1898-1902. No. 21.] LICHENS. 25 



Gyrophora Muehlenbergii ACH. Hue Lich. Extr. n.380. Am. 

 On stone. 



Gyrophora polyphylla (L.) Fw. TH. FR. Scand. p. 163. Greenl. 



- Icel. On stone. 



Gyrophora proboscidea (L.) ACH. TH. FR. Scand. p. 162. Am , 

 Greenl., Spitsb., Icel. On stone. E. P. S. N. King Oscar Land, Har- 

 hourfjord (27), Goosefjord (3840, 48-50). 



Gyrophora rugifera (NYL.) TH. FR. - TH. FR. Scand. p. 156. - 

 Greenl. On stone. 



Gyrophora sclerophylla NYL. -- BR. Groenl. p. 490. Greenl. - 

 On stone. 



Gyrophora spodochroa (EHRH.) ACH. -- TH. FR. Scand. p. 151. - 

 Greenl. On stone. 



Gyrophora rellea (L.) ACH. - TH. FR. Scand. p. 153. Greenl., 

 Spitsb., Icel. On stone. 



Toninia MASS. 



Toninia fusispora (HEPP) TH. FR. - - TH.FR. Scand. p. 334. Spitsb. 



- Moss, earth and loose rocks. 



Toninia squalida (SCHLEICH.)ACH. TH.FR. Scand. p. 331. Greenl., 

 Icel. Over earth. 



Toninia syncomista (FLK.) TH. FR. - TH. FR. Scand. p. 335. - 

 Greenl., Spitsb., Icel. Over moss and earth. 



Sphyridium Fw. 



Sphyridium byssoides L. TH. FR. Scand. p. 328. Icel. Over 

 earth. 



, Sphyridium placophyllum (WNBG.) - TH. FR. Scand. p. 327. - 

 Icel. Over earth. 



Stereocaulon SCHREB. 



Stereocaulon alpinum LAUR. TH. FR. Scand. p. 48. Am., Greenl., 

 Spitsb., Icel. Over rocks and earth. E. P. S. N. Greenland (3); Elles- 

 mereland, Alexandra Harbour (11), Cape Rutherford (14), Frams Harbour 

 (16, 17), Bedford Pirn Island (19); North Lincoln (23); King Oscar Land, 

 Harbourfjord (33), Goosefjord (39, 40, 50), Landsend (58); North Kent (64). 



Stereocaulon condensatum HFFM. TH. FR. Scand. p. 52. Icel. 

 Over earth. 



Stereocaulon coralloides FR. TH. FR. Scand. p. 44. Am., Greenl. 

 -On stone. E. P. S. N. Ellesmereland, Bedford Pirn Island (19). 



