

CATALOGUE OF PLANTS. tar 
Phyllosticta phomiformis, Sacc. 
Frequent. B, on Quercus alba, L. 
DISCOMYCETES. 
Geoglossum Peckianum, Cooke. 
Common. WM, near Shiner Pool. 
Leotia chlorocephala, Schw. 
Common. JM, near Shiner Pool. 
Peziza hirta, Schum. 
Common. J, on ground. 
Rhytisma Solidaginis, Schw. 
Frequent. B, on Aster corymbosus, Ait., Great Dome. 
EXOASCEAE., 
Exoascus, sp. ? 
Very rare. B,on Alnus incana, Willd.; this is the first 
Exoascus found in America upon Alnus leaves, and the deter- 
mination of the species is reserved for further collections and 
more critical study. 
Taphrina Alni-incane (Kiihn), Magnus. 
Common. Mand BB, on Alnus incana, Willd. 
T. ce#rulescens (Mont. & Desm.), Tul. 
Common. MM, on Quercus coccinea, Wang., var. tinctoria, 
Gray. 
T. flava, Farl. 
Rare. S, on Betula populifolia, Ait. 
Magnusiella Potentillz (Farl.), Sadebeck. 
Common. BB, on Potentilla Canadensis, L. 
UREDINE-. 
Czoma nitens, Schw. 
Abundant. B, on Rubus villosus, Ait. 
