122 Field Columbian Museum — Botany, Vol. i. 



D. rugulosa B. & C. 



Parasitic on upper surface of the maculae of Pliyllosticta caryi- 

 getia, July 2, 1894 {Nuttall, 1583). 



ENTOMOSPORIUM L6v. 



E. MACULATUM L6v. 



On living leaves and fruits Pyn/s coiiimi/?iis c\x\i., Monongalia 

 Co., Morgantown [Millspai/g/i). 



LEPTOSTROMELLA Sacc. 



L. filicina (B. & C.) Sacc. 



On Dryopteris spinulosa, May 4, 1894 {Nit/iail, 1487). 



EXCIPULACE^. 



DINEMASPORIUM Lev. 



D. hispidulum (Schrad.) Sacc. 



On Asimina triloba, March 9, 1894. Sporules 14 to 18 x 2 to^ 

 2.3// {Nutiall, 1422, 394). 



MELANCONIACEiE. 



HAINESIA Ell. & Sacc. 

 H. Rubi (West). 



On leaves of Rubus cult. Oct. 28 1895 {Nuttall, 1880). 



GLCEOSPORIUM Desm. & Mont. 

 G. sp. 



On leaves of Cercis Canadensis [Nuttaii, 985). Sporules 18 x 

 7.5, + 20 X 7.5, 23 X 7, 25 X 6 ;j.. 



G. Sanguinarise E. & E., Proc. Phila. Acad., 1894, 371. 



Type habitat: On leaves Sanguinaria Canadensis, July 8, 1894 

 {^Nuttall, discov. 1601, Sb^)- 



Spots yellow, oblong or irregular, 3 to 5 mm. diameter, situated 

 near the apex of the leaf which is more or less uniformly black- 

 ened. Acervuli epiphyllous, numerous, innate, yellow and con- 

 spicuous. Conidia oblong, hyaline, continuous, mostly a little 

 curved, 8 to 15 x 3.5 to 5.5 /.'.. 



G. aridum E. & H. 



On Fraxinus Fe?insylvanica. June 10, 1894 {Nuttall, 1545, 518). 



G. Rumicis E. & E., sp. nov. 



Type habitat: On leaves Rioncx obtusifolius, Oct. 27, 1894 

 {Nuttall, discov. 1729, 617). 



Spots reddish-brown, lighter in the center, more or less dis- 

 tinctly zonate 3 to 4 mm. diameter, margin darker. Acervuli 

 innate, small. Sporules erumpent above, oblong, hyaline, con- 

 tinuous, 5 to 8 X 2 to 2.5 //. 



The spots resemble those of Ovular ia obliqua Cke., on Raniularia 

 decipiens E. & E. 



