TEXTBOOK OF BOTANY 



FOR 



COLLEGES AND UNIVERSITIES 



BT MEMBERS OF THE BOTANICAL STAFF OF THE 

 UNIfERSITT OF CHICAGO 



JOHN MERLE COULTER, PH.D. 



PROFESSOR OF PLANT MORPHOLOGY 



CHARLES REID BARNES, PH.D. 



- LATE PROFESSOR OF PLANT PHYSIOLOGY 



HENRY CHANDLER COWLES, PH.D. 



ASSOCIATF. PROFESSOR OF PLANT ECOLOGY 



VOL. I. MORPHOLOGY AND PHYSIOLOGY 



NEW YORK : CINCINNATI : CHICAGO 



AMERICAN BOOK COMPANY 



