LICHENS. 275 



Thelotrema glaucesceiis Nyl. 



On barks. Conecuh County (Beaumont). 



Louisianian area. Louisiana to Florida, South Carolina. Cuba. 



Thelotrema ravenelii (Tuck.) Nyl. 



Ou trunks. Tennessee Valley. Lawrence County, Moultoh (Peters). Conecuh 

 County (Beaumont). 



Louisianian area. South Carolina. 



GYALECTA Ach. 



Gyalecta lutea (Dicks.) Tuck. 



On bark. Mobile County. Conecuh County (Beaumont). 



Louisianian to Alleghenian area. Florida. New Jersey to New England, Ontario 

 west to Illinois and Minnesota. Europe. 



Gyalecta cupularis (Hedw.) Tuck. 



On limestone rocks. Lawrence County (Peters). 



Carolinian and Alleghenian areas. Pennsylvania, New York, Vermont. Europe. 



PBRTUSARIA DC. 



Pertusaria velata (Turn.) Nyl. 

 Throughout the State, on trunks. 

 Louisiauian to Alleghenian area. North to Canada. 



Pertusaria multipuncta (Ach.) Th. Fries. 



On bark. Mobile County, common. 



Louisianian to Alleghenian area. Texas to Florida and throughout to Canada; 

 California, Oregon. 



Pertusaria communis DC. 



On bark and trunks, over the State. 



Louisianian to Alleghenian area. Texas to Florida and north to Canada. Europe. 



Pertusaria leioplaca (Ach.) Schaer. 

 On trees over the State. 

 Louisianian to Alleghenian area. Texas to Florida, north to Canada. Europe. 



Pertusaria pustulata (Ach.) Nyl. 



On barks. Mobile County. Lee County, Auburn (Baker $ Earle). 



Louisianian to Alleghenian area. Texas to Florida, north to New England. 

 South America, Europe. 



Pertusaria wulfenii DC. 

 On trees. Mobile County. 

 Louisianian to Alleghenian area. Florida to New Jersey, New England. Europe. 



Pertusaria globularis Ach. 



Mossy rocks. Lawrence County (Peters). 



Carolinian and Allegheniau areas. Pennsylvania, Arkansas. 



RINODINA Ach. 



Rinodiiia flavonigella Tuck. 

 Rotten wood. Mobile County. 

 Louisiauian area. Georgia, Florida. 



Rinodiiia thomae Tuck. 



Mountain region, on rocks. Lee County, Auburn (Baker $ Earle). Winston 

 County (Peters), on sandstone. 



Rinodina constans (Nyl.) Tuck. 



On trees and dead wood. Lawrence County (Peters). 



Carolinian and Alleghenian areas. South Carolina to New Jersey, New England, 

 Canada. 



