Lett — On the Mosses of the Mourne Mountain District. 311 
Lejeunea patens, Lindb. 
In a bog on Carlingford Mountain : Eev. C. H. "Waddell. Very 
rare. 
Lejeunea calcarea, Lib. . 
"Wall at the base of a bridge over the Shimna Eiver in ToUymore 
Park, Omeath: Eev. C. H. Waddell. Yery rare. 
Lejeunea ovata, Tayl. 
Slieve Donard : H. W. L. On stem of a holly at the Elack 
Stairs on Slieve Donard : Eev. C. H. Waddell. Yery rare. 
Lejunea serpyllifelia. Lib. 
ToUymore Park, Hen Mountain, the Black Stairs on Slieve 
Donard : H. W. L. Prequent, and sometimes plentiful. 
Lejeunea mackaii. Hook. 
Omeath Waterfall, on rocks ; on old yew tree in ToUymore Park : 
Eev. C. H. Waddell. Yery rare, not in Stewart and Corry's 
Plora. 
EADXJLA, Dumortier. 
Eadula complanata, Dum. 
Clonallon, IN'arrowwater Demesne, Loughbrickland : H. W. L. 
Eosstrevor : Eev. C. H. Waddell. Prequent, but not abun- 
dant. 
Eadula aquilegia, Tayl. 
On wet rushes in the chasm below the Waterfall at the Black 
Stairs on Slieve Donard : Eev. C. H. Waddell. Yery rare. 
POEELLA, DiUenius. 
Porella platyphylla, Dum. 
On a bank at the railway embankment JN'orth of Dromore : 
H. W. L. This plant has doubtless been overlooked in the 
district. 
PLEUEOZIA, Dumortier. 
Pleurozia purpurea, Dum. 
Eocky Mountain near Hilltown, Hen Mountain : H. W. L, 
Yery rare. 
