Plate VI. 



EOOT FOKMS. 



23 



General subject. Parts of the root Define. Name each figure from 1 to 

 6. 'Which is the root of trees ? Which belong to Biennial ? Annual ? Per- 

 ennial plants ? 'Define and point out the Primary Boot. In what figures are 



Adventitious Roots? In what Aerial Roots? In what Fibrous Roots? In 



what the Fusiform Root and its varieties ? What remarkable trees ? Describe 

 each. 



