86 MEMOIR OF 



succession throughout the year, and impregnate 

 the air with their fragrance. Among the medicinal 

 plants, many are employed in the daily practice of 

 the natives, of which a large proportion have not 

 heen subjects of investigation or experiment by 

 Europeans. Different sorts of vegetable substances 

 are used in dyeing. Of these the principal is the 

 indigo, which is extensively cultivated; and the 

 wong-kudu, which affords a lasting scarlet. Oi 

 forest-trees, the most valuable is the teak, of which 

 there are several varieties, differing in quality ; the 

 harder kind is selected for ship-building, the inferior 

 is used for domestic purposes. 



Among other useful trees may be noticed the 

 soap-tree, the fruit of which is used in washing 

 linen; the kasemak, from the bark of which is 

 made a varnish for umbrellas; the sampang, the 

 resin of which is prepared into a shining varnish for 

 the wooden sheaths of daggers; the cotton-tree, 

 whose silky wool is used for stuffing pillows and 

 beds; the wax-tree, whose kernel, by expressure, 

 produces an oil that may be burnt in lamps or con- 

 verted into candles, and affords an agreeable odour ; 

 the bendud, a shrub producing the substance out 

 of which India-rubber is prepared; torches ate 

 made of it for the use of those who search for birds' 

 nests in the rocks, and it serves for winding round 

 the stick employed to strike musical instruments, to 

 soften the sound. 



Among the vegetable productions of Java, none 



