(GRAY'S 



SCHOOL AND FIELD BOOK 



OF 



BOTANY. 



CONSISTING OF 



"LESSONS IN BOTANY," AND "FIELD, FOREST, AND 

 GARDEN BOTANY," 



BOUND IN ONE VOLUME. 



BY ASA GR^AY, 



KSHEB PROFESSOR OF NATURAL HISTORY IN HARVARD CNIVEBSITT. 



IVISON, BLAKEMAN & COMPANY, 



PUBLISHERS, 

 NEW YORK AND CHICAGO. 





