PLATE 22 



Abelmoschus esculentus, showing effect of wilt: 



A. — Wilted plant inoculated with Verticilium albo-atrum. X (about) 1/3. 

 B. — Control plant of the same age as wilted plant. X (about) 1/3. 

 Both plants were photographed two months after the wilted plant had been inocu- 

 lated. 



