THE PLANT 



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plants are the oak, tobacco, and thistle. What are called root 

 crops, such as turnips, beets, and parsnips, are biennials with 

 taproots. During the first season, their roots store up food, in 

 the form of sugar and starch, for the plant to use the second season. 



A CLIMBING STEM 



This California grapevine is probably the largest in the world. The vine yields every year 

 about ten tons of grapes. 



Instead of drawing from the soil for the latter part of its growth, 

 the plant uses this store laid up in itself. If you examine a turnip 

 root after the plant has made its second season's growth, you find 

 that it is a mere shell, almost empty of nourishment. 



Fibrous Roots. Instead of a taproot, some plants have fibrous 

 roots, a number of roots extending in all directions. These, also, 



