Lett — On the Mosses of the Mourne Mountain District. 321 
Lecanora f erruginea, var. saxicola. Huds. 
Maritime rocks at Analong, Eosstrevor Mountain : H. W. L. 
Lecanora fuscata. Schrad. 
Carlingford Mountain : H. W. L. 
Lecanora glaucocarpa, var. pruinosa. "Whinb. 
On a bleached bone of a seabird among the sandhills near New- 
castle : H. W. L. 
Lecanora lacustris. With. 
Carlingford Mountain ; Slieve Bignian : H. W. L. 
Lecanora parella. L. 
On schist rocks near Maggie's Leap, ITewcastle ; H. W. L. 
Lecanora subfusca. L. 
Trees in Tollymore Park, maritime rocks at Analong : H. W. L. 
Lecanora tartarea. L. 
Slieve Commedah. H. W. L. 
Lecanora ventosa. L. 
Slieve Donard, Slievenaman, Spinkwee Eiver Grlen : H. "W. L. 
Lecidea aggregata. Mudd. 
Maritime rocks at Analong : H. "W. L. 
Lecidea alboatra. ]S"yl. 
Slieve Donard : H. AV. L. 
Lecidea alboceerulescens. Wulf . 
White Eiver Glen, Slieve Donard: H. W. L. 
Lecidea badioatra. Plk. 
Anglesey Mountain : H. W. L. 
Lecidea confluens. Web. 
Slieve Donard, Slieve Martin, Slieve Commedah, Slievenabrock^ 
White Eiver Glen : H. W. L. 
Lecidea contigua, Pr. 
Slievenamaddy, Slieve Donard, Eosstrevor Mountain, Spink- 
wee Eiver Glen, on large pebbles lying among the sand- 
hills at Newcastle, Shanslieve, Tollymore Park : H. W. L. 
