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Bintangor
Calophyllum papuanum Lauterb.
GUTTIFERAE
Calophyllum (Papua New Guinea); Calophyllum (Indonesia)
A medium-sized to large, probably dioecious tree up to 40 m tall with bole up to 90 cm in diameter, usually without buttresses but sometimes with buttresses.
C. papuanum is usually a canopy tree of lowland or montane forest. It sometimes grows in swampy forest and occurs up tu 1850 m altitude.
The Moluccas (Morotai) and New Guinea.
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Vessels per mm2 6 to 10 (medium). Wood diffuse porous. Vessels exclusively solitary (over 90%). Occasionally tyloses common. Tangential diameter of vessel lumina 100 to 150 micras (small). Vessel-ray pits coarse in marginal rows. Vascular/vasicentric tracheides Axial parenchyma apparent with the naked eye. Axial parenchyma in thick bands. Occasionally prismatic crystals in non-chambered axial parenchyma cells. Axial parenchyma bands more than 3 cells wide. Rays more than 10 per mm (abundant). Occasionally rays exclusively uniseriate. Occasionally prismatic crystals in the ray cells. Body ray cells procumbent with mostly 2 to 4 rows of upright and/or square marginal cells (Kribs-II). Non-septate fibers. Fibers with simple to minutely bordered pits.
Unrestricted
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Sapwood pinkish-red, while heartwood reddish-brown.
Interlocked, spiral and wavy.
Moderately coarse to coarse, and uneven.
Present
Moderately durable under exposed condition.
3
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Silica Content: Almost zero
Poor to moderately resistant
0.54
0.59
Ease of Drying: Seasons well when open stacked after conversion .
1039
139909
591
143
Low to moderate
Good
Good
None, since it is non-siliceous
Good
Easy
Easy
Easy
Easy
Good
Good
Easy
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Good
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Dark-colored mahogany and/or dark red meranti
EXTERIOR GENERAL, poles, HOUSING GENERAL, boards, flooring, parquet, panelling, FURNITURE AND CABINETS, common furniture, cabinets, PLYWOOD AND VENEER, faces, cores, common veneer, PACKING, pallets, NAVAL CONSTRUCTION, boats, boat deck, OTHER AND MUSICAL INSTRUMENTS, pipe, axle, moldings, particleboard
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