Cassia javanica L.
Antsoan (Philippines); Pink shower (Philippines); Busok-busok (Malaysia); Bebusok (Malaysia); Johar; Antosan (Philippines); Boking-boking (Indonesia); Kalaphruk (Thailand); Bobondelan (Indonesia); Bo pruk (Cambodia); Khoun loy (Laos); Trengguli (Indonesia); Kalapaphruk (Thailand); Buf cajp (Vietnam); Anchoan (Philippines); Chaiyaphruk (Thailand)
Cathartocarpus javanicus Pers.; Cassia nodosa Buch.-Ham. ex Roxb.; Cassia megalantha Decne.; Cassia bacillus Gaertn.
It is medium-sized tree up to 25 m tall and 70 cm in diameter. In the Philippines the bole is straight, cylindrical, usually 5 to 8 m in length, other reports indicate that the boles are often curved.
It is found in more open sites in the forest, up to 400 m of altitude, but it can also occur in closed evergreen forests.
Plantations of this species for timber are reported in South East Asia. It is also planted in Central and South America as an ornamental tree.
Wood diffuse porous. Occasionally tangential diameter of vessel lumina 200 micras or more. Colored deposits in heartwood vessels. Vestured pits. Vessels per mm2 less than 6 (rare). Simple perforation plates. Vessel-ray pits similar to intervessel pits in size a Axial parenchyma in marginal or in seemingly marginal bands. Occasionally apotracheal axial parenchyma diffuse and/or diffuse in aggregates. Axial parenchyma aliform. Axial parenchyma confluent. Occasionally axial parenchyma storied. Prismatic crystals in cham 4 to 10 rays per mm (medium). Rays more than 10 per mm (abundant). Occasionally rays and/or axial elements irregularly storied. Occasionally larger rays more than 4 seriate. Homogeneous rays and/or sub-homogeneous rays (all ray cells procumbent). Occasionally Septate fibers present. Fibers very thick walled. Fibers with simple to minutely bordered pits.
The sapwood is white or creamy white, turning light brown on drying, and distinctly marked off from the heartwood, which is light yellow when fresh turning to brick red with age.
The grain is interlocked.
Texture is moderately fine.
The sapwood is very perishable, the heartwood is moderately durable when exposed to the weather or in contact with the ground, and very durable for interior work.
It is very difficult to treat with preservatives.
Sawing operations are rated as fair to difficult.
This species is easy to machine.
Finishing of this wood is easy.
EXTERIOR GENERAL, bridges, stakes posts, rails, crossties, HOUSING GENERAL, beams, joists, frames, steps, FURNITURE AND CABINETS, cabinets, TOOLS, tool handles, OTHER AND MUSICAL INSTRUMENTS, pencil