* 
AT THE MEETING OF THE BRITISII ASSOCIATION. STI 
outts) are founded on a sufficient number of absolute determinations; and 
his more recent ‘Flora Fossilis Arctica’ threatens to create a revolution in 
Tertiary geology. In this latter work, Professor Heer shows, on apparently 
Asiatic t 
can, 
flourished during the Miocene period in Iceland, Arctic Greenland, Spitzber- 
pers on the ‘Fertilization of Plants’ which we owe to Mr. Darwin 
aware that this distinguished naturalist, after accumulating stores of facts in 
geology and zoology during his circumnavigation of the globe with Captain 
rose and Cowslip (‘Journal of the Linnean Society of London,’ vol. vi. p. 77), 
m-eyed. ‘These forms he showed to 
be sexual and complementary; their diverse functions being to secure, by their 
mutual action, full fertilization, which he proved could only take place through 
in agene In this r he esi ; 
legitimate, and heteromorphie or illegitimate unions amongst plants, and de- 
tails some curious observations in the structure o the pollen. The result of 
. B 
this, perhaps more than any other of Mr. Darwin's papers, took botanists by 
