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 GRAY, 



USHER PROFESSOR OP NATURAL HISTORY IN HARVARD UNIVERSITY. 



NEW YORK : CINCINNATI : CHICAGO 



AMERICAN BOOK COMPANY 



FROM THE PRESS OP 

 IVIBON, BLAKEMAN & COMPANY. 



