LICHENS. 275 



Thelotrenia glaucesceiis Nyl. 



On barks. Conecuh County {Beaumont). 



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



Thelotrema ravenelii (.Tuck.) Nyl. 



On trunks. Tennessee ^'alley. Lawrence County, Moulton {Peters). Conecuh 

 County ( Jleaumont). 



Louisianian area. South Carolina. 



GYALECTA Ach. 



Gyalecta lutea (Dicks.) Tuck. 



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



Louisianian to Allegheuiau 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 Allegheuian areas. Peuusylvania, New York, Vermont. Europe. 



PERTUSARIA DC. 



Pertusaria velata (Turn.) Nyl. 

 Throughout the State, on trunks. 

 Louisianian to AUeghenian area. North to Canada. 



Pertusaria multipuncta (Acli.) Th. Fries. 



On bark. Mobile County, common. 



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

 California, Oregon. 



Pertusaria communis DC. 



On bark and trunks, over the State. 



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



Pertusaria leioplaca (Ach.) Schaer. 



On trees over the State. 



Louisianian to AUeghenian area. Texas to Florida, north to Canada. P^urope. 



Pertusaria pustulata (Ach.) Nyl. 



On barks. Mobile County. Lee County, Auburn {Baker tf- Earle). 



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

 South America, Europe. 



Pertusaria wulfenii DC. 

 On trees. Mobile County. 

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



Pertusaria globularis Ach. 



Mossy rocks. Lawrence County {Peters). 



Carolinian and AUeghenian areas. Pennsylvania, Arkansas. 



RINODINA Ach. 



Riuodina flavonigella Tuck. 

 Rotten wood. Mobile County. 

 Louisianian area. Georgia, Floritla. 



Rinodina thomae Tuck. 



Mountain region, on rocks. Leo County, Auburn {Baker <f- ?Jarle). Winston 

 County {Peters), on sandstone. 



Riuodina constans (Nyl.) Tuck. 



On trees and dead wood. Lawn^nce County {Peters). 



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

 Canada. 



