Select Language:  

logo

< Back LAMBARAN (Cathormion umbellatum) Print Friendly View

< Back Print Friendly View

LAMBARAN (Cathormion umbellatum)

Trade Name

Lambaran

Scientific Name

Cathormion umbellatum (M. Vahl) Kosterm.

Family

Leguminosae

Common Names

Rakam pa (Thailand); Sambu:e sa:r (Cambodia); Lambaran (Indonesia); Lom (Indonesia); Kiutasi (Indonesia); Tieem (Vietnam); Me daast (Vietnam); Ma kham khaek (Thailand)

Scientific Name Synonyms

Pithecellobium umbellatum (Vahl) Benth.; Pithecellobium moniliferum (DC) Benthe.; Pithecellobium malayanum Pierre

Description Of The Tree

Botanical Description

It is a small, sometimes medium-sized tree up to 15 m tall. The bole is often short, crooked, up to 60 cm in diameter.

Natural Habitat

This species usually occurs in coastal regions, in particular on the drier parts of the mangrove forests and along the seashore up to 1,500 m of altitude.

View More Information

Wood Identification

Anatomic Description Of Wood

Wood diffuse porous. Tangential diameter of vessel lumina 200 micras or more (large). Colored deposits in heartwood vessels. Vestured pits. Vessels per mm2 5 to 20. Vessels per mm2 less than 6 (rare). Simple perforation plates. Vessel-ray pits similar to interve Occasionally apotracheal axial parenchyma diffuse and/or diffuse in aggregates. Occasionally paratracheal axial parenchyma scanty and/or vasicentric. Axial parenchyma aliform. Axial parenchyma confluent. Prismatic crystals in chambered axial parenchyma cells 4 to 10 rays per mm (medium). Homogeneous rays and/or sub-homogeneous rays (all ray cells procumbent). Septate fibers present. Crystals in fibers. Fibers with simple to minutely bordered pits.

Availability

Cites Status

Unrestricted

General Wood Description

Color

The heartwood is pale to dark brown, sharply demarcated from the white to yellowish-white sapwood.

Grain

The grain is reported to be straight or wavy.

Texture

The texture varies from moderately coarse to coarse and even.

Natural Durability

It is slightly durable in contact with the ground or exposed to the weather, but durable when used under cover.

Natural durability index (1= Very high durability, 7=Vey low durability)

3

Wood Physical Properties

Air-dry Density (Weight and volume at 12%MC) (g/cm³)

0.78

Drying Defects

Ease of Drying: Air seasoning is fairly easy. Drying Defects: Tendency to check and split in air drying.

Wood Chemical Properties

Wood Mechanical Properties

Bending Strength (MOR),12%MC (kgf/cm²)

1467

Stiffness (MOE) 12%MC (kgf/cm²)

171624

Compression parallel to fiber 12%MC (kgf/cm²)

830

Shear strength radial 12%MC (kgf/cm²)

199

Janka hardness (side) 12%MC (kgf)

703

Workability

REFERENCED USES

End Uses Summary

HOUSING GENERAL

General Housing
  • 10 - Silica in Timbers

Please Provide Information To View Producer Information

* Or, continue as guest