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Dysox
Dysoxylum alliaceum (Blume) Blume
MELIACEAE
Beka-beka bukit (Malaysia); Ta suea khao (Thailand); Kayu bawang (Indonesia); Kasai temaga (Malaysia); Pasak lingga merah (Malaysia); Paria (Philippines); Pela (Indonesia); Ki bawang (Indonesia); Miao (Philippines); Malaaduas (Philippines)
Dysoxylum thysoideum Hiern; Dysoxylum klemmei Merr.; Dysoxylum euphlebium Merr.
It can be a fairly large tree, up to 35 m tall, branchless up to 20 m and 80 cm of diameter. Sometimes buttresses 3 to 5 m high are present, the bole is fluted at the base.
Dysoxylum is reported in evergreen primary or sometimes in secondary forests, up to 2,000 m of altitude. It prefers well drained soils.
The bark and seeds of some species of Dysox are reportedly poisonous, and have insecticidal properties.
Wood diffuse porous. Tangential diameter of vessel lumina 200 micras or more (large). Occasionally vessels with colored deposits. Vessels per mm2 5 to 20. Vessels per mm2 more than 20 (very abundant). Vessels per mm2 less than 6 (rare). Simple perforation plate Occasionally axial parenchyma in marginal or in seemingly marginal bands. Axial parenchyma aliform. Axial parenchyma confluent. Occasionally prismatic crystals in chambered axial parenchyma cells and/or in fibers. 5 to 8 cells per parenchyma strand. Axial pare 4 to 10 rays per mm (medium). Occasionally rays exclusively uniseriate. Occasionally body ray cells procumbent with mostly 2 to 4 rows of upright and/or square marginal cells (Kribs-II). Body ray cells procumbent with one row of upright and/or square margina Septate fibers present. Fibers with simple to minutely bordered pits.
Unrestricted
Sometimes the wood has cedar-like or onion-like odor.
The heartwood is pale reddish-brown or reddish-yellow, generally well or occasionally not distinctly demarcated from the white, yellowish or rather bright yellow or pale brown sapwood.
5
The grain is interlocked or wavy, occasionally straight.
The texture varies from fine to slightly coarse.
It is reported to be non-durable to moderately durable when exposed to the weather or in contact with the ground. However, it is probably only moderately durable under exposed conditions.
6
The wood is readily treated.
0.61
0.68
10.2
5.3
Ease of Drying: Seasoning is reported to be fairly rapid. Drying Defects: It is liable to check and warp.
JP-25
1.9
876
93901
490
97
This species is reported to have good characteristics for lamination.
This species is reported to have good characteristics for lamination.
Machining operations are rated as moderately easy to easy.
The wood needs pre-boring for nailing.
EXTERIOR GENERAL, poles, stakes posts, HOUSING GENERAL, flooring, frames, panelling, FURNITURE AND CABINETS, PLYWOOD AND VENEER, PACKING, pallets, NAVAL CONSTRUCTION, boats, boat deck, OTHER AND MUSICAL INSTRUMENTS, matches, wheel, coffin, moldings
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