Lichens 9 d 



Parmelia saxatilis (L.) Ach. var. omphalodes (L.) Fr. L. E. p. 62 (1831). 

 On big boulder in tundra, Camden bay, Alaska. 



Parmelia conspersa (Ehrh.) Ach. Method, Lich. p. 205 (1803). 

 On rocks, 50 miles inland from Camden bay, Alaska. 



Parmelia incurva (Pars.) Fr. Nov. Sched. Crit. 31 (1826). 

 On rocks, 50 miles inland from Camden bay, Alaska. 



Parmelia centrifuga (L.) Ach. Method. Lich. p. 118 (1803). 

 On rocks, 50 miles inland from Camden bay, Alaska. 



Parmelia olivacea (L.) Ach. Lich. Univ. p. 462- (1810). 



On dead branches of living white spruce, Coppermine river. 



Parmelia stygia (L.) Ach. Method. Lich. p. 203 (1803). 



On rocks, Bernard harbour; on rocks, 30 miles inland from Camden bay, 

 Alaska. 



Cornicularia lanata (L.) Gray, Nat. Arr. I: p. 405 (1821). 

 Parmelia, Tuck. Syn. 

 On rocks, Bernard harbour. 



Cetraria islandica (L.) Ach. Method. Lich. p. 293 (1803). 



Tundra, CoUinson point, Alaska; on earth, Sandstone rapids, Coppermine 

 river. 



Cetraria cucullata (Bell.) Ach. Method. Lich. p. 293 (1803). 



On earth, Herschel island, Y.T.; cape Bathurst; Basalt island. Coronation 

 gulf; 30 miles inland from Camden bay, Alaska; Sandstone rapids, Coppermine 

 river; and on tundra between Port Clarence bay and Teller, Alaska. 



Cetraria nivalis (L.) Ach. Method. Lich. p. 294 (1803). 



On earth, Herschel island, Y.T. ; Sandstone rapids, Coppermine river. 



Cetraria chrysantha Tuck. Suppl. Am. Journ. of Sci. and Arts XXV: p. 423 



(1858). 



On stones, 50 miles inland from Camden bay, Alaska; in tundra between 

 Port Clarence bay and Teller, Alaska. 



Cetraria juniperina (L.) Ach. var. terrestris Schaer. Spiclg. p. 249' (1823). 

 Over mosses. Chantry island, Bernard harbour. 



Cetraria fahlunensis (L.) Schaer. var. polyschiza (Nyl.) Th. Fr. Lich. Spitsb. 

 p. 11 (1867). 

 Platysma, Nyl. 

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



USNEACEAE 



Letharia thamnodes (Flot.) Hue Lich. Ex. Eur. Suite I: p. 58 (1901). 

 Evernia prunastri pro parte. Tuck. Syn. 

 Chantry island, Bernard harbour. 

 Probably the form esorediosa (Nyl.) Hue. 



Duforea madreporiformis Ach. Lich. Univ. p. 524 (1810). 

 Cetraria, Tuck. Syn. 

 On earth, Chantry island, Bernard harbour. 



Duforea ramulosa Hook. In appendix to Parry's second voyage, p. 414 (1824). 

 Cetraria, Tuck. Syn. 

 On earth,imouth of Rae's Mackenzie river, Wollaston peninsula. 



