Timbers of Kerala

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Scientific Name  Albizia chinensis (Osb.)Merr
Trade Name  Siris
Local Name  Pottavaga, Pulivaha
Family  Mimosaceae
Tree Size  Large
Tree Height ( m )  20 -
Tree Diameter ( cm )  90 -
Tree Distribution  Moist teak bearing and Southern moist mixed deciduous forests
Sapwood-Heartwood Distinction  Distinct
Sapwood Colour  White or Yellowish-White
Heartwood Colour  Pale brown to light reddish-brown
Hardness  Soft
Specific Gravity Based on Weight Over-dry and Volume Green 
Weight  Light
Weight(Kg)/cubic meter at 12% Moisture Content  400 -
Texture  Coarse
Grain  Straight to slightly interlocked
Growth Rings  Distinct
Porosity  Diffuse porous
Vessel Size  Large to Medium
Vessel Arrangement  Solitary or in radial multiples of 2, 3 or more or in clusters
Vessel Diameter   -
Vessel Element Lenght  -
Pit Outline 
Pit Size 
Vessel Ray Pitting 
Ray Nature  Fine, wide to somewhat closely spaced
Ray Arrangement/Type 
Ray Number  -
Ray Height  -
Fibre Walls 
Fiber Length 
Modulus of Rupture in kg/cm2 (Green)  477.5
Modulus of Elasticity in kg/cm2 (Green)  63800
Modulus of Rupture kg/cm2 (Dry) 
Modulus of Elasticity in kg/cm2 (Dry) 
Uses  Heavy packing cases and boxes; turnery; ballies and fence posts; decorative plywood; Cabinets; Flush door shutters; panelling; picture frames; blackboards

College of Forestry - KAU