256 Wisconsin Academy of Sciences, Arts, and Letters. 
Peronospora leptosperma DBy. was collected at Jump River 
on a host that was referred to Artemisia serrata. 
Peronospora ruhi Rabh. was found in June, 1920, at Blue 
Mounds on Bubus allegheniensis growing along the railroad. The 
mildew was apparently confined to plants parasitized by Caeoma. 
Premia lactucae Regel. On Lactuca Scariola integrata, Madison. 
Basidiophora entospora Roze & Cornu. On Aster TradescantL 
Madison. Rather abundant on this host in the autumn of 1920. • 
Gnomonia ulmea (Schw.) Thuem. Immature material was col¬ 
lected on Ulmus racemosa at Nekoosa in September. 
In September, 1919, Phyllachora on Melica striata was collected 
at Mosinee. The material is immature but the characters of the 
ascomata are not those of Phyllachora melicae Speg. 
^ Phyllosticta phomiformis Sacc. On Quercus bicolor. La Crosse. 
Globose, dark brown, opaque cells 7-10/x diameter are also found 
in this collection. 
Phyllosticta grossulariae Sacc. On Ribes oxyacanthoides. Dur¬ 
and. Sporules smoky tinted. 
Septoria noctiflorae Ell. & Kell. On leaves and calyes of Silene 
nivea. Durand. In the collection referred to this species the 
sporules are 30-45x1%-2V2/>«', continuous, but the material is not 
mature. 
Septoria gei Rob. & Desm. On Geum canadense. Glen Haven. 
The pycnidia are imperfect in these specimens. 
Septoria scrophulariae Pk. On Scrophularia leporella. Glen 
Haven. 
Septoria stachydis Rob. & Desm. On St achy s palustris. Coon 
Valley. 
Septoria commonsii Efll. & Evht. On Cirsium discolor. Durand. 
Phleospora ulmi {Pt.) Wdllv. On Ulmus fulva. Fountain City. 
In ‘ ‘ Notes ’ ’ VII mention was made of the fact that Gloeosporium 
salicis West, had been found in Wisconsin on foreign species of 
Salix only. In 1919 a tree of Salix alba vitellina bearing the Gloeo- 
