| Scientific Name | Adina cordifolia(Roxb.)Hk.f.ex Brand. |
| Trade Name | Haldu |
| Local Name | Manjakadambu,Veembu |
| Family | Rubiaceae |
| Tree Size | Medium to very large |
| Tree Height ( m ) | 15 - 35 |
| Tree Diameter ( cm ) | 110 |
| Tree Distribution | Southern moist mixed deciduous forests, moist teak bearing forests and West coast semi-evergreen forests |
| Sapwood-Heartwood Distinction | Distinct |
| Sapwood Colour | Pale yellowish |
| Heartwood Colour | Deep yellow turning reddish or reddish brown on exposure |
| Hardness | Moderately hard |
| Specific Gravity Based on Weight Over-dry and Volume Green | 0.61 |
| Weight | Moderately heavy |
| Weight(Kg)/cubic meter at 12% Moisture Content | 687 |
| Texture | Fine textured |
| Grain | Straight grained |
| Growth Rings | Indistinct |
| Porosity | Diffuse porous |
| Vessel Size | Small to very small |
| Vessel Arrangement | Solitary and in radial multiples of two to three |
| Vessel Diameter | 90 - 130 110 |
| Vessel Element Lenght | 200 - 445 445 |
| Perforation | Simple |
| Pit Outline | Circular |
| Pit Size | Small (5-7µm),vestured |
| Vessel Ray Pitting | Alternate and pit outline circular |
| Ray Nature | Fine, numerous and closely spaced |
| Ray Arrangement/Type | 1-3 seriate, heterogeneous type-1.Body made up of procumbent cells and tails consisting of 4 or more rows of upright and square cells |
| Ray Number | 7 - 10 |
| Ray Height | 410 - 950 665 |
| Fibre Walls | Thin to thick walled, non-septate with bordered pits on radial and tangential walls |
| Fiber Length | |
| Modulus of Rupture in kg/cm2 (Green) | 657 |
| Modulus of Elasticity in kg/cm2 (Green) | 89.3 |
| Modulus of Rupture kg/cm2 (Dry) | 774 |
| Modulus of Elasticity in kg/cm2 (Dry) | 108.1 |
| Uses | Plywood, tea chests, furniture and cabinets, blackboards and tool handles, musical instruments, mathematical, engineering and drawing instruments, battery separators, toys, agricultural implements, fuel wood, match splints & boxes, boards & panels, window & door frames, brushware, carts & carriages, constructional purposes, flooring, penholders, medicines, pulp making, combs, yokes, picture frames, bobbins and turnery. |
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