I02 TRANSACTIONS OF ROYAL SCOTTISH ARBORICULTURAL SOCIETY. 



TsuGA Albertiana. District grown : Murthly. 

 Material received, December 191 8. Material tested, January 1920. 



POPULUS TRICHOCARPA. District grown : Dawyck, Stobo. 

 Material received, February 1919. Material tested, January 1920. 



Scots Pine. District grown : (4) Cromar. 

 Material felled, October 19 19 Material tested, February 1921. 



District grown : (5) Blelack, 

 Material felled, October 1919. Material tested, February 192] 



