AMERICAN SCIENCE SERIES 



ESSENTIALS OF 



COLLEGE BOTANY 



BY 



CHAELES E. BESSEY, Ph. D., LL. D. 



HEAD PROFESSOR OP BOTANY IN THE UNIVERSITY OF NEBRASKA 



AND 



ERNST A. BESSEY, Ph. D. 



PROFESSOR OP BOTANY IN THE MICHIGAN AGRICULTURAL. COLLEGE 



EIGHTH EDITION OF "tHE ESSENTIALS OF BOTANY' 

 ENTIRELY REWRITTEN 



With 206 Diagrammatic Illustrations 



rJ . 0. UOLLEiJS OF A. & 1 



,^:\^ 

 t 



NEW YORK 

 HENRY HOLT AND COMPANY 



