292 Wisconsin Academy of Sciences, Arts, and Letters. 
Additional Hosts 
Syncliytrium on Acalypha virginica has been collected at Lone 
Rock, Arena, and Prairie du Sac. Only resting sori were present 
which resemble those of 8 . cellulare Davis. The sori are first whit¬ 
ish, then pale yellow, then reddish brown as the wall develops. 
The contents are sordid white. Those measured were 80-135/x in 
diameter. 
Bremia lactucae Regel. On Lactuca scariola integrata. Madi¬ 
son. 
Peronospora parasitica (Pers.) Tul. On Cardamine pennsyl- 
vanica. Lone Rock. 
Sphaerotheca mors-uvae (Schw.) B. & C. On Bihes lacustre. 
White Lake. 
Microsphaera alni (Wallr.) Wint. On Quercus Mcolor. Chip¬ 
pewa Falls. 
Erysiphe cichoracearum DC. On Verbena stricta. Blue River. 
Phyllachbra graminis panici Shear. On Panicum Scrihnerianum. 
Prairie du Sac. 
Darluca filum (Biv.) Cast. On TJromyces pyriformis parasitic 
on Acorns Calamus. Arena. 
The Stagonospora with 7-septate sporules referred to 8. inter- 
mixta (Cke.) Sacc. was collected at Blue River on Phyllachora in¬ 
fected leaves of Cinna latifolia. The pycnidia are pale and thin 
walled throughout except the ostiolar ring. The sporules are vari¬ 
able in length the longest one seen being 90x4/x. 
Stagonospora albescens Davis. On Carex vesicaria. Arena. In 
this collection about 2 dm. of the apical portion of the leaves is 
dead and white with a ferruginous margin at the base. The 
sporules are 43-57x7-10^, 6-septate. With pycnidia of a Coniothy- 
rium with elliptical to ovate fuscous sporules 7-10x3%-4/li. 
Septoria graminum Desm. On Poa pratensis. Madison (Geo. 
P. Weber). 
Septoria bromi Sacc. var. el3anina n. var. ad interim. On large 
indefinite areas that are first yellowish then brown with the death 
of the tissues; pycnidia scattered, globose or somewhat flattened. 
