е7 РА АО 
1914] 
OVERHOLTS—THE POLYPORACEJE OF OHIO 153 
On dead wood, especially of species of Acer. Rather com- 
mon. 
Distinguished from the other species here listed by the uni- 
form brown color. 
4. I. farinaceus Fries, Linnæa 5: 523. 1830. 
Pileus sessile, effused-reflexed, or resupinate, dimidiate, 
0-0.5 x 1-3 x 0.1-0.3 em., coriaceous, deep brown, finely tomen- 
tose, zonate, margin thin and acute; context dark brown, 
fibrous, less than 1 mm. thick; tubes 0.5-1.5 mm. long, mouths 
usually grayish green or yellowish green, averaging 2-3 to а mm., 
soon breaking up into teeth. 
On dead wood of deciduous trees. 
Not common. 
Sometimes the fungus is entirely resupinate and then it 
usually has a narrow brown margin. 
It is distinct from all 
of the other species in having a greenish hymenium. 
INDEX TO THE SPECIES 
Names in italics are synonyms, rejected species, etc. 
Page Pag 
abietinus (Polyporus)............. 91  chioneus (Polyporus)............. 97 
Abietis (Trametes) ............... 143 cincinnatus (Polyporus)........... 114 
abortivus (Polyporus) ............. 105  cinnabarinus (Polyporus)......... 116 
adustus (Polyporus).............. 102 cinnamomeus (Ігрех)............. 152 
albellus (Робурогив).............. 97  cinnamomeus (Polyporus) ........ 123 
ambigua (Dzdalea).............. 144  circinatus (Polyporus)............ 121 
anar (Polgporu)........ eee X8 118  conchatus (Fomes)............... 132 
applanatus (Fomes).............. 527 -conchatus (Póolyporus) 212222222. 182 
applanatus (Роіуротиз)........... 187  conchifer (Polyporus)............ 93 
arculariformis (Polyporus) ........ 107  conchoides (Glooporus).......... 149 
arcularius (Polyporus) ............ 107 confragosa (Dedalea)............ 144 
conglobatus (Роуротиз)........... 131 
badius (Робуротизв)............... 126 connatus (Еотев)............... 129 
Berkeleyi (Polyporus)............ 118 -connatus (Polyporus) . 03. 5.5 bcs 122 
betulina (Lenzites)............... 146  Cralagi (Lensitet) ........... чаьа 144 
betulinus (Polyporus)............ 104  cristatus (Polyporus) ............. 111 
biformis (Polyporus)... -ssri i:s 95- Curtisii (Polyporus)... 2/22... 125 
borealis (Polyporus).............. 100  cuticularis (Polyporus)........... 118 
brumalis (Polyporus)............. 107 
delectans (Polyporus)............ 99 
cesius (Polyporus)............... 96 dichrous (Роїуротиз)............. 150 
canadensis (Favolus)............. 148 distortus (Polyporus)............. 105 
carneus (Ботев)... a 131 dryadeus (Polyporus)............ 119 
carneus (Polyporue) ......-..- 29 131  dryophilus (Polyporus)........... 120 
castanophilus (Polyporus)......... зе Oe CPolyporu8). 22. 121 
