206 THE POLYPORACEAE OF WISCONSIN. 



PLATE XXV. 



Boletus, Strobilomyces. 



Fig. 83. — Boletus felleus Bull, c, pores; e, smaller form growing on rotten 

 wood. Hazelhurst, August. 



Fig. 84. — Boletus castaneus. a, median longitudinal section; 6, pores. Madi- 

 son, July. 



Fig. 85. — Strobilomyces stroMlaceus Berk, a, entire. Madison, August. 



