*Pellaea gracilis. Hook. 



Crevices of rocks, Foster's Flats, Niagara River. Macoitn. 

 (Canadian FilicinecTE.) 



*Aspidium Boottii, Tuckerman. 



Vicinity of Hamilton, Ontario. Logic. (Canadian Filicineae.) 



Camptosorus rhyzophyllus, Link. 



At Lockport, but scarce. May 22, 1886. Abundant at Indian 

 Falls, Genesee County. Buff. Nat. Field Club. 



*Aspidium Lonchitis, Swartz. 



Found sparingly at Foster's Flats, Niagara River. Macoun. 

 (Canadian Filicinese.) 



*Physcia adglutinata, (Flk.) Nyl. 



Miss Mary L. Wilson. 



"Sticta quercizans, (Michx.) Ach. 



Portage, Genesee County. Miss Wilson. 



*Pertasaria multipunctata, (Turn.) Nyl. 

 Miss Wilson. 



*Cladonia delicata, (Erhr.) Fl. 

 Miss Wilson. 



*Cladonia pulchella, Schwein. 

 Miss Wilson. 



*Biatora decipiens, Fr. 



Niagara Falls. Miss Wilson, 



*Lecidea plaustica, Tuckerman. 

 Miss Wilson. 



*Buellia Schaereri, (DeNot.) Mass. 

 Miss Wilson. 



*Buellia petraea, (Flot.) Tuckerman. 



Miss Wilson. 



*Calicium subtile, Fr. 



Miss Wilson. 



*Caiicium albo-nigrum, Nyl. 

 Miss Wilson. 



Marsilea quadrifolia, L. 



Introduced near Lewiston, Niagara Co., and'^at other places. 



