GllAY'S 



LESSONS IN BOTANY 



AND 



YEGETABLE PHYSIOLOGY, 



ILLUSTRATED BY OVER 360 WOOD ENGRAVINGS, FROM ORIGINAL 

 DRAWINGS, BY ISAAC SPRAGCB. 



TO WHICH IS ADDED A COPIOUS 



GLOSSARY, 



DICTIONARY OF BOTANICAL TERMS. 



Bt ASA GRAY, 



FISHER PROFESSOR OF NATDRAL HISTORY IN HARVARD UNIVERSITY. 



IVISON, BLAKEMAN, TAYLOR & CO., 



MEW YORK AND CHICAGO. 

 1875. 



