Fig. 15. Bean Diseases. 



a. Anthracnose on pods (after Halsted), h. cross section of bean seed to show 

 relationship of Colletotrichnm lindemiithianum to its host, c. cross section of 

 bean seed to show canker produced from anthracnose {h-c after Whetzel), d. 

 crass section of bean tissue to show presence of the bean blight organism, e. 

 Pseudomonas phaseoli {d-e after Smith, E. F.). 



