Collection of Arctic Plants. 383 
34. DESCHAMPSIA. 
55. D. brevifolia. Br. in Parry's 1st Voy. App. p. cexci. 
Found hitherto only in Melville Island, and during Captain 
Parry's 2d voyage. ‘This comes very near to the Aira levigata 
of our country. 
95. TRISETUM. 
56. T. subspicatum. Palisot Agrostogr. p. 88. 
A native of the Pyrenees, the alps of Switzerland and Pied- 
mont; Iceland and Lapland, Melville Island, and Duckett 
Cove. In America Dr. Richardson found it in the woody coun- 
try from between lat. 54^ and 64° N. 
Cl. II ACOTYLEDONES. 
—  FILICES. 
36. AsPIDIUM. 
57. À. fragilé. 
It inhabits alpine countries, probably tire fhont Europe, 
but especially its northern parts ; as Siberia, Lapland, &c. as 
far as the North Cape. Dr. Richardson met with it in the 
woody country of North America between lat. 54? and 64^; 
and it was seen by the naturalists of Captain Parry's second 
expedition. 
'The A. tenue of Pursh and Michaux seems to be scarcely 
different ; and is found in clefts of rocks from Canada to Vir- 
ginia. 
MUSCI. 
