FIG. S8.Fomes annosus. Fructification cut acres 

 showing pores in longitudinal section ( x ). 



FIG. 39. Fomes annosus. Under surface of small fructification 

 showing mouths of pores ( x }). 



Fia. 40. Upper surface of fructification showing concentric furrows and 

 white margin. The white at the bottom edge of the photograph is a flint 

 included in the fungus ( x J). 



