REPORT OF THE BOTANIST. 81 
although his occur on Rhyncosia leaves and are destitute of 
fruit. To this extent ours must be regarded as doubtful. 
SPH ZRELLA OBLIVIA Cooke. 
Fallen leaves of Rhododendron maximum. Buffalo. 
Clinton. 
SPH AERELLA CARPINEA FY. 
Fallen leaves of Carpinus Americana. Buffalo. Clin- 
ton. North Greenbush. May. 
SPH ZRELLA SPARSA A2od. 
Fallen leaves of beech and basswood. Buffalo. Clinton. 
Also on chestnut leaves. North Greenbush. May. 
SPH#®RELLA INDISTINCTA 7%. Sp. 
Perithecia minute, innate, slightly prominent, scattered 
or subgregarious, globose, black ; asci subcylindrical, .0014’— 
.0018’ long ; spores crowded, elongated, hyaline, simple or 
obscurely uniseptate, .001’-.0011’ long, generally slightly 
curved. 
Dead leaves of Pteris aquilina. Center. June. 
The perithecia are so small as to be easily overlooked. 
The spores are quite unlike those of Spherella Pteridis, 
being twice as long and not distinctly septate. 
SPH4ZRELLA ORBICULARIS 2. Sp. 
Perithecia minute, innate, covered by the epidermis which 
is at length pierced or ruptured, occupying distinct or sub- 
confluent orbicular brownish spots; asci subcylindrical ; 
spores oblong, uniseptate, colored, .0004’—.0005’ long. 
Upper surface of fallen poplar leaves. Center and North 
Greenbush. June. 
The spots on the leaves resemble those of Venturia orbic- 
ula on oak leaves. Sometimes the epidermis peels off 
revealing the perithecia beneath. These are often more 
numerous near the margin of the spot than in the center. 
VeENTURIA MyRTILLI Cooke. 
Fallen leaves. New Scotland. Albany county. June. 
VENTURIA MAOULANS 2. Sp. 
Perithecia very minute, innate, seated on small irregular 
more or less confluent grayish-brown spots, crowned by a 
11 
