192 THE POLYPORACEAE OF WISCONSIN. 



PLATE XVIII. 

 Boletus. 



Fig. 61. — Boletus subaurcus Peck, a, pair of specimens; 6, pores. Devil's 



Lake, August. 

 Fig. 62. — Boletus sphacrosporus Peck, a, entire; 6, section. Devil's Lake, 



August. 



