178 THE POLYPORAOEAE OF WISCONSIN. 



PLATE XI. 

 Polyporus. 



Fig. 34. — Polyporus nidulans Fr. Pores. Devil's Lake, August. 



Fig. 35. — Polyporus aurantiacus Peck, a, surface of pileus. 6, pores; c, sec- 

 tion. Crandon, August. 



Fig. 36. — Polyporus puiescens (Schum.) Fr. a, surface of pileus; B, section; 

 c, pores. Star Lake, August. 



Fig. 37. — Polyporus resinosus (Schrad.) Fr. Section. Bangor, September. 



Fig. 38. — Polyporus guttulatus Peck. Surface of pileus. Crandon, August. 



Fig. 39. — Polyporus borealis Fr. Pores and section. On poplar. Madison, 

 summer. 



