SECOND BOOK OF BOTANY, 



A PRACTICAL GUIDE 



OBSERVATION AND STUDY OF PLANTS. 





BY 



ELIZA A. YOUMANS, 



AUTHOR OP "THE FIRST BOOK OF BOTANY," EDITOR OF HENSLOW'S BOTANICAL 



CHARTS. 



NEW YORK: 

 D. APPLETON & COMPANY, 



549 & 551 BROADWA.Y. 

 1873. 



