198 POLYTRIGHAGE^, 



Deny— Near Derry {R. Brown) Templeton^ also Muse. Hib., and Brit. 

 Moss Flora. 



3. P. urnlg-erum Linn. 



Sandy and gravelly heaths, and wastes — ^frequent. Fr. Nov. — April. 



Ranges from sea level to 2000 feet. 



DoAvn — Rostrevor, Slieve Donard, Slieve Croob, also on quarry debris at 

 Castlereagh Hill, and Cregagh Glen ; S.A.S. Deers' Mea- 

 dow, Slieve Commedagh, and Shanslieve ; H.W.L. 



Antrim— Side of a pond at Cranmore, and dry sandy field near Dun- 

 murry ; Templeton. Banks in Glendun and other places ; 

 D.M. Near Lisbum ; J. Creeth. Sandpit at Newforge, also 

 on Belfast Hills, Tardree, Whitehead, Knocklayd, and in 

 Glenshesk ; S.A.S. By the Lagan near Belfast ; /. /. Andrew. 



4. P. alpinuxn Linn. 



On heaths— not common. Fr. May and June. Ranges from near sea 



level to 2600 feet. 



Down — Mourne Mountains ; Templeton. Deers' Meadow, Slieve Com- 

 medagh, and at the lesser cairn on Slieve Donard ; H.W.L. 



Antrim— On Slemish ; Templeton, 1809. Black Mountain, Knockagh, 

 and Glenariffe ; S.A.S. 



Derry — Lagnagapagh ; Templeton. Top of Dart Mountain ; D.M. Bogs 

 at Toome, and abundant on the Sperrin Mountains; S.A.S. 



5. P. gracile Dickson. 



Peat bogs— not common, though in some places abundant. Fr. May 



and June. 

 Down — Woods at foot of the Mourne Mountains ( P. pallidisetum) ; T. 



Drummond, Musci Scotici, vol. 3. Plentiful and luxuriant in 



Cotton moss ; S.A.S. By the shore of Lough-na-shanagh ; 



H.W.L. and C.H.W. 

 Antrim — Tardree, and Ballynoe near Antrim ; S.A.S. 



6. P. piliferum Schreber. 



Heaths, and boggy ground on the hills — common. Fr. April — June. 

 Ascends to 2000 feet. 



7. P. juniperlnum Willd. 



Dry stony heaths — frequent. Fr. May and June. 



Down — Cotton moss, Slieve Donard, and near Banbridge ; S.A.S. 



Antrim — Lambeg moss ; Templeton. Frequent on banks in the glens ; 

 D.M. Near Lisbum ; /. Creeth. Cave Hill, Ballygally 

 Head, Skerry Hill, and Rathlin Island ; S.A.S. Clough, 

 H.W.L. ^ * 



