384 Dr. Hooker's Account of a 



MUSCL 



37. POLYTRICHUM. 



58. r. septentrionale. 



Found on the highest summits of the alps of the south and 

 north of Europe ; Melville Island ; south shore of the Strait 

 of the Fury and Hecla. 



38. Aplodon. 



59. A. Wormskioldii. Br. in Parry's 1st Voy. App. p. 299- 

 Inhabits Greenland, Melville Island, and Igloolik. 



LICHENES. 



39. Lecanora. 



60. L. elegans. 



A native of maritime rocks throughout Europe, but most 

 plentiful in the northern countries, as Iceland and Lapland. 

 Shores of the Arctic Sea, America. 



40. USNEA. 



61. U. sphacelata. Br. in Parry's 1st Voy. App. p. 307. 



A beautiful plant, and very nearly allied to a species of the 

 same genus which I have lately received from New South 

 Shetland. 



Found hitherto only in Spitzbergen and Melville Island. 



SPITZ- 



