GRAY'S 



SCHOOL AND EIELD BOOK 



or 



BOTANY. 



COKSISTINC OF 



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

 GARDEN BOTANY," 



BOUND IN ONE VOLUME. 



By ASA GRAY, 



nSHSR PaOF&SSOB OF NATUBAL HISTOBT IN HABVAOD UNXTEBSm. 



NEW YORK: 

 IVISON, BLAKEMAN, TAYLOR, & COMPANY 



r-s 



138 & 140 Qbaitd Street. 

 1873. 



