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instruments; for it is close-grained and less subject 
to crack or warp than any other wood in India. 
Weavers’ beams are always made of it on this coast. 
I have taken the liberty of sending you some of 
my newly discovered Fever Bark: it is from a new 
species of Swietenta, a most beautiful and most va- 
luable tree as any in India. I have hitherto found 
this bark infallible in the cure of intermitting and 
remitting fevers, even after the Peruvian bark had 
failed. 
My Lythrum orixensis is now in flower in my gar- 
den for the first time. It is a very beautiful, large, 
ramous shrub, of quick growth: the flowers are on 
small racemes of a bright vivid red, and seem to me 
to partake of the character of Gris/ea as well as Ly- 
thrum. I find my former description and drawing 
faulty: your observing to me that it will belong to 
the genus Grvs/lea, first induced me to compare it 
with the description of that family. 
I inclose you a specimen of an Indigofera, the 
leaves of which yield the most beautiful indigo I 
ever saw, and ina very large proportion. I have 
sent home to the Directors a drawing and descrip- 
tion under the name of Jndigofera cerulea. 
I am, dear Sir, with much regard, yours, 
W. Roxsurcu. 
Dr. Roxburgh to J. E. Smith. 
Dear Sir, Calcutta, August 20, 1794. 
Since my return to Bengal I have found several 
plants unknown to me before: amongst them there 
