TWENTY-THREE POTATO 



SEEDS AND WHAT 



THEY TAUGHT 



A GLIMPSE AT THE INFLUENCE OF 

 HEREDITY 



THE springtime buds unfold into leaves 

 before our eyes without our seeing them 

 unfold. We have grown accustomed to 

 look for bare limbs in March ; to find them hidden 

 by heavy foliage in May; and because the process 

 is slow, and because it goes on always, every- 

 where about us, we are apt to count it common- 

 place. 



Just as we can understand that the tree in our 

 yard, responding to its environment to the 

 April showers, to the warm noons of May, to the 

 heat of summer and to the final chill of fall has 

 completed a transformation in a year, so, too, 

 can we more easily understand the gradual trans- 

 formation of the cactus in an age. We can also 

 realize that the individual steps between the first 

 ineffectual hairy protuberance, and the final 



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