THE ASPEN 



227 



Fig. 68. Asjien, Pojnilus tremula. 1, dwarf shoots bearing a c? catkin; 

 2 and 3, ^ flowers from below and in profile; 4, a ? catkin; 5 and 6, 

 flowers from below and in profile; 7, capsule; 8, fruiting catkin; 

 9, dehiscing capsule; 10, seed; 11, foHage, p. 226 (Wi). 



152 



