WEST VIRGINIA GEOLOGICAL SURVEY 97 



B. QUERCUUM var. 



On cultivated Rubus, Feb. 25, 1895 (Nuttall, 1794, 685), 

 B. ARALIAE Curtis. 



On Aralia spinosa, Feb. 24, 1894. Spores 20 to 30 x 8 

 to 10 //. (Nuttall, 1395). 

 B. PYRIOSPORA (Ellis) Sa.cc. 



On Chionanthus Virginica, March 28, 1894. Asci, fertile 

 portion, 75 x 15 /x (Nuttall, 1438). 



B. HIBISCI - - forma. 



On Celastrus scandens, April 27, 1895 (Nuttall, 1819, 

 707). Spores 26 to 35 x 6 to 7.5 /*. 



CRYPTOSPORELLA Sacc. 



C. COMPTA (Tul.) Sacc. 



On dead limbs of Fagus atropunicea, Nov. 17, 1893. Asci, 

 fertile portion, 100 x 12.5 to 15 ju, spores granular 22 x 10 /x 

 (Nuttall, 1256). 



SPHAERELLA Ces. & DeNot. 

 S. MACULIFORMIS (Pers.) Awd. 



On leaves of Castanea dentata on ground, Dec. 13, 1893 

 (Nuttall, 1314). 

 S. INFUSCANS E. & E., Bull. Torr. Club, 25:504 (1898). 



Perithecia gregarious, minute, covered by the thin epider- 

 mis which is raised into minute pustules and blackened con- 

 tinuously for one or more cm. in extent; ostiolum conic- 

 papilliform, erumpent, asci oblong-cylindrical, 35 to 45 x 

 7 to 8 /x, sporidia biseriate, fusoid, slightly curved, hyaline, 

 nucleate, becoming faintly uniseptate, but scarcely con- 

 stricted. 



Differs from the description and figures of 5\ petiolicola 

 (Desm.) in its longer fusoid sporidia. 



On old petioles of Liriodendron tulipifera, Nuttallburg, 

 May, 1898 (Nuttall, 937). 

 S. CONICOLA Sacc. 



On dead cones oi.Tsuga Canadensis, Dec. 16, 1893. Spores 

 10 x 3 /x (Nuttall, 1311). 

 S. GAULTHERIAE C. & P. 



On Gaultheria procumbens, June 8, 1894 (Nuttall, 1534). 



S. NYSSAECOLA Cooke ? 



On Nysa aquatica, Oct. 10, 1894 (immature) (Nuttall, 

 1719,607). 



DIDYMELLA Sacc. 



D. PHYSOCARPI E. & E., Proc. Phila. Acad., 1894, 335. 



TYPE HABITAT: On Opulaster opulifolius, May 12, 1894 

 (Nuttall, 1507, 488). 



