164 



PLANT DISEASES 



shady forests to the west of Tasmania, in early summer. 

 Was freely eaten by the aborigines in their wild state. The 



Fig. 35. Cytlaria gunnii. i, groups of fungi on 

 living branch of Fagus cunninghamii , somewhat 

 reduced ; 2, section of fungus ; 3, ascus containing 

 eight spores, x 300. 



fungus grows on rough, swollen knots on the branches, 

 which sometimes reach a large size, and are due to the 

 presence of mycelium. The sporocarp is pear-shaped, 



