May, tqzo 



PROCEEDINGS 



ROYAL IRISH ACADEMY 



Volume XXXV, Section B, No. 5 



Augustine Henry and Margaret G. Flood 



THE DOUGLAS FIRS: A BOTANICAL AND SILVICUL- 

 TURAL DESCRIPTION OF THE VARIOUS SPECIES 

 OF PSEUDOTSUGA. 



DUBLIN 



HODGES, FIGGIS, & CO 

 LONDON: WILLIAMS & NORGAIE 

 1920 



Price One Shilling 



