86 Twenty-fifth Report on the State Museum. 



Sppi^ebopsis quercina n. sp. 



Peritliecia convex, smootli, erumpent, blackish-brown or black, 

 whitish within, surrounded by the whitish remains of the ruptured 

 epidermis ; spores elliptical, hyaline, .00035' long. 



Dead branches of oak trees. Greenbush. May. 



Spiijeropsis linearis n. sp. 



Perithecia small, subglobose, thickly scattered or seriately placed, 

 erumpent, black; spores elliptical or oblong, colored, .0008' to 

 .001' long. 



Dead branches of oak trees. Greenbush. May. 



• The rupture of the epidermis is often continuous over several 

 perithecia, thus forming longitudinal lines or chinks in the bark. 

 At first the perithecia are covered and minute whitish dots mark 

 their position. 



DiPLODIA VALSOIDES n. Sp. 



Perithecia clustered, nestling in the inner bark, tapering into 

 long ostiola, which are united by an olivaceous stroma and erum- 

 pent through transverse fissures in the epidermis, black ; spores 

 oblong-elliptical, strongly constricted, colored, .00075' long. 



Dead bark of white birch trees, Betula jpojpulifolia. Center. 

 April. 



In habit this is exactly like species of Yalsa, but there are no 

 asci present. 



DiPLODIA PETIOLARIS U. Sp. 



Perithecia small, scattered, convex or depressed, black; spores 

 elliptical, slightly constricted, usually with a nucleus in each cell, 

 colored, .0008' long. 



Petioles of fallen leaves. Greenbush. October. 



DiPLODIA LiGNICOLA U. Sp. 



Perithecia scattered or crowded, prominent, subglobose, black ; " 

 spores oblong, constricted, .0014' long, .OOOi' broad. 



Decorticated wood of balsam trees, Ahies halsamea. Adiron- 

 dack Mts. July. 



Hendersonia KoBiNiJi: West. 



Dead branches of locust trees. New Baltimore. Howe. 



Hendersonia Platani n. sp. 



Perithecia covered by the epidermis and adhering to it by the 

 upper part, depressed, brownish-black or black, the small black 



