178 THE POLYPORACEAE OF WISCONSIN. 



PLATE XI. 

 Polyporus. 



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



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

 tion. Crandon, August. 



Fig. 36. Polyporus pubescens (Schum.) Fr. a, surface of pileus; &, 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. 



