TREES 



A HANDBOOK OF FOREST-BOTANY FOR 

 THE WOODLANDS AND THE LABORATORY 



BY 



H. MARSHALL WARD, Sc.D., F.R.S., 



Fellow of Sidney Sussex College, Hon. Fellow of Christ's College, 



and Professor of Botany in the University of Cambridge. 



Author of The Oak; Timber and some of its Diseases; 



Grasses ; Disease in Plants ; fac. 



VOLUME II. LEAVES. 



WITH ILLUSTRATIONS 



Cambridge : 



at the University Press 



1904 



