153 



On rotten wood which is stained yellowish, London, Canada 

 (Dearness). 



Tr. ArundinarisB, E. & E. (in Herb.) 



Perithecia scattered or gregarious, superficial, rather thick-mem- 

 branaceous, black, ovate or ovate-conical, mostly prolonged above into 

 a short neck, clothed all over with brownish-black, septate, straight, 

 even, spreading or rather erect hairs (150-200x4^6 fi). Asci cylin- 

 drical, stipitate, 80-110x7-8 fi. Paraphyses obscure. Sporidia uni- 

 seriate with the ends overlapping, hyaline, continuous, broad-fusiform 

 or elongated, almond-shaped, with acute ends, 20-22 x 5-7 fi. 



On dead culms of Arundinaria, Louisiana (Langlois 1412). 



Tr. corynephora, (Cke.) 



Byssosphtzria corynephora, Cke. Grev. XI, p. log. 

 TrichospktEria corynephora, Sacc. Syll. 6022. 



Perithecia subglobose, depressed, glabrous above, interwoven- 

 tomentose at base. Asci cylindric-clavate. Sporidia lanceolate, con- 

 tinuous, hyaline, 20 x 4 //. The perithecia are seated on a very black, 

 effused mycelium composed of septate, creeping, branched hyphse, the 

 branches assurgent, and bearing clavate conidia 150x18 fi, with a 

 long, attenuated base and truncate above, multi- (9-1 1-) septate. 



On branches of Ostrya Virginica, Carolina. 



Tr. subcorticklis, (Pk.) 



Sphceria subcorticalis, Pk. 28th. Rep. p. 77. 

 Tricho&phcsria subcorticalis, Sacc. Syll. 1753. 



Perithecia rather large, thin, sometimes collapsed, black, involved 

 in a dense, blackish-brown tomentum, which is sometimes confluent, form- 

 ing a subiculum. Sporidia oblong, colorless, 7-8 [x long. 



Dead bark of Carpinus Americana, North Greenbush, N. Y. 



(Peck). 



The perithecia are seated on the inner bark and are entirely con- 

 cealed by the epidermis ; when this is torn away, the perithecia usu- 

 ally come off with it. 



Tr. Mmes, (B. & €.) 



Spharia trames, B . &. C. Grev. IV, p. 142. 

 Lasiospharia Irames, Cke. Syn. 2681. 

 BoiryosphiZria irames, Sacc. Syll. 1790. 



Perithecia arranged in lines three inches or more long, globose, 

 minute, obscurely tomentose. Asci clavate. Sporidia hyaline, cymbi- 

 form, resembling those of BotryonphcRria Quercuum. 



On Acer, South Carolina (Ravenel). 

 20 



