218 TOUTVLACBJE. 



by the sea near Dunluce ; D.M. The Glens of Antrim; 

 Moore, Proc. R.I.A., 1872. Castle Robin; J, Creeth. By 

 the stream at Glendivis, and on limestone at Black cove near 

 Lame; S.A.S. 

 Derry — Plentiful on the Chalk rocks near summit of SUevegallion, also on 

 a waU near Monejrmore ; S.A.S. SHevegaUion {Stewart) ; 

 Brit. Moss Flora. 



7. B. cyllndrica {Tayl.) Schp. (Tort, insulana Be Not.). 

 Rocks, and banks — frequent in the barren state. Fr. March and 



April, but not common in fructification. 



Down— On slate rocks in Cregagh Glen ; S.A.S. Rocks in railway 

 cutting near Dromore, and roadside near Aghaderg school- 

 house ; H.W.L. Side of the Lagan at Drumcro ; C.H.W. 

 Antrim — Crumlin waterfoot, and about roots of trees at Derriaghy, also 

 on basalt rocks in "Woodburn, on stones in stream at Kilroot, 

 and in Rathlin Island ; S.A.S. Divis Mountain ; C.H.W. 

 Kilroot {Stewart, 1874) ; Brit. Moss Flora. 

 Var. /3 B. vinealis B ridel. 

 Old walls, and on dry rocks —rare, apparently. 

 Antrim — Plentiful in the barren state on the walls of Carrickfergus Castle, 

 and on the basaltic rocks on which the castle is based ; S.A.S. 

 Recorded, and probably does occur in other localities, but only from 

 the above station have satisfactory specimens been seen. 



This moss seems, with us, so different in aspect, and habitat as to merit 

 being kept distinct. 



[B. HORNSCHUCHII SchultZ. 



Recorded by Moore as occurring on the walls of Carrickfergus Castle. 

 Subsequent botanists have failed to find this plant at Carrickfergus, and 

 as it is not known elsewhere in Ireland the record is probably erroneous. 

 Some form of B. vinealis may have been taken for it.] 



8. B. revoluta Schrader. 



Old walls — common. Fr. April and May. 



Sect. IV. — Leptopogon. 



9. B. convolnta {Suds.). Hedwig. 



"Walls, waste ground, quarry heaps, and occasionally on rocks — frequent, 



and usually in profusion where it occurs. Fr. April— June. 



Down — Flags of Drumbridge weir; Templeton, 1803. Slieve Croob, 



and walls about Banbridge, also on walls of bridge over the 



Ravemet River, and between that place and Hillsborough, 



