Scientific Name |
Morinda tinctoria Roxb.exDC. |
Trade Name |
Manjanathi |
Local Name |
Manjanathi,Manja-pavatta |
Family |
Rubiaceae |
Tree Size |
Small to medium |
Tree Height ( m ) |
7 - 12 |
Tree Diameter ( cm ) |
30 |
Tree Distribution |
Southern dry mixed deciduous forests in Central Kerala |
Sapwood-Heartwood Distinction |
Not distinct |
Sapwood Colour |
Light red with Yellowish streaks |
Heartwood Colour |
Sapwood and heartwood not distinct |
Hardness |
Moderately hard |
Specific Gravity Based on Weight Over-dry and Volume Green |
0.77 |
Weight |
Light |
Weight(Kg)/cubic meter at 12% Moisture Content |
545 |
Texture |
Medium coarse textured |
Grain |
Straight grained |
Growth Rings |
Indistinct |
Porosity |
Diffuse porous |
Vessel Size |
Small to medium sized |
Vessel Arrangement |
Solitary and in radial multiples of two to ten |
Vessel Diameter |
160 - 270 200 |
Vessel Element Lenght |
295 - 660 660 |
Perforation |
Simple |
Pit Outline |
Oval or elliptical |
Pit Size |
Medium (6-9 µm),non-vestured |
Vessel Ray Pitting |
Alternate,oval or elliptical and occurs throughout the ray cells |
Ray Nature |
Fine to moderately broad,numerous and closely spaced |
Ray Arrangement/Type |
1-12 cells wide, heterogeneous type-ll .Body of ray made up of procumbent cells with four or more marginal rows of square or upright cells |
Ray Number |
10 - 15 |
Ray Height |
620 - 1300 930 |
Fibre Walls |
Thin to thick walled,non-septate with minute bordered 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 |
Turnery and carvings, penholders, furniture, toys and combs |