224 ORIMMIACE^. 



19. G. bypnoldes {Linn.) Lindb. (Rac. lanuginosum Brid.). 

 Stony mountain heaths —common. Fr. Nov. — March. Ranges from 



600 to 2600 feet. 



20. 6. canescens (Dicks.) Lmdb. (Racomitrium JSedw.). 

 Sandy waste ground, and gravelly heaths— frequent. Fr. Nov. — 



March. Ranges from near sea level to 2000 feet. 



Down — Sandhills at Newcastle, and stony heath near Nevsi;ownards ; 

 S.A.S. Common in the Moume Mountains ; H.W.L. 



Antrim— Malone, Divis, and Cave Hill ; Templeton, 1806. Belfast hills, 

 Carrickfergus commons, and hy the river at the top of Wood- 

 bum Glen ; S.A.S. Sallagh Braes ; C.H.W. 



Deny — Common in Ballynascreen ; D.M. Gravelly ground at Drum- 

 cormick wood near the base of Slievegallion ; S.A.S. 



GZ.TPHOMZTRZUM Bridel 



1. G. polypliyllum (Dicks.) Mitt. (Ptychomiteium B. ^ S.). 

 Rocks and stones, sometimes on hushes — very common. Fr. Nov. — 



Feb. From sea level to 1500 feet. 



2. G. Bavlesll (Dicks.) Bridel. 



Basalt, grit, and slate, also micaceous, and granitic rocks^ — rare, but 

 locally abundant on the basalt. Fr. April— June. 



Down — Moume Mountains ; T. Drummond, op. cit. Sparingly on granite 

 rocks of Slieve Donard ; S.A.S. Frequent on slate rocks at 

 east face of Slieve Donard ; H.W.L. One tuft on trap dyke 

 above the waterfall on Donard; C.H.W. 



Antrim — On the columns of Fairhead (E. Broivn) ; Templeton. Common 

 on the columns of the Giants' Causeway ; Muse. Brit. On 

 basalt at Giants' Causeway, Fairhead, and Rathlin ; Moore, 

 op. cit. Abundant on the Grayman's path on Fairhead, and 

 plentiful on the basaltic rocks at summit of Ballygally Head, 

 also sparingly on Knocklayd, and Rathlin Island ; S.A.S. 



Deny — Not common, but occurs on the Mica Schist of Dart Mountain, 

 and on Trap rocks at Benevenagh ; D.M. Basalt rocks of 

 Mullaghmore, at 1300 feet ; S.A.S. 



First found in Ireland by Robt. Brown. 



