Produ&ions of Boutati dnd Thibet. 89 
Arbutus uva urfi, abundance of ftrawberry, elderberry, bil- 
berry, Chryfanthemum or greater daify, and many Euro- 
pean grafles. See the Datura ferox or thorn-apple, a plant 
common in China and fome parts of Thibet, where it is ufed 
medicinally. They find it a powerful narcotic, and give the 
leeds where they with that effedt to be produced. It has been 
ufed as a medicine in Europe, and is known to poffefs thefe 
qualities in a high degree,, See holly, dog-rofe, and afpen. 
The prefent crop near Paraghon, on the banks of the Pachu, 
is rice, but not fo far advanced as at Taffefudon ; the fame 
may be faid of their fruits. They fay it is colder here at all 
feafons than at Taffefudon, which is certainly below the level 
of this place* 
Towards the fummit of the mountain we eroded, found 
fome rock of a curious appearance, forming in front fix 
or feven angular femi-pillars, of a great circumference, and 
fome hundred feet high. This natural curiofity was de- 
tached in part from the mountain, and projedled over a confi- 
derable fall of water, which added much to the beautiful and 
pidturefque appearance of the whole. Numerous fprings, 
fome degrees colder than the furrounding atmofphere, gufhing 
from the rock on the moft elevated part of the mountain, fur- 
nifli a very ample and feafonable fupply of excellent water to 
the traveller. The rock, in many places laminated, might 
be formed into very tolerable {late. Near to Paraghon iron 
ftones are found, and one fpring highly impregnated with this 
mineral* 
Road to Dukaigun, Sept fe it. Our road to Dukaigun, 
nearly due north, is a continued afeent for eight miles, along 
the banks of the Pachu, falling over numerous rocks, preci- 
Vol. LXXIX. N pices, 
