430 



DISEASES OF ECONOMIC PLANTS 



of standing trees, especially following fires. It is found 

 throughout the United States on all deciduous woods. 



Fig. 187. — Trees infested wi 



tlir SoIj.ioI (if Bdtanvdf tl; 



i:iiiver.sily of 'l\ 



Very numerous genera and species of fungi other than 

 those mentioned above can also bring about similar changes. 



