156 THE WEST VIRGINIA FLORA 



concaviuscula, latit. 0.5-0.7 mm ; spora ellipsoidea, lono^. 

 o. 015-16, crass. 0.009-1. 010 mm; epithecium inspersum. In 

 loto gelatina hymenialis fulvo-rubescens. 



Videtur species e stirpe Lccanora ccrvina, spermatiis ellip- 

 soideis. 



On rocks in bed of creek. Fayette: Short Creek, alt. 1,300 

 ft. (L. W. Nuttall coll. no 1126). 

 L. VARiA (Ehrh.) Nyl. 



On trees {Nuttall, 1036). 

 L. FALLESCENS (Linn.) Schaer. 



On trees and fence rails {Nuttall, 937). 

 L. TARTAREA (Linn.) Ach. 



On sandstone rocks {Nuttall, 886). 

 L. CERViNA (Pers.) Nyl. 



The light colored form on wet rocks ; the dark form on 

 dry rocks {Nuttall, 854). 

 L. PRiviGNxA (Ach.) Nyl. 



On sandstone rocks {Nuttall, 1028). 



L. MURALIS VERSICOLOR Fr. 



On limestone rocks {Sheldon, 2654). 

 L. PALLIDA (Schreb.) Schser. 



On bark {Sheldon, 3790). 



RINODINA Mass. 

 R. OREiNA (Ach.) Mass. 



On sandstone rocks at base of cliff, alt. 1,800 ft. [Nuttall, 

 952). 

 R. soPHODES (Ach.) Nyl. 



On small sandstone rocks {Nuttall, 1072). 



PERTUSARIA DC. 

 P. VELATA (Turn.) Nyl. 



On Magnolia Fraseri and other trees {Nuttall, 1044). 

 P. MULTIPUNCTA (Tum.) Nyl. 



On sandstone rocks in bed of creek {Nuttall, 1043). 

 P. LEiopLACA (Ach.) Schser. 



On Oak {Nuttall, 1041). 

 P. PUSTULATA (Ach.) Nyl. 



On trees {Nuttall, 853). 



P. CORALLINA (L.) Fr. 



Fayette: near Quinnimont {Pollard & Maxon, 140). 



THELOTREMA Ach. 

 T. SUBTILE Tuck. 



On trees {Nuttall, 1056). 



