182 BOTANICAL GAZETTE. [ July, 
the president of the section, was an occasion of exceptional 
interest. Seated upon the platform were many eminent 
biologists from all countries, but the mention of the name of 
none of them called forth such universal marks of sympathy 
and applause as that of ovr beloved Gray. The occasion 
was inspiring to an evolutionist because President Newton 
devoted a large portion of his address to the then unpublished 
‘‘ Life and Letters” of Darwin, the proofs of which he had 
jubilee there was a fitness in the theme, because it was eX- 
ay Ww 
Present; and when at the close of the address there was 4 
contribution to the memory of Darwi! 
= ate € of natural selection as a thing so self-evident that : 
onger needed argument ; that, at the same time, It 94 
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