1 62 THE WEST VIRGINIA FLORA 



VERRUCARIACEAE. 



VERRUCARIA Th. Fr. 

 V. FUSCELLA (Turn.) Ach. 



Summers: near Lowell (Pollard & Ma.ro-n, 154). 



ENDOCARPON Hedw. 

 E. MINIATUM (Linn.) Schaer. 



On wet cliffs (Nuttall, 1049). 



E. MINIATUM MUHGLENBERGII Schaer. 



On rocks (Sheldon, 1595)* 

 E. MINIATUM COMPLICATUM Schser. 

 On wet cliffs (Nuttall, 1823). 



TRYPETHELIACE AE. 



TRYPETHELIUM Spreng. 

 T. VIRENS Tuck. 



On Ilex opaca (Nuttall, 1040). 



T. EXOCANTHUM Tuck. 



On Fagus atropunicea (Nuttall, 1181). 

 PYRENULACE AE. 

 PYRENULA Ach. 



P. RHYPONTA Ach. 



On bark of Hamamelis Virginica (Nuttall, 1184). 

 P. NITIDA Ach. 



On Betula lent a bark (Nuttall, 1027). 



P. PACHYCHEILA Tuck. 



On bark of Fagus atropunicea (Nuttall, 1.048). 

 P. PUNCTELLA (Nyl.) Williams. (Verrucaria punctella Nyl). 

 Summers: near Lowell (Pollard & Maxon, 156). 



P. GLABRATA (Ach.) MaSS. 



On bark (Sheldon, 3791, not fully characteristic). 



