TRANSACTIONS 
OF THE 
ROYAL 
SCOTTISH ARBORICULTURAL SOCLETY. 
Eireur-CoOLoNneEL F. BALLEY, F.R.S.E, 
HONORARY EDITOR, 
A. D. RICHARDSON, 
ASSISTANT EDITOR. 
ROBERT GALLOWAY, S3.C., 
SECRETARY AND TREASURER. 
VOL. XIX. 
E DIN BU-RG H.: 
PRINTED FOR: THE SOOLETY. 
SOLD BY DOUGLAS & FOULIS, CASTLE STREET. 
1906, 
“LIBRARY NEW YORK BOTANICAL GARDEN 
