882 Wisconsin Academy of Sciences, Arts, and Letters . 
MARSSONINA. POTENTILLAE (Desm.) P. Magn. 
On Potentilla argnta 
palustris 
MARSSONINA MELILOTI (Trel.) P. Magn. 
On MelUotus alba 
MARSSONINA VIOLAE (Pass.) P. Magn. 
On Viola sp. indet. 
MARSSONINA FRAXINI Ell. & Davis 
On Fraxinus nigra 
SEPTOGLOEUM SALICINUM (Pk.) Sacc. 
On Salix pedicellaris 
SEPTOGLOEUM POTENTILLAE Allesch. 
On Potentilla palustris 
SEPTOGLOEUM AMPELOPSIDIS Ell. & EvM. 
On Psedera sp. indet. 
SEPTOGLOEUM APOCYNI Pk. 
On Apocynum androsaemifolium 
CYLINDROSPORIUM SPARGANII (Pass.) Ell. & EvM. 
On Sparga?iium eurycarpum 
CYLINDROSPORIUM CALAMAGROSTIDIS Ell. & EvM. 
On Calamagrostis canadensis 
CYLINDROSPORIUM GLYCERIAE Ell. & EvM. 
On Glyceria nervata 
CYLINDROSPORIUM TRADESCANTIAE Ell. & Kell. 
On Tradescantia reflexa 
CYLINDROSPORIUM BETULAE Davis 
On Betula pumila 
CYLINDROSPORIUM THALICTRI (Ell. & EvM.) 
On Thalictrum dioicum 
dasycarpum 
CYLINDROSPORIUM HUMULI Ell. & EvM. 
On Humulus Lupulus 
