180 From Matter to Man. 



is concerned, quite independent of all epicurean, 

 aesthetic, or commercial considerations whatsoever. 

 In a plant's higher efforts these modifications resolve 

 themselves into apparent endeavours in the different 

 species of plants to diverge as much as possible from 

 one another, because in this divergence (although we 

 cannot credit them with a knowledge of it) they 

 achieve, through the creation of different needs and 

 modes of living, new organs of endurance and per- 

 petuation. 



