i8o iRambles witfo Mature Stufcents 



dispersion by clastic force. The valves curl up 

 and jerk the seeds in all directions. 



Heartsease, woodsorrel, wild geranium, and many 

 other plants scatter their seeds in the same manner. 



The wild pimpernel has a special way of sowing 

 itself by dropping half of its cup-shaped capsule. 

 This, being a common field flower, can easily be 

 found and examined. 



Almost all such flowers as the dandelion, goats- 

 beard, succory, belonging to the extensive order of 

 Compositae, have seeds more or less feathered, so that 



DATURA. 



they may be wind-dispersed ; but, being so common, 

 I need not describe these in detail. 



A tree which grows on a mountain in the Cape 

 Colony is known as the silver tree (Leucadendron 

 argenteuvi], from its leaves and cone being so thickly 

 covered with shining white hairs that they look as 

 if they were made of silver. The leaves hang 

 vertically, exposing only their edges to the sun ; 

 consequently the trees afford but little shade, only 

 a criss-cross of fine lines of shadow is thrown upon 

 the ground. I mention this tree because its cone 

 produces a remarkable kind of seed. Reference to 



