150 THE JOURNAL OF BOTANY 
From this forward it is easy to trace his career through his 
diary and through the admirable letters, full of information 
and observation, addressed to Bentham and others. Many of 
these were printed at the time in Hooker’s Journal of Botany 
(1850-1855), but it was well worth while to bring them together 
$ an example of his letters and of the interesting and sugges- 
tive material which they contain, we may take the following from 
1858 :— 
of species than I have ever encountered, there cannot remain less 
than at least half of the above number of species yet to be 
‘At the highest point I reached on the Uaupés, the Jaguaraté 
caxoiera, I spent about a fortnight, in the midst of heavy rains, 
were by some sudden magic, and how I 
said to myself, as I scanned the lofty trees with wistful and dis- 
appointed eyes, ‘There goes a new Dipterye—there goes a new 
the views put forward by pruce require modification, as indeed 
was indicated in the report of the Council of the Linnean Society 
