J/^ jiS-y 



Experimental Morphology 



BY 



CHARLES BENEDICT DAVENPORT, Ph.D. 



INSTRUCTOR IN ZOOLOGY IN HAKVAKD UNIVEKSITY 



PART SECOND 



EFFECT OF CHEMICAL AND PHYSICAL AGENTS 

 UPON GROWTH 



THE MACMILLAN COMPANY 



LONDON: MACMILLAN & CO., Ltd. 

 1899 



All rights reserved 



