WEST VIRGINIA GEOLOGICAL SURVEY 97 



B. QuERCuuM var. 



On cultivated Riibus, Feb. 25, 1895 {Nuttall, 1794, 685). 

 B. Araliae Qirtis. 



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

 to 10 ju. (Nuttall, 139s). 

 B. PYRiospoRA (Ellis) Sacc. 



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

 portion, 75 x 15 /.i {^Nuttall, 1438). 



B. HiBisci forma. 



On Celastrus scandcns. April 27, 1895 (Xnftall, 1819, 

 707). Spores 26 to 35 X 6 to 7.5 /j.. 



CRYPTOSPORELLA Sacc. 



C. cojiPTA (Tul.) Sacc. 



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

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

 {Nuttall, 1256). 



SPHAERELLA Ces. & DeNot. 

 S. MAcuLiFORMis (Pers.) Awd. 



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

 {Nuttall, 13 14). 

 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 ;a, sporidia biseriate, fusoid, slightly curved, hyaline, 

 nucleate, becoming faintly uniseptate, but scarcely con- 

 stricted. 



Differs from the description and figures of 5". pctioUcola 

 (Desm.) in its longer fusoid sporidia. 



On old petioles of Liriodendron tulipifera, Nuttallburg, 

 May, 1898 {Nuttall, 937). 

 S. coNicoLA Sacc. 



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

 ID. X 3 /i {Nuttall, 1311). 

 S. Gaultheriae C. & P. 



On Gaulthcria prociiinbens, June 8, 1894 {A^uttall, 1334). 



S. XYSSAECOLA Cookc ? 



On A'ysa aquatica. Oct. 10, 1894 (immature) {Nuttall, 

 1719, 607). 



DIDYMELLA Sacc. 



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



Type habit.vt: On Opidaster opulifolius, ]\Iay 12, 1894 

 {Nuttall, 1507, 4S8). 



