3 66 
The Ohio Naturalist. 
[Vol.XI, No. 8, 
71. Pyropolyporus igniarius (L.) Murrill, Bull. Torr. Club 
30:110. 1903. 
Boletus igniarius L. 
Fomes nigricans Fr. is the same plant. A large perennial 
fungus with a woody pileus which becomes black and rimose 
with age. Occurring on deciduous trees, but not common. 
Illustration: Gill. Champ. Fr. pi. 290. 
72. Pyropolyporus fulvus (Scop.) Murrill, Bull. Torr. Club 
30:112. 1903. 
Boletus fulvus Scop. 
Listed by Morgan as P. supinus Fr. Also known as Fomes 
fulvus (Scop.) Gill, and F. pomaceus Pers. Found only on 
plum trees. Frequent. 
73. Pyropolyporus everhartii (Ellis & Gall.) Murrill. Bull. Torr. 
Club 30 : 114. 
Mucronoporus everhartii Ellis & Gall. 
Known as Fomes everhartii Ellis & Gall. Generally 
found on oak wood. Not common. 
Illustration: Jour. Myc. 5: pi. 12. 1889. 
74. Pyropolyporus robiniae Murrill, Bull. Torr. Club 30 : 114. 
1903. 
Generally known to American mycologists as Fomes 
rimosus Berk. A wound parasite found only on living 
trunks of Robinia pseudacacia. It is quite a large fungus, 
and the pileus becomes black and rimose with age. The 
hymenium is tawny. Common. 
Illustrations: Rep. Mo. Bot. Gard. 12: pi. 1-3; Hard, 
p. 418, f. 347. 
75. Pyropolyporus conchatus (Pers.) Murrill, Bull. Torr. Club 
30:117. 1903. 
Boletus conchatus Pers. 
Commonly known as Fomes conchatus (Pers.) Fr. This 
species is a very variable one, generally found wholly resupi- 
nate on the under side of dead deciduous logs, especially the 
oak. It is perennial and the hymenium is a dark chestnut 
brown. In the pileate forms the pileus is concentrically 
zoned and black. Common. 
Illustration: Fries, Ic. Hymen, pi. 185, f. 2. 
70. Porodaedalea pini (Thore) Murrill, Bull. Torr. Club 32 : 367. 
1905. 
Boletus pini Thore. 
Commonly known as Trametes pini Fr. A parasitic, 
perennial fungus, easily identified by the black, ungulate 
surface and yellowish brown hymenium, with more or less 
labyrinthiform pores. 
