Fif,'. ;!0. Flow the wilt affec- 

 ted root appears when cut across. 

 —See pao-e SO. From Special Crops.) 



Fig-, .'il. Cro.s.s-section of a vascuhir bundle. 

 Funo-us threads may be seen in tlie thick walled 

 cells or vessels. — See page SO and SI. (Mag-nified 

 abont '1'7'> times ) 



