192 
TIMBER 
Daru is a fairly large tree, a native oE Sumatra. There 
is no sapwood noticeable ; the wood is hard and heavy, 
somewhat resembling Balau, of yellowish colom", with fine, 
distinct rays. It is now scarce except in small sizes about 
6 inches square. It is used for general building purposes. 
Weight about G6 lbs. per cubic foot. 
Balau or Ballow {Parinarium ohlougifolium) is now rare. 
The wood is yellow when freshly cut, but becomes orange 
and eventually dark brown, is not unlike billian, though a 
little lighter in colour, and has some of its excellent 
qualities. It is a good, useful timber, is employed for 
piling, beams, and sleepers in Singapore and other places, 
and is one of the best timbers for resisting the teredo. 
Often called Johore teak. 
Keledang {Artocarpiis lanceofolia) is a good-sized tree 
with straight trunk and fairly common. The sapwood is 
light, the heartwood yellow, becoming dark red with 
exposure ; a good, useful timber, of even grain, hard and 
heavy, with conspicuous rays ; it is a favourite wood for 
Chinese coffins, durable underground, bends easily, and is 
not unlike mahogany in appearance. 
Kulum {Scurdocarpus horneenses), a common tree of the 
Malay Peninsula, yielding a first-class timber of deep brown 
colour, resinous, heavy, and fairly hard ; the annual rings 
are narrow and wavy. It is used for bridge and house 
building and other general purposes. 
Weight about 62 lbs. per cubic foot. 
Naito Balam {Payena Z?tcirf«), another common tree of this 
district, which sometimes attains a height of 100 ft., pro- 
duces a fairly hard red timber, with moderate-sized pores 
