conspectus: prevalence and distribution 



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Fig. 47.— Verrucosities on an orange leaf fiom Florida, due to the fungus 

 Cladosporiwn cUri. Photo bv Brewer, but on a Seed's plate which shows no dis- 

 tinction between the pale green of the leaf and the dull yellow of the scabs. See 

 page 121. 



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