| Scientific Name | Syzygium cumini (L.)Skeels |
| Trade Name | Jamun |
| Local Name | Njaval, Njara |
| Family | Myrtaceae |
| Tree Size | Medium to very large |
| Tree Height ( m ) | 15 - 35 |
| Tree Diameter ( cm ) | 120 |
| Tree Distribution | West coast tropical evergreen forest and West coast semi-evergreen forests.Oftern planted as shade trees |
| Sapwood-Heartwood Distinction | Not distinct |
| Sapwood Colour | Pale reddish grey to brownish grey showing some lustre |
| Heartwood Colour | Sapwood and heartwood not distinct |
| Hardness | Moderately hard |
| Specific Gravity Based on Weight Over-dry and Volume Green | 0.64 |
| Weight | Moderately heavy |
| Weight(Kg)/cubic meter at 12% Moisture Content | 670 |
| Texture | Medium to coarse textured |
| Grain | Interlocked grain |
| Growth Rings | Indistinct |
| Porosity | Diffuse porous |
| Vessel Size | Medium to small sized |
| Vessel Arrangement | Solitary and in radial multiples of two to three,rarely in clusters |
| Vessel Diameter | 120 - 190 160 |
| Vessel Element Lenght | 300 - 690 690 |
| Perforation | Simple |
| Pit Outline | Polygonal |
| Pit Size | Medium (8-9 µm),vestured |
| Vessel Ray Pitting | Large, flattened horizontally or in vertical direction with much reduced border |
| Ray Nature | Fine, numerous and closely spaced |
| Ray Arrangement/Type | One to three seriate with heterogeneous typell.Body of uniseriate rays wholly made up of squre cells or upright cells or both.In multiseriate rays the uniseriate tails made up of upright or square cells and multiseriate portion made up of procumbent cel |
| Ray Number | 12 - 17 |
| Ray Height | 500 - 1450 960 |
| Fibre Walls | Thin to thick walled,non-septate with minute pits on the radial walls |
| Fiber Length | |
| Modulus of Rupture in kg/cm2 (Green) | 798 |
| Modulus of Elasticity in kg/cm2 (Green) | 109400 |
| Modulus of Rupture kg/cm2 (Dry) | 950 |
| Modulus of Elasticity in kg/cm2 (Dry) | 126500 |
| Uses | Beams, rafters, posts, general-purpose plywood, agricultural implements, blockboards, poles and fence posts door and window frames, boat and building, fuel wood, beams & rafters, boats & ship building, wells & wheels, oars and mine props |
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