139 
zulene, “resembling the blue in the essential oil of wild 
* camomile ; it requires, however, further examination 
“Til effects, such as loss of appetite and sleep, nervous attacks, &c., 
* have been ascribed to the excessive employment of sng chouli as a 
z c (Lindley’s T Ty of Botany.) But as one of its great 
ses i» to mix with the stuffing of beds and pillows, igas the idea 
that it is inimical to Senin. this. can scarcely be the case. is same 
property of keeping. off insects caused it to be E to paek with Indian 
"€ and so led to its fitroduation into Euro 
connexion with this it should be saccittnid that I have distilled 
a Went of the Ruku leaves (one of the plants used to mix with 
patchouli), and ate obtained a very dark green viscous cil, smelling 
Strong of the 
The amount of oil i is not great, and it is unlikely to have any value of 
its own, for the scent of it is not altogether pleasant, 
MARKET. 
Mr. N. Cantley, Superintendent of the diede Gardens, Singapore, 
n à paper entitled, ** Notes on Economie Plants " in the Journal of the 
Straits Branch of the Royal Asiatic Society, says, p Plants of patchouli 
* have been in demand for experimental planting, and a good "n: 
* have been supplied. Picked leaves are now selling at $17 per pikul. 
* 'The plants grow free!y with but little care, and should Hie arg among 
gives a mistaken idea of the cireumstances of the case. os e production 
now is quite equal to the demand, which seems to be very limited, con- 
sequently the market is soon glutted, particularly with the oil. 
enang merchant writes me that “the demand is very slack at present 
* owing to an over-production of the leaf, stimulated by the high prices 
** paid about a year and a half ago. The article (the leaf) is used ver 
* largely in Calcutta and Bombay, principally in the latter place. 
by-the-bye, s London. Another merchant informed me that the last 
lot of oil he had ipe to England had not found buyers at prices 
which would pay him to sell. 
Unless therefore e use of the leaves aud oil could be very 
materially inereased, there seems to be no prospect of profitably her 4 
tivating it on a large sca cale 
CIL—P'U-ERH TEA. 
In the Kew Bulletin for last month (1889, p. 118) an account was 
given of P'u-érh tea which appears iu commerce from the province of 
Yün-nan in the south-west of China. At the time this account was 
C 
(1888), presented to Parliament last du Attention to this report 
was drawn in the Daily News by a writer who had evidently made 
himself thoroughly acquainted with the subject. The information 
supplied by Mr. Bourne respecting P'u-érh tea confirms in every 
respect the account already given in the Kew Bulletin, but he was able 
to gather locally numerous interestiug facts respeeting the manufacture 
and selection of the tea which are given in the following extracts :— 
