CHAPTER I 



OUT-DOOR STUDIES IN AUTUMN 



THE DISPERSAL OF SEEDS THE MIGRATION OF BIRDS 



THE DISPERSAL OF SEEDS 



For those who are fond of plant life, few more charming 

 studies for the fall of the year could be suggested than the subject 

 of fruits. That is to say, if they are 

 first of all considered in their relationship 

 to the welfare of the 

 seeds which they 

 contain. It is easy 

 to see that two 

 points of the highest 

 importance are the 

 carrying away of 

 the offspring from 

 their immediate 

 birthplace, where 

 they might suffer 



from 

 with 



competition 

 the parent 



FIGURE 10. The ripened fruit of 

 FIGURE 9. -The fruit of C aper Spurge bursting and scat- 



Caper Spurge. ter i ng its seeds> 



plants, and the scattering of the new individuals so that they 

 do not interfere one with another. 



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