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OONOG (Osmelia phillippina)
Trade Name
Oonog
Scientific Name
Osmelia phillippina (Turcz.) Benth.
Family
Flacourtiaceae
Common Names
Malatayotes (Philippines); Malakamanga (Philippines); Kayu watu (Indonesia); Kayu si basaon (Indonesia); Ancerina (Indonesia); Oonog (Philippines)
Scientific Name Synonyms
Osmelia conferta Benth; Osmelia celebica Koord; Osmelia borneensis Merr
Description Of The Tree
Botanical Description
It is a small to medium-sized tree up to 24 m tall. The bole is up to 60 cm in diameter, sometimes with small buttresses up to 0.6 m high.
Natural Habitat
It is found scattered in primary and secondary lowland rain forests, up to 600 m of altitude. Osmelia phillippina is reported in well drained, fertile clayey soils in mixed dipterocarp forests.
Wood Identification
Anatomic Description Of Wood
Wood diffuse porous. Occasionally vessels in radial multiples of 4 or more common. Occasionally tangential diameter of vessel lumina 100 micras or less. Tangential diameter of vessel lumina 100 micras or less (very small). Vessels per mm2 more than 20 (very a Axial parenchyma absent or extremely rare, non visible with magnifying glass (8x). 4 to 10 rays per mm (medium). Rays more than 10 per mm (abundant). Ray height more than 1 mm. Occasionally larger rays more than 4 seriate. Occasionally sheath cells. Prismatic crystals in the ray cells. Body ray cells procumbent with over 4 rows of upright and Septate fibers present. Fibers with simple to minutely bordered pits.
Availability
Cites Status
Unrestricted
General Wood Description
Grain
It has straight grain.
Texture
The texture varies from moderately fine to moderately coarse.
Wood Physical Properties
Basic Density or Specific Gravity (O.D. weight/vol. green) (g/cm³)
0.63
Air-dry Density (Weight and volume at 12%MC) (g/cm³)
0.70
Total shrinkage Tangential (Saturated to 0%MC) (%)
7.2
Total shrinkage Radial (Saturated to 0%MC) (%)
3.5
Drying Defects
Ease of Drying: Air seasoning is reported to be good.
Dimensional stability ratio (Total Tangential Shrinkage %/Total Radial Shrinkage %)
2.1
Wood Chemical Properties
Wood Mechanical Properties
Workability
REFERENCED USES
End Uses Summary
HOUSING GENERAL, FURNITURE AND CABINETS
General Housing
- 10 - Silica in Timbers
Furniture Cabinets
- 21 - Tropical timbers of the world. Part III-Southeast Asian and Oceanian Species.
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