Lichenes of New England. 245 
ART. X—AN ENUMERATION OF SOME LICHENES OF 
NEW ENGLAND, WITH REMARKS. By Epwarp Tucker- 
MAN, Jn. Dane Coll, Cambridge. (Read Dec. 5th, 1838.) ! 
Tux following list, beside some lichens of our neigh- 
borhood, which do not seem to have been hitherto no- 
ticed, comprises such Alpine species as I have bee 
to discover; in two visits to some of the mou 
New Hampshire and Vermont. These last. 
only the more remarkable forms of’ our alpin 
The novelty and beauty of the higher. ordé of 
vegeta- 
tion in those elevated regions, is ‘enough 10 engross the | 
most ardent. botanist ; and the brief period that he can 
give to his, researches, will leave him at his return, how- 
ever richly laden with the spoils of Flora, still disposed 
to remember that he passed over much. It will prob- 
ably be long before the Lichens of our Alps are tho- 
roughly known, and hence. the briefest catalogue ac-. 
quires some value. But I am sensible that in attempting 
to refer, correctly, species in some degree new to our 
Flora, I shall be exposed to frequent mistakes. The 
subject is one of difficulty and frequent doubt, and 
though I have endeavored to exclude from this paper, 
every species, however interesting, in regard to which I 
could not speak with some confidence, I still fear there - 
will.be much room for consideration. It ‘should, how- 
ever, be borne in mind that the student of cry ptogamous. 
plants can pursue his investigations with little satisfac- 
tion, while our New England Flora is sull an unfinished 
work. 
