POLYPORUS. 135 



Pores, short, minute, equal, acute, cinnamon. 

 You can find it on decayed logs, lying on a wet place. Lehigh Valley. 



P. adustus. 



Pileus, more or less imbricated, fleshy, tough, firm, thin, 

 villous, cinereous, margin straight, blackish. 



Pores, short, minute, round, obtuse, whitish, soon cinereous 

 brown. 



P. gilvus. Schw. 



Pileus, corky, woody, hard, effusco-reflexed, imbricate and 

 concrescent, subtomentose, then scabrous and uneven, reddish 

 yellow, then subferruginous, the margin acute. 



Pores, minute, round, entire, brownish-ferruginous. — Mor- 

 gan s Mycologic Flora of the MiaTui Valley^ Ohio. 



Common on all kinds of decayed logs throughout the Valley. 



P. dichrous. Fr. 



Pileus, fleshy, tough, thin, soft, effusco-reflexed, even, 

 silky, white. 



Pores, short, minute, round, obtuse, brown-cinnamon. — 



Morgan's Mycologic Flora of the Miami Valley, Ohio. 



This is rather an unhappy species on account of its different synonyms: 

 Glseoporus conchoides, Fr., Mont., and Polyporus nigropurpurascens, 



Schw. It was placed under another genus by Montgomery, Glyeoporus 



conchoides, on account of the gelatinous hymenium. 



Group 2. Placodermei. 

 Species under this group are also called Fomes. 



P. applanatus. Fr. Flattened Polyporus. 

 Pileus, expanded, tuberculose, sulcate zoned, smooth, hard, 

 cinnamon, becoming white, crustaceotis, rigid, within soit, 

 floccose, margin tumid, white, then cinnamon. 



