44 



LECIDEACEAE. 

 BIATORA Fr. 



B. fusco-rubella Hoffm. 

 Queens; Valley Stream. 



LECIDEA Ach. 



L. albocoerulescens Fr. 



Queens: Richmond Hill. 



BUELLIA De Not. 



B. parasema (Ach.) Th. Fr. 



Frequent throughout the island. 



GRAPHIDACEAE. 

 OPEGRAPHA Humb. 

 O. varia ( Pers. ) Fr. 



Queens: Richmond Hill. 



GRAPHIS Ach. 

 G. scripta Ach. 



Frequent throughout the island. 



PHYSCIACEAE. 

 PLACODIUM Ach. 



P. vittellinum (Ehr. ) Naeg. & Hepp. 

 Kings : Bay Ridge. 

 PYXINE Fr. 



P. sorediata Fr. 



Kings : Gowanus, Brainerd. 



PHYSCIA DC. 



P. aquila (Ach.) Nyl. 



Kings : New Lots, Brainerd. 

 P. stellaris (L.) Tuck. 



Frequent throughout the island. 

 P. tribacia (Ach.) Tuck. 



Kings : New Lots, Brainerd. Queens : Richmond Hill, Glen 

 Cove. 



THELOSCHISTES Norm. 

 T. parietinus ( L. ) Norm. 



Kings: Flatbush. Queens: Flushing, Brainerd. Suffolk: Orient, 

 Young. 

 T. lychneus Nyl. 



Kings : Flatbush. 

 T. chrysophthalmus (L. ) Norm. 

 Frequent throughout the island. 



