Davis—Parasitic Fungi of Wisconsin. 97 
596. Cercospora nymphaeacea, Cke. & Ellis. 
On Nymphaea. Madison. (Prof. 11. A. Har¬ 
per and J. J. Davis. 
596a. Cercospora pustuea, Cke. 
On Ampelopsis quinquefolia, Miclix. Pa cine. 
597. Cercospora rhamxi, Fckl. 
On Rhamnus cathartica, L. Pacino. Rhanmus 
alnifolia, L’Her. Wind Lake. 
598. Cercospora rosaecoea, Pass. 
On Rosa Carolina,, L. Wind Lake. Llyphae 
sometimes exceeding 100 microns in length. 
599. Cercospora sympeocarpi, Peck. 
On Symplocarpos foetidus, Salisb. Kenosha 
county. 
600. Cercospora umerata, Ell. & Holway. 
On Bidens connata, Muhl. Pacine. 
601. Cercospora viciae. Ell. & LTolway. 
On Vicia Caroliniana, Walt. Somers. 
602. Cylixdrosporiitm eryegii. Ell. & KelL 
On Eryngium yuccaefolium, Michx. Racine. 
Sometimes locally abundant. 
603. Gloeosporitjm caryae, Ell. & Dearn. 
On Cary a alba, Kutt. Pacine. Very abundant 
604. Geo me rite aria corni^ Peck. 
On Cormis Canadensis , L. Three Lakes. On 
Lonicera ciliata, Muhl. Vilas county. 
605. Marsonia deeastrei, (De Lacroix) Sacc. 
On Silene stellata, Ait. Pacine. 
606. Marsoxia eraxini, Ell. & Davis n. sp • 
On leaves of Fraxinus sambucifolia, Lam. Vilas 
county. (J. J. Davis, 028, July, 1902.) Acervuli 
buried in the substance of the leaf on small, pale, 
indefinite spots or scattered singly over the entire 
lower surface of the leaf, the fusoid-cylindrical, 
7 
