THE FRUIT AND SEED-DISPERSAL 



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vegetation. But such questions cannot be fully treated till these 

 organisms have been described. Nor can the origin and real nature 

 of that complex body, the seed, be properly understood till it can be 

 examined comparatively. A knowledge of the propagative methods 

 of more primitive plants must first be acquired; and the com- 

 parisons which follow from it will be taken up in a later rhapter. 



