Timbers of Kerala

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Scientific Name  Hydnocarpus pentandra (Buch.-Ham.)Oken
Trade Name  Marotti
Local Name  Marotti, Neerutti
Family  Flacourtiaceae
Tree Size  Medium to large
Tree Height ( m )  15 - 30
Tree Diameter ( cm )  75
Tree Distribution  West coast tropical evergreen and West coast semi-evergreen forest
Sapwood-Heartwood Distinction  Not distinct
Sapwood Colour  Yellowish grey
Heartwood Colour  Pale brown
Hardness  Soft to moderately hard
Specific Gravity Based on Weight Over-dry and Volume Green  0.82
Weight  Light to moderately heavy
Weight(Kg)/cubic meter at 12% Moisture Content  510
Texture  Fine textured
Grain  Straight grained
Growth Rings  Absent
Porosity  Diffuse porous
Vessel Size  Small to very small
Vessel Arrangement  Solitary and in radial multiples of three to four,often in clusters of four or more
Vessel Diameter   80 - 130 110
Vessel Element Lenght  1510 - 2390 2390
Perforation  Scalariform with more than 20 bars per plate.End w
Pit Outline  Circular to oval
Pit Size  Large(10-15 Ám),non-vestured
Vessel Ray Pitting  Simple with reduced border
Ray Nature  Fine to very fine, closely spaced
Ray Arrangement/Type  Tall and vertically fused.The biseriated portion has the same width as the uniseriate portion. Heterogeneous with the uniceriate portion made up of square and upright cells and biseriate portion made up of procumbent cells. Rhomboidal crystals present in
Ray Number  8 - 10
Ray Height  1250 - 2460 1690
Fibre Walls  Thick walled,septate; with minute pits on radial walls
Fiber Length 
Modulus of Rupture in kg/cm2 (Green) 
Modulus of Elasticity in kg/cm2 (Green) 
Modulus of Rupture kg/cm2 (Dry) 
Modulus of Elasticity in kg/cm2 (Dry) 
Uses  Packing cases and boxes, match splints and temporary construction.
  • Tree Image
  • Timber Gross View
  • TS (100X)
  • TLS(100X)
  • RLS(100X)

College of Forestry - KAU