State Museum of Natural History. 



129 



On a white resupinate Hydnuni to which it imparts a smoky brown 

 color. North Elba. Sept. 



Fusicladium fasciculatum, C. & E. 



Living leaves of ipecac spurge, Euphorbia Ipecacuanha. Manor. Aug. 



Septonema breviusculum, B. & C. 

 Bark of living maple, Acer saccharinum. Menands and Knowers- 

 ville. May and June. This fungus forms a thin black crust over the 

 bark. 



Cercospora Epilobii, Schnd. 

 Living leaves of willow herb, Epilobium angustifolium. Harrisville 

 and Jayville. July. 



Cercospora Resedae, Fckl. 

 Living or languishing leaves of mignonette, Reseda odorata. Menands. 

 Aug. and Sept. 



On living leaves the spots are whitish or grayish, but on dead 

 leaves they often become blackish. 



Cercospora rhuina, C. & E. 



Living leaves of dwarf sumac, Rhus copallina. Manor. Aug. 

 Our specimens differ from the type in having the spots blackish 

 and may be designated as variety mgromaculans. 



Sporocybe cellare, n. sp. 



Stems .04 to .07 in. long, cylindrical or tapering upward from an 

 enlarged or subbulbous base, straight, blackish-brown, composed of 

 densely compacted filaments except on the surface, capitulum broader 

 than the stem, tawny-brown ; spores very numerous, globose, colored, 

 .0002 to .00025 in. broad. 



On a barrel in a cellar. Flatbush. March, Zahriskie. 



It differs from S. bulbosa Schw. in the character of the spores. 



Helicomyces roseus, Lie. 



Dead bark of poplar, Populus Iremuloides. Adirondack mountains. 

 Sept. 



Tubercularia fungicola, n. sp. 



Tubercles minute, scattered, subglobose, .007 to .014 in. broad, 

 orange colored; spores oblong or subfusiform, hyaline, straight or 

 slightly curved, .0004 to .0006 in. long, .00012 broad. 



On old Hypoxylon coccineum. Knowersville. May. 

 17 



