204 



A. tumulata, (Cke.) 



Sphezria tnnitilata, Cke. Grev. VII, p. 4. 

 Ainphisphceria Inniiilata, Sacc. Syll. 2751. 



Perithecia immersed, subglobose, black. Ostiola erumpent. Asci 

 cylindrical. Sporidia snl (lanceolate, obtuse, uniseptate, dark brown. 

 3.5-40 x 12 /*, with a hyaline apiculus at each end. 



On wood of P< a* contorta. Sierra Nevada Mts., California, alt. 

 8000 feet. 



A. thiijiiia, (Pk.) 



Sphceria thujina, Pk. 27th Rep. p. no. 



AmphisphcEria thujina, Sacc. Syll. 2750, Cke. Syn. 3446. 



Perithecia scattered, nearly free, hemispherical or conical, slightly 

 rngulose, thin and fragile. Ostiola at first slightly papilliform, then 

 perforated. Sporidia large, uniseptate, oblong-elliptical, constricted 

 at the septum, colored, 36-45 p long. 



On decaying wood of Thuja occidentalis, Adirondack Mts., New 

 York. 



As no mention is made of any asci, this, as far as the description 

 iroes, may be only a Diplodia. 



A. sethiops, (B. & C.) 



Sphceria cethiops, B. & C. Grev. IV, p. 143. 

 Amphisph&ria czthiops, Sacc. Syll. 2731, Cke. Syn. 3436. 



Perithecia jet-black, subglobose, with a small, nipple-like ostiolum. 

 Asci clavate or oblong. Sporidia clavate-oblong, uniseptate, some- 

 times with a gelatinous coat, 33 // long. 



On old logs, mountains of New York. 



Nothing is said of the color of the sporidia, but Cooke (1. c.) 

 places this in Amphispkceria, with species having brown, uniseptate 

 sporidia. 



A. alboniaciilans, (Schw.) 



SpJuzria albomaculans, Schw. Syn. N. Am. 1592, 

 Amphisph&ria albomaculans, Cke. Syn. 3449. 



Perithecia scattered on a well-defined w r hite spot, very black arid 

 generally surrounded at the base by green, pulverulent matter, irregu- 

 larly hemispherical, of medium size, semiimmersed, punctate, acutely 

 papillate. Sporidia (sec. Cke. Grev. XVI, p. 91) uniseptate, brown r 



Schweinitz also observes that often the ostiola of 2-3 perithecia 

 are, as it were, connate, united into a single ostiolum, round or vari- 



