122 OLAF GALL0E 



Psoroma. 



P. (Lecanora) Hypnorum (HoiTm.) Ach. (D. B., p. 209, Squamaria). 

 Greenland. G. Brit. 



STICTACE.E. 

 (Sticta). 



Sticta. 



St. scrobiculata Scop. (D. B., p. 203). 

 Greenland. G. Brit. 



PELTIGERACE^E. 

 (Nephroma, Peltigera, Solorina). 



Nephroma. 



N. arcticum L. (D. B., p. 203). 

 Greenland. 



N. expallidum Nyl. (D. B., p. 203). 

 Greenland. 



N. laevigatum v. parile Ach. (D. B., p. 203). 

 Greenland. G. Brit. 



N. tomentosum HotTm. (D. B., p. 203). 

 Greenland. G. Brit. 



Peltigera. 



P. aphtosa L. (D. B., p. 202. 

 Greenland. G. Brit. 



P. canina (L.) Fr. (D. B., p. 202). 

 Greenland. G. Brit. 



P. horizontalis L. 



Kmpetrum-hcath, Seydisfjord, O. Galloe, 1913. New to Iceland. 



P. lepidophora Nyl. 



On volcanic tuff near Ljosavatn farm, N. Iceland; heaths near Einar- 

 sta^ir, N. Iceland; heath near M\valn, N. Iceland; mountain-heath near 

 Husavik, N. Iceland; mountain-heath near (") fjord, N. Iceland. O. Galloe, 

 1913. New to Iceland. 



P. malacea (Ach.) Fr. (D. B., p. 202). 

 Greenland. G. Brit. 



P. polydactyla f. collina Ach. (D. B., p. 202). 

 Greenland. G. Brit. 



P. rufescens Fr. (I). B., p. 202). 

 Greenland. G. Brit. 



P. venosa (L.) Hottni. (D. B., p. 203). 

 Greenland. G. Brit. 



