36 OTTO V. DARBISHIRE. [SEC. ARCT.EXP. FRAM 



Parmelia physodes (L.) FR. BITTER Hypogymn. p. 218. Am., 

 Greenl., Icel. Almost everywhere. E. P. S. N. Ellesmereland, Beitstads- 

 fjord (7), Bedford Pirn Island (21); North Lincoln (23); King Oscar Land, 

 Harbourfjord (26, 32), Goosefjord (50). 



Parmelia saxatilis (L.) FR. TH. FR. Scand. p. 114. Am,. Greenl., 

 Spitsb., Icel. On wood, stones and moss. E. P. S. N. Greenland (2, 3); 

 Ellesmereland, Twinglacier Valley (8), Cape Viele (10); King Oscar Land, 

 Harbourfjord (33), Goosefjord (48). 



Parmelia separata TH. FR. TH. FR. Engl. Pol. Exp. p. 353. Am. 

 - Over mosses. 



Parmelia sorediata ACH. TH. FR. Scand. p. 123. Greenl. Over 

 stone. 



Parmelia stygia ACH. TH. FR. Scand. p. 124. -- Am., Greenl., 

 Spitsb., Icel. On rocks. E. P. S. N. King Oscar Land, Harbourfjord 

 (27), Goosefjord (39, 48). 



Parmeliopsis NYL. 



Parmeliopsis diffusa (WEB.) NYL. TH FR. Scand. p. 131. Am., 

 Greenl., Icel. Over dead wood. 



Parmeliopsis liyperopta (Acn.) NYL. --Tn. FR. Scand. p. 120. - 

 Greenl., Icel. Over dead wood. 



Cetraria ACH. 



Cetraria aculeata (SCHREB.) FR. - - TH. FR. Scand. p. 101. Am., 

 Greenl., Spitsb., Icel. Over earth and moss. -- E. P. S. N. King Oscar 

 Land, South Cape (34), Goosefjord (40, 44, 45), Vendom Cape (55), Bra- 

 skerudslauen (63): North Devon (65,66); Cardigan Straits (67). 



Cetraria commixta (NYL.) TH. FR. TH. FR. Scand. p. 109. Greenl., 

 Icel. Over rocks. 



Cetraria cucullata (BELL) ACH. -- TH. FR. Scand. p. 101. Am., 

 Greenl., Spitsb, Icel. Over earth and moss. E.P.S.N. Greenland (1); 

 Ellesmereland, Twinglacier Valley (8), Cape Rutherford (14); North Lin- 

 coln (23); King Oscar Land, Harbourfjord (24,26,27,32), Goosefjord (39); 

 North Kent (64); North Devon (65); Cardigan Straits (67). 



Cetraria fahlunensis (L.) SCHAER. TH. FR. Scand. p. 108. Am,, 

 Greenl.. Spitsb., Icel. On rocks, rarely earth. 



Cetraria glauca (L.) ACH. TH. FR. Scand. p. 105. On trees and 

 rocks. 



