AGLAOSPORA. 



227 



Fio. 110.— Examples of Oak -stem atticked by Aylaotpora taleola.. 1, Portion 

 ■diseased for two years ; a, the portion still healthy ( x |). 2, Portion diseased 

 for four years ( x i). 3, Section with spots diseased for four, seven, and ten 

 ^'ears respectively ( X \). (After R. Hartig.) 



