cm ) |
120 - |
| Tree Distribution |
West coast tropical evergreen forest in Central and South Kerala |
| Sapwood-Heartwood Distinction |
Distinct |
| Sapwood Colour |
Whitish to pale yellowish-brown |
| Heartwood Colour |
Pale red to reddish-brown |
| Hardness |
Moderately hard |
| Specific Gravity Based on Weight Over-dry and Volume Green |
|
| Weight |
Moderately heavy |
| Weight(Kg)/cubic meter at 12% Moisture Content |
705 - |
| Texture |
Coarse |
| Grain |
Straight to interlocked |
| Growth Rings |
Indistinct |
| Porosity |
Diffuse porous |
| Vessel Size |
Large to medium sized |
| Vessel Arrangement |
Mostly solitary |
| Vessel Diameter |
- |
| Vessel Element Lenght |
- |
| Perforation |
|
| Pit Outline |
|
| Pit Size |
|
| Vessel Ray Pitting |
|
| Ray Nature |
moderately broad to fine, fairly wide spaced |
| Ray Arrangement/Type |
|
| Ray Number |
- |
| Ray Height |
- |
| Fibre Walls |
|
| Fiber Length |
|
| Modulus of Rupture in kg/cm2 (Green) |
678 |
| Modulus of Elasticity in kg/cm2 (Green) |
127100 |
| Modulus of Rupture kg/cm2 (Dry) |
1051 |
| Modulus of Elasticity in kg/cm2 (Dry) |
156200 |
| Uses |
Building and bridge construction; Class I plywood for general purposes; poles cross arms; railway sleepers; boat and ship building; carts and carriages |