and air. The roots of the plantlet are now established in the 

 soil and are taking in food which enables the plant to grow. 



The next 



leaves which 



appear will 



12. Mark- , j-r 



i„g theOQ very dif- 

 ferent from 

 these first or seed leaves. These 

 later ones are called the true leaves. 

 "They grow right out of the little 

 plant itself. Fig. i i shows these 

 true leaves as they appear on a 

 young Crookneck squash plant, and the plant now begins to 

 look much like a squash vine. 



We are now curious to know how the stem grows when it 



II. The true 

 leaves de- 

 veloping. 



13. The root grows in the end 

 portions. 



14. 



The marking of the stem, and the spreading apart of 

 the marks. 



backs out of the seeds and pulls the little seed leaves with it, 

 and how the root grows downwards into the soil. Now let us 

 pull up another seed when it has sent a single root about two 



