150 



Hy phom y< etes. 



CERCOSrORA ^Ml'IIAKODES E. and H. 



On Phlox diviiricata, Montgoiiierv, 1894 (Olive). 

 Cercospoka armoraci.e Sacc, 



On Nasturtium ai-nioracia, Montgomery, !», 1808 (Olive). 

 Cerco-spora caulophylli Pk. 



On Caiilophyllum thalictroidcs, Montsomery, 1804 (Olive). 

 Cercospora clioomis Ell. A: Halst. 



On Polanisia graveolens, Montgomery, 9, 1894 (Olive). 

 Cercospora nasturtii Pass. 



On Nasturtium offieinale, Montgomery, 10, 1893 (Olive). 

 Cercospora poly'(;onortm Cke. 



On Polygonum hydropiper, Putnam, 10, 1893. 



On P. Muhlenbergii, Montgomery, 1894 (Olive). 

 Cercospora sordida Sacc. 



On Tecoma radicans, Putnam, 9, 1893, Montgomery, 10, 1893. 

 DiDYjiARiA FL'LVA E. and E., n. s}). ■' 



On Dioscorea villosa, Montgomery, 1894 (Olive). 

 Epicoccum neglectum Desm. 



On Sanguinaria canadensis, Montgomery, 6, 1894 (Olive). 

 MoNiLiA srropHiLA (Mont.) Sacc. 



On corn cobs. Putnam, 4, 1895 (Melia Ellis). 

 OiDiUM megalosporum Berk. Vermillion 9, 1889 (Artluir). 

 Phom A glandicola Desm. 



On acorns. Vigo, 5, 1893. 



RaMULARIA VARtABILIS Fckl. 



On Verbascnm thapsus. Montgomery, 1894 (Olive). 

 Septonema spilomeum Berk. Vermillion, 9, 1889 (Arthur). 



*DiDV.MARiA ruLVA E. iiiid E. On leaves of Dioncorva villosa, Crawfordsville, Ind., 

 July, 1894 (E. W. Olive), llypophyllous forming small yellow patches, made up of closely 

 crowded tufts of fusoid or narrow ovate, uniseptate, hyaline conidia 12-22 (mostly 15-20) x 

 3-5 I'., straight or slightly curved, and often constricted at the septum, llyphae short, 

 hardly distinguishahle from the conidia. The shorter conidia are also the broader ones, and 

 are mostly obtuse; at one end, while the longer ones are generally acute at both ends. Differs 

 from the usumI tyix; of DidyiKoria in its yellow color and short, .ilmost obsolete hasidia. 



