Bui. 1118, U. S. Dept. of Agriculture. 



PLATE Vil. 



Fig. I. — Cultures of the Citrus-Scab Fungus. 



Growth of 16 days on slants: a, On beef agar; 6. on glycerin agar; c, on potato-dextrose agar; 

 d, on Molisch's agar: e. on tomato agar. This fungus varies greatly in culture. The growth 

 characters in tubes b and d are not at all similar. 



n 











■■ 















^gj' -^ 







'^^^^^^H 



m^^,.^ 



v^^^^^l^^^^^^^l 



^^^H|^^ 







^JH|| 





II^H^H 



H^^Q 







^■H 



mB 



9 



^3 







'^^[^^^I^^H 





!■ 



Fig. 2. — Citrus Scab on Unusual Citrus Fruits. 



EfEect on Chinese lemon (a); calamondiu (ft); Sour Rangpm- lime (c). 



