120 
valuabie plants not yet known to science. It will be remembered that 
the valuable Siam Benzoin, of the source of which we are still in doubt, 
is obtained, according to Captain Hicks, of Bangkok, * from the northern 
“ Laos States, but grows luxuriantly in Suang-Rabang, and all along 
E the belt of mountains in this province." Suang-Rabang (or Luang- 
hrab: 
whence P’u-érh tea is obtained. Hence any traveller in this region 
who would give attention to the subject might be able to solve problems 
connected with two most interesting plants which have exercised the 
minds of botanists for the last 30 years. 
This summary of information respecting P’u-érh tea, which exhausts 
all that known of it at Kew, has been suggested by the steps lately 
i 
n 
Museum at Calcutta and the Governments of Bengal, the Punjab, and 
the North-West Provinces, A resolution (No. 255, dated the 8th Sept. 
t 
tea is “ highly prized at the Court of Pekin, and is also esteemed by the 
angkok, as the district in which P’u-érh tea is found is tributary to 
Siam, or through the adjoining Shan States of Burma. At the same 
time, as already suggested to the India ce by Kew, it is very 
desirable and important to obtain more precise information and complete 
sets of specimens of leaves, flowers, and fruit of the Siam Benzoin, à 
plant which is known to exist, as shown in a preceding paragraph, within 
the same geographical area as P’u-érh tea. T 
