REPORT OF THE BOTANIST. 79 
On a prostrate trunk of a maple tree, Acer saccharinum. Indian 
Lake. October. 
The central mass was much eaten by the larve of insects. 
Potyrorvs rusieinosus osth. 
Trunks of deciduous trees. Indian Lake. October. 
Potyports Mareinatcs L7. 
Stumps and old trunks of trees. Indian Lake. October. 
Potyports Fumosus /?. 
Old stumps. Hoosick Falls, Rensselaer county and Indian Lake. 
September and October. 
Potyports Berutinus F?. 
Trunks of dead birches. Common in swamps and mountainous 
districts. September, November. 
The lower surface or hymenium is frequently rough with nume- 
rous acicular projections, making the plant look like a Hydnum 
when viewed horizontally. 
Potyports c#sivus F?. , 
On dead shrubs. Indian Lake. October. 
Potyrorts zonatus F?. 
Dead branches. Greenbush. The specimens are very dark 
colored. 
Potyports vELuTInus /7. 
Old stumps. Greig. September. 
Potyporvs ELoncatus Berk. 
Prostrate poplar trunks. Thurman. October. It resembles 
P. laceratus. 
Poryporvs Viricota F7. 
Dead grape-vines. Greenbush. October. 
Potyporus V AILtLantu 7. 
On wood in cellars. Albany. November and December. Our 
specimens, when fresh, have a strong odor. 
Potyporvs vesicutosts B. & C. 
Old logs. Johnsburgh, Warren county. October. 
Potyrorvus Corticota 7. 
Rotten wood. Center. October. 
