CONTENTS 
PREFACE 
List oF Fuuu-pacre Puatss. 
List oF Smatt [uiustRations 
INTRODUCTION 
CHAPTER I 
Tue PRIncIPLES OF Oak GALL Formation 
CHAPTER II 
Some Frarvures or Oak Gatt GrowrH 
CHAPTER III 
Tore Numericat Aspect or Oax GALLs 
CHAPTER IV 
Tur CynIPIpD# AFFECTING THE Oak . 
CHAPTER V 
Tue British Oak 
CHAPTER VI 
Hints on Contectine anp Mounrine Oak GaLts 
Terms EMPLOYED IN THE SynopricaL TaBLES . 
TapLe or ALTERNATE GENERATIONS 
20 
26 
33 
40 
46 
49 
