Fig. 68. Rubber Plant and Schizanthus 

 Diseases. 



a. Leptostromella leaf spot, b. cross section of rubber 

 leaf to show relationship of the parasite to its host, to 

 the left one magnified spore (after Hatch Expt. Sta. 

 9th Rept. 1897), c.^ and d. acervulus and germinating 

 spores of Colletrotrichum schisanthi Ten (after Jensen, 

 C. N.). 



