82 THE ORIGIN BY MUTATION OF THE ENDEMIC PLANTS OF CEYLON. 



fact goes to increase the analogy between the experimental mutations 

 of these plants and the mutations in the wild condition of the Ceylon 

 endemics. 



From the facts adduced by Willis, and reviewed in this article, 

 it seems obvious that the parallelism of natural and experimental 

 mutations is a very close one. 



(Science, N. S., Vol. XLIII, Pages 785 bis 787, June 2, igi6.) 



