1898-1902. No. 21.] LICHENS. 35 



Aspicilia Prevostii (FR.) TH.FR.-~TH.FR. Scand. p. 288. Spitsb. 

 - On rocks. 



Aspicilia rhodopis TH. FR. - TH. FR. Arct. p. 136. - - Spitsb. - 

 On rocks. 



Aspicilia verrucosa ACH. - TH. FR. Scand. p. 273. - Am., Greenl, 

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

 Harbourfjord (26, 33), South Cape (34), Goosefjord (39, 41. 45, 49, 50), 

 Vendom Kap (55), Exkrementbugten (56), Landsend (58); North Devon 

 (65, 66). 



Parmelia ACH. 



Parmelia alpicola TH. FR. - - BITTER Hypogymn. p. 261. - - Am., 

 Greenl., Spitsb., Icel. -- On rocks. - - E. P. S. N. Greenland (2); King Oscar 

 Land, Goosefjord (38). 



Parmelia Kamlschadalis (Acn.) ESCHW. - HUE Extra, n. 222. - 

 Am. -- On trees. 



Parmelia caperala (L.) ACH. TH. FR. Scand. p. 127. - Am. - 

 On rocks. 



Parmelia centrifuga (L.) ACH. - TH. FR. Scand. p. 128.-- Am. - 

 Greenl., Spitsb. - - On rocks. - E. P. S. N. King Oscar Land, Goose- 

 fjord (48). 



Parmelia conspersa (EHRH.) ACH.- TH. FR. Scand. p. 127. Am., 

 Greenl. --On rocks. 



Parmelia encausla (SMITH) NYL. BITTER Hypogymn. p. 256. - 

 Am., Greenl, Spitsb., Icel. --On rocks. 



Parmelia, farinacea BITTER. BITTER Hypogymn. p. 199. E.P.S.N. 

 Ellesmereland, Bedford Pirn Island (21). --On bark. 



Parmelia incurva (?ERS.) FR. - TH. FR. Scand. p. 129 -- Greenl., 

 Spitsb., Icel. --Over wood and stones. 



Parmelia lanata WALLR. - TH. FR. Scand. p. 126.- - Am., Greenl, 

 Spitsb., Icel. -- Over stone, rarely hard wood. E. P. S. N. Ellesmereland, 

 Framsharbour (15 17); King Oscar Land, Harbourfjord (24, 27), Goose- 

 fjord (3840, 4850). 



Parmelia obscurata (Acn.) BITTER. -- BITTER Hypogymn. p. 214. - 

 Am. -- On rocks. 



Parmelia olivacea (L.) ACH.- TH. FR. Scand. p. 121. Am., Greenl. 

 Icel. --On bark. 



Parmelia omphalodes (L.) NYL. - TH. FR. Scand. p. 114. --Am., 

 Greenl., Spitsb., Icel. On stone and over earth. E. P. S. N. Ellesmereland, 

 Gape Viele (10), Cape Rutherford (14); King Oscar Land, Goosefjord (38 

 41, 48). 



