WEST VIRGINIA GEOLOGICAL SURVEY 49 



SPHAEROPSIDEAE. 

 S P H AE R I O I D A C E AE. 



PHYLLOSTICTA Pers. 



P. PAVIAE E. & E. 



On Aesculus octandra hybrida and Hamamelis Virginica, 

 June 10, 1894 (Nuttall, 1539). (P. sphaeropsidea E. & E.) 



P. CARYIGENA SaCC. ' 



P. Caryac E. & E. On living leaves of Hicoria ovata and 

 H. microcarpa, June 30, 1894 (Nuttall, 1580). 

 P. CELTIDIS E. & K. 



On living leaves of Celtis accident alls, Oct. 10, 1894 (Nutt- 

 all, 1715, 603). 

 P. HAMAMELIDIS Pk. 



On living leaves of Hamamelis Virginica, June 10, 1894 

 (Nuttall, 1556). 

 P. CATALPAE E. & M. 



On living leaves of Catalpa Catalpa, July 25, 1895 (Nutt- 

 all 1623). 



P. SANGUINARIAE Wint. 



On living leaves of Sanguinaria Canadensis, June 29, 1894 

 (Nuttall, 1567). 

 P. IPOMOEAE E. & K. 



On Ipomoea pandurata, Sept. 19, 1895. Spores 5 to 10 

 x 2 to 2.5 fjL (Nuttall, 1861, 749). 

 P. SOLITARIA E. & E. 



On Malus Malus and coronaria, Monongalia, near Mor- 

 gantown (Sheldon). Berkeley, on Malus Malus at Gerrards- 

 town (Waite). 

 P. HAYNALDI Roum. 



On Ilex verticillata. Oct. 5, 1895. Spores S to 8 x 2.5 to 

 3M (Nuttall, 1872,756). 

 P. RIBIS E. & E. Field Mus. Bot., 1 1102 (1896). 



TYPE HABITAT: On leaves of Ribes cult. Oct. 21, 1895 

 (Nuttall, discov., 1882, 768). 



Spots large, irregular in shape, .5 to i cm. or often con- 

 fluent along the margin of the leaf for 2 cm., rusty brown, 

 becoming whitish or grayish, and mostly zonate, definite, but 

 without any differently colored border. Perithecia epiphyl- 

 lous, scattered, 150 to 200 ^ diameter, the apex prominent 

 and black. Sporules oblong-elliptical, hyaline, granular and 

 nucleate, 15 to 22 x 6 to 9 /x. 



Distinguished from P. ribicola Fr., and P. Grossulariae 

 Sacc. by its much larger sporules. 



