Lichens 7 d 



Gyrophora anthracina (Wulf.) Koerb. var. reticulata Schaer. Spiclg. p. 104 



(1823). 



Umbilicaria, Tuck. Syn. 



On rocks, Bernard harbour. 



Gyrophora proboscidea (L.) Ach. Method. Lich. p. 105 (1803). 



Umbilicaria, Tuck. Syn. 



On rocks, 30 miles inland from Camden bay, Alaska. 



All of our plants intermediate between the typical condition and the var. 

 arctica of Tuckerman's Syn. 



ACAROSPORACEAE 



Biatorella testudinea (Ach.) Mass. var. coracina (Sommerf.) Th. Fr. Lich. 

 Scand. II: p. 403 (1874). 

 Lecidea morio coracina, Tuck. Syn. 

 On rocks, Bernard harbour. 



Biatorella testudinea (Ach.) Mass. var. pallens (Mont.) Th. Fr. Lich. Scand. 

 II: p. 403 (1874). 

 On rocks, Bernard harbour; on same substratum, Wollaston peninsula. 



Acarospora molybdina (Wahl.) Mass. Symmict. p. 21 (1855). 

 Lecanora, Tuck. Syn. 

 On rocks, Bernard harbour. 



COLLEMACEAE 



CoUema crisputn Ach. Syn. p. 311 (1814). 



On mosses in crannies of rocks, on river, 30 miles inland from Camden bay, 

 Alaska. 



PANNARIACEAE 



Psoroma hypnorum (Hoffm.) Nyl. Scand. p. 121 (1861). 

 Pannaria, Tuck. Syn. 

 On mosses, Collinson point, Alaska. 



PELTIGERACEAE 



Peltigera canina (L.) Hoffm. forma sorediata Schaer. Enum. p. 20 (1850). 

 On mosses, 30 miles inland from Camden bay, Alaska. 



Peltigera spuria (Ach.) Nyl. Syn. I: p. 325 (1860). 



Crevices of rocks, on river, 30 miles inland from Camden bay, Alaska. 



Peltigera aphthosa (L.) Hoffm. Fl. Germ. II: p. 107 (1795). 

 Tundra, 25 miles inland from Camden bay, Alaska. 



LECANORACEAE 



Lecanora chrysoleuca (Sw.) Ach. var. rubina (Vill.) Th. Fr. Lich. Scand. I: 

 p. 224 (1871). 

 On rocks, 500-foot hill, 50 miles inland from Camden bay, Alaska. 



Lecanora badia (Pars.) Ach. Lich. Univ. p. 407 (1810). 

 On rocks, Bernard harbour. 



