I02 Field Columbian Museum — Botany, Vol. i. 



TRIMMATOSTROMA Corda. 



T. Americana Thum. 



On Sa/ix nigraj March 21, 1894 {N'uttall, 1437, 410). 



HYPHELIA Fries. 

 H. terrestris Fr. 



On damp ground. June 18, 1893 [A'uita//, 1016). 



SPH^ROPSIDEiE. 



SFH^RIOIDAEC^. 



PHYLLOSTICTA Pers. 

 P. Paviae E. & E. 



On Aesciilus octandra hybrida and Hamamelis Virginica, June 10^ 

 1894 [Nut tall, 1539). {P. spharopsidea E. c^ E.) 



P. caryigena Sacc. 



F. Carycv E. & E. On living leaves of Hicona avata and H. 

 microcarpa, June 30, 1894 {Nuttall, 1580). 



P. Celtidis E. &. K. 



On living leaves of Celtis occidentalis, Oct. 10, 1894 i^Nuttall, 

 17^5^ 603). 



P. Hamamelidis Pk. 



On living \e2.ves oi Hamamelis Virgiiiica, June 10, i8g^(A^//llall, 

 •1556). 



P. Catalpae E. & M. 



On living leaves of Catalpa Catalpa, July 25, 1895 {N'uttall, 

 1623). 



P. Sanguinarise Wint. 



On living leaves of Sangiiinaria Canadensis, June 29, 1894 

 {Nut tall, 1567). 



P. Ipomoeae E. & K. 



On Ipomcea pandiu-ata, Sept. 19, 1895. Spores 5 to 10 x 2 to 

 2.5 iJ.(Nutiall, 1 861, 749). 



P. Haynaldi Roum. 



On Ilex verticillata. Oct. 5, 1S95. Spores 5 to 8 x 2.5 to 3 n. 

 {Xi/ttall, 1872, 756). 



P. Ribis E. & E. sp. nov. 



Type habitat: On leaves of Ribes cult. Oct. 21, 1895 {Xiittall 

 discov., 1882, 768). 



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

 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 epiphyllous, scattered, 150 

 to 200 tJ. diameter, the apex prominent and black. Sporules 

 oblong-elliptical, hyaline, granular and nucleate, 15 to 22 x 6 to 

 9 A. 



