PRELIMINARY LIST 
— OF THE — 
Lichens oe Lancaster County, Renna. 
By Mrs. Amelia F. Eby. 
> 
Usnea barbata (L.), Fr. a.florida. Tucquan Creek, 
U. barbata, d. hirta, Fr. Mountville. 
U. barbata, b. stringosa, Ach. Mountville. 
U. barbata, e. plicata, Fr. Beartown. 
U. barbata,/. dasypogon, Fr. Chestnut Hill. 
U. longissima, Ach. Beartown. 
Evernia furfuracea, Man. Cedar Hill. 
E. prunastis Fite’s Eddy. 
Ramalina calicaris, Fr. Cedar Hill. 
> Cetraria glauca, Ach. Mountville. 
C. cillaris, Ach. Chestnut Hill. 
C. laciinosa, Ach. Landis Valley. 
C. aurescens, Tuck. Speedwell. 
C. islandica (L.), Ach. Island near Fite’s Eddy. 
C. oakesiana, Tuck. Speedwell. 
C. cacullata (Bell.), Ach. Near Fite’s Eddy. 
Peltigeria aphthosa, Hoffm. Chestnut Hill and Martic Forge. 
P. polydactyla, Hoffm. Mountville and Safe Harbor. 
P. rufescens, Hoffm. Speedwell. 
P. horizontalis (L.), Hoffm. Rocks along Tucquan Creek, 
i P. canina, Hoffm. Chestnut Hill. 
