252 STRUCTUEE AND LIFE HISTORIES 



Fig. 206. — A pore-bearing fungus (Polyporus behdinus]. Under (fruit- 

 ing) surface, showing the pores. 



Fig. 207. — Giant puffballs [Lycoperdon giganleum Botsch.). Note the 

 size of the four specimens as compared with the egg and fruit in tlie center. 

 (After W. A. Murrill.) 



