372 GEOLOGY OF OHIO. 



230. POLYTHRINCIUM Kunze & Schum. 



POLYTHRINCIUM TRIFOWI Kunze. 



On Trifolium pratense and Trifolium repens, Columbus, Freda Detmers. 



231. CLADOSPORIUM Link. 



CLADOSPORIUM EPIPHYLMJM Link. 



On Sassafras leaves, Fairfield Co., W. A. Kellerman. 



CLADOSPORIUM FULVUM Cke. 



On Tomato vines (cultivated) Columbus, Freda Detmers W. A. Kellerman. 



CLADOSPORIUM HERBARUM Link. 



On cultivated Paeouia, old stems and leaves, and Vinca minor, Fairfield Co., W. 

 A. Kellerman; Cincinnati, Thos. G. Lea (Cat.) 



232. SEPTONEMA Corda. 



Septonema spilomeum Berk. 



Cincinnati and Waynesville (Warren Co.) Thos. G. Lea (Cat.) 



233. HELMINTHOSPORIUM Link. 



Hemminthosporium gracdue Wallr. 



On Iris (cult.), Fairfield Co., W. A. Kellerman. 



HELMINTHOSPORIUM PERSISTENS Cke. 



On dead leaves, Fairfield Co., W. A. Kellerman. 



234. CERCOSPORA Fr. 



Cercospora acai/vpha Peck. 



On Acalypha virgiuica, Franklin Co., W. C. Werner. 



Cercospora ai/thaeina Sacc. 



©n Hollyhock leaves, Ashtabula Co., Sara F. Goodrich. 



Cercospora apii pastinacae Fres. 



On Celery and wild Parsnip, Central Ohio, Freda Detmers, W A. Kellerman. 



Cercospora asiminae Ell. & Ke'l. 



On Asimina triloba, Fairfield Co., W. A. Kellerman; Franklin Co., Freda Det- 

 mers. 



Cercospora betaecola Sacc. 



On Beet, Columbus, Freda Detmers, W. A. Kellerman. 



Cercospora cana Sice. 



On Erigeron, Franklin Co, and Columbus, Freda Detmers, W. A. Kellerman 



