BRITISH PLANT-GALLS 
A CLASSIFIED TEXTBOOK OF 
CECIDOLOGY 
BY 
E. W. SWANTON 
MEMBER OF THE BRITISH MYCOLOGICAL SOCIETY, AND OF THE ASSOCIATION 
OF ECONOMIC BIOLOGISTS; CURATOR OF THE EDUCATIONAL MUSEUM, 
HASLEMERE; AUTHOR OF “FUNGI, AND HOW TO KNOW THEM” 
WITH INTRODUCTION BY 
SIR JONATHAN HUTCHINSON 
F.R.G.S., D.SC., LL.D., F.R.S. 
AND 
SIXTEEN COLOURED PLATES 
MARY K. SPITTAL 
METHUEN & CO. LTD. 
36 ESSEX STREET W.C. 
LONDON 
