The Mycologic Flora of the Miami Valley, Ohio. 93 



exists a form with the pores small and round, with thick dissepi- 

 ments. 



6. P. arciilarhis, Batsch. Pileus tough, then leathery, convex, 

 subumbilicate, brown, scaly, then glabrous and yellowish ; the mar- 

 gin strigose. Stipe short, somewhat scaly, brown-gray. Pores 

 rhombic-oblong, thin, rather large, entire, whitish. 



On dead trunks and branches, common in spring. Pileus one 

 to two inches broad ; stipe an inch or less in length ; pores whit- 

 ish or tawny, quite large and elongated, with thin dissepiments, 

 measuring as much as 1.5X. 5 mm. 



III. SuBCORiACEi. Pileus hard and dry from the first, then 

 corky or coriaceous ; context ferruginous ; terrestrial. 



7. P. Montagnei, Fr. Ferruginous. Pileus corky, soft, de- 

 formed, azonate, covered with a seceding scurfy tomentum. Stipe 

 short, unequal. Pores short, ample, round, obtuse, entire, concol- 

 orous. 



On the ground in woods ; rare. This is a larger and more 

 showy species than the others in this section. It is given on the 

 the faith of Berkeley in Lea's Catalogue. 



8. P. pannihis, Klotsch. Pileus coriaceous, umbilicate, zonate, 

 velvety, cinnamon, then whitish. Stipe short, cinnamon. Pores 

 large, cinnamon, lacerate. 



On the ground in woods ; rare. Pileus an inch or less in diam- 

 eter ; stipe about half an inch long. This is the P. connatiis, 

 Schw., of Lea's Catalogue, the pilei being frequently grown to- 

 gether ; the two are considered identical by Fries. It is distin- 

 guished from the following species by its canescent pileus and the 

 larger pores. 



9. P. subsericeus. Peck. Pileus coriaceous, subumbilicate, zon- 

 ate, silky-shining, with close radiating fibers, ferruginous. Stipe 

 slender, tomentose, concolorous. Pores small, angular, short, sub- 

 concolorous. 



On the ground in woods ; rare. Pileus an inch or less in 

 breadth ; the stipe half an inch in length. This is the P. splen- 

 dens, Peck, of the 26th Report. My specimens are identical with 

 those received from Prof Peck. It is distinguished by its thin, 

 silky-striate, shining pileus. 



