2g2 
thera sinuata Gamble. Bulu minyak : Schizosfachy u m latifolium 
Gamble and S. aciculare, Gamble, and Gigantochloa latisf)iculata, 
Gamble, Buluh Tilan minyak. All are slender and small bamboos, 
collected for basket work, etc. Of the larger kinds we have in 
Perak and Pahang Dendrocalamus gigan tens, Munro, the biggest 
known species, attaining a diameter of seven inches and used for 
pots or cups and many other household articles. 
D. str ictus, Nees. 
The male bamboo with solid stems is only cultivated here. It 
could be extensively grown as it grows rapidly and well. The stems 
are used for spear handles, heads of polo-clubs and many such pur- 
poses. It is readily propagated from cuttings of the stem and 
grows fast in damp soil. 
D. flagel lifer Munro. *BuIuh Betong. 
A (all bamboo with long arching stems, and Jong whip like 
branches of the panicle, is common in cultivation in Singapore 
being one of the Bamboos grown for the eatable shoots. It is also 
used for carrying sticks, and other work for which bamboo is re- 
quired. 
Id. N. RIDLEY. 
Report on experiments conducted by the Factory 
Engineer, Selangor, on the steaming qualities 
Casuarina, Bakau, and ordinary firewood. 
The trials were carried out under the following circumstances 
A steam Roller was sent out to work on the ordinary rolling of 
Macadamized roads and with it an Apprentice in addition to the 
Staff of Driver and Steerman, who kept a record of the number of 
hours the engine ran, the Steam pressure maintained, the number 
of pieces of firewood used and various other data. 
The following is the result : — 
1. The first trial was made with Casuarina on the 10th Octo- 
ber when the roller took out 1,098 pieces, weighing 5,983 lbs. The 
lirewood was consumed after working 1055 hours with the follow- 
ing result : — 
(a) Consumption of wood per hour, in lbs., 5674. 
{£) Consumption of wood per hour, in cubic feet 1 22. 
(r) Average time to get 50 lbs. steam from cold water, 2 hours. 
\d) Average steam pressure during 105! working hours, 
817 lbs. 
(^) Average weight per cubic foot 46 lbs. 
2. On the 31st October the second trial was made with Bakau, 
the roller taking 1,070 pieces weighing 4480 lbs. The wood was 
consumed after working 57^ hours. The result is as follows : — 
(a) Consumption of wood per hour, in lbs. jS'2^. 
