xiv TREE WOUNDS AND DISEASES 



tions beech coccus, sycamore leaf fungus, 

 and eggs of the gooseberry leaf sawfly are 

 from the Journal of the Board of Agriculture ; 

 those of " shakes " in timber from Laslett, and 

 that of the heather beetle by permission of the 

 Secretary of Investigation Committee. To 

 all, indebtedness is acknowledged and thanks 

 returned. 



