TRANSACTIONS 
ROYAL 
SCOTTISH ARBORICULTURAL SOCIETY. 
VOL. XX.—PART II. 
July 1907. 
Lizut.-Cotonre, F, BAILEY, F.R.S.E., 
HONORARY EDITOR, 
A. D. RICHARDSON, 
ASSISTANT EDITOR. 
ROBERT GALLOWAY, 8.8.C., 
SECRETARY AND TREASURER, 
BF 
QWY SA 
—_ 
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EDINBURGH: 
PRINTED FOR THE SOCIETY. 
SOLD BY DOUGLAS & FOULIS, CASTLE STREET. 
