Cinnamomum porrectum (Roxb.) Kosterm.
Theptharo (Thailand); Medang serai (Indonesia); Medang lesah (Indonesia); Medang busok (Indonesia); Laso; Keplah wangi (Malaysia); Kepaleh; Kayu gadis; Kajoe lada; Kajoe gadis; Gadis; Chintamula hitam; Safrol laurel (United Kingdom); Re huong (Vietnam); Thep tharo (Thailand); Karawa (Myanmar); Ki sereh (Indonesia); Safrol laurel (United States of America); Bunsod (Sabah); Keplah wangi (Sarawak); Medang kemangi (Malaysia); Rawali (Borneo); Selasihan (Indonesia); Teja (Sarawak); Teja (Malaysia); Huru (Indonesia); Medang (Indonesia)
Cinnamomum sumatranum (Miq.) Meissner; Cinnamomum porrectum (Roxb.); Cinnamomum glanduliferum C. Nees (Roxb.)
It is a medium-sized to large tree up to 45 m tall. The bole is straight, cylindrical and up to 105 cm in diameter, sometimes buttressed.
This species occurs commonly in lowlands to montane forest, on both fertile and poor soils, usually on well drained areas.
Essential oils are obtained by steam distillation of medang.
Tyloses common. Vessels per mm2 more than 20 (very abundant). Vessel-ray pits reticulate and/or foraminate. Simple perforation plates. Intervessel pits medium, 7 to 10 micras. Axial parenchyma in marginal or in seemingly marginal bands. Apotracheal axial parenchyma diffuse and/or diffuse in aggregates. Paratracheal axial parenchyma scanty and/or vasicentric. Occasionally axial parenchyma lozenge-aliform. 4 to 10 rays per mm (medium). Oil and/or mucilage cells associated with the axial and/or ray parenchyma (idioblasts). Body ray cells procumbent with mostly 2 to 4 rows of upright and/or square marginal cells (Kribs-II). Occasionally septate fibers present. Fibers with simple to minutely bordered pits.
Usually the wood has a persistent camphor-like odor.
The heartwood varies in color from grayish-green to pinkish, reddish or pale brown, sometimes turning to red-brown or walnut-brown on exposure, and is usually not distinctly demarcated from the straw-colored, pale pink or pale brown sapwood.
The grain is straight to moderately interlocked.
Texture of this species is reported to vary from fine to medium.
The wood is moderately durable when exposed to the weather or in contact with the ground. C. porrectum is rated as the most durable species among the medang group.
The wood is extremely resistant to preservative treatment.
Ease of Drying: Drying is reported to be slow but rarely develops serious seasoning defects, except for slight cupping. Drying Defects: Risk of surface checking and end splitting. Kiln Schedules: Schedule suggested for Merawan. In Malaysia kiln-drying schedule H is recommended. It takes 5 days for 25 mm thick boards to kiln dry from 50% to 10% moisture content.
Sawing of this species is reported to be rather easy.
It has a moderate blunting effect on the cutting tools.
It is easy to machine.
This species is reported to have a good nailing behavior.
Wood of this species is easy to finish.
It has a good staining.
Painting or varnishing of this species is reportedly easy.
It has a good response to hand tools.
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