BOOK-NOTES, NEWS, ETO. 191 
development; the author contending, on the contrary, that, far 
from dissipating such mysteries, the progress of science has but 
made their solution more hopeless by any such means as are within 
the same time that the habit of basing large and far-reaching 
theories upon inadequate foundations of fact, is in great measure 
responsible for the extravagances in which would-be cosmogonists 
are apt to indulge. 
In support of his contention that the evidence for Darwinism 
influence of his systematic work on the progress of botany, and 
emphasizing the fact, often lost sight of, that in the Fragmenta of 
