COMTOSITM 87 



7. H. murorum Linn. 



Ledges of rock — frequent, especially in the basaltic mountains. Fl. mid. 



June till mid. Sept. Eanges from 100 to 1400 feet. 



Down— Newtownards Glen ; Templeton, 1797. Summit of Spalga Moun- 

 tain northeast of Rostrevor ; S.A.S. 



Antrim — Common on rocks of the Cave Hill ; Templeton, 1809, (still 

 found there). Glenarm, Caimcastle, and Cushendall ; Ir. 

 Flor. Knockagh ; Flor. Ulst. Tor Head and rocks on the 

 Antrim coast; Cyb.Eib. Woodhum ; T.H.C. Sallagh Braes, 

 Glenariffe, Fairhead, Bally castle, and Ballintoy ; S.A.S. 



Deny — Abundant on the basaltic range of Derry ; D.M. Benevenagh, 

 with roimded, cordate leaves, resembling the var. rottmdata of 

 Backhouse; S.A.S., 1885. 



8. H. caesium Fries. 



Basaltic cliffs— very rare. Fl, July and Aug. {Bab. Man.). 

 Antrim — Fairhead ; Frof. Babington in Cyb. Hib. 

 Derry — Very sparingly on the cliffs of Benevenagh at 1100 feet ; S.A.S. 



9. H. flocculosum Backhouse. 



"Wet shady rocks— extremely rare. Fl. July and Aug. (Bab. Man.). 

 Down — Sparingly on rocky banks of the Spinkwee River above Tolly - 

 more Park, at about 1500 feet ; S.A.S. Not foimd elsewhere 

 in Ireland. 



10. H. vulg'atam Fries. (H. sylvaticum Smith). 



Damp rocks, and sometimes on walls in moist shady places — not rare. 



Fl. mid. June till mid. Sept. Eanges from 50 to 1400 feet above sea level. 



Down — Along the river bank at Bryansford (Tollymore) ; JFade Bar. 

 SUeve Donard, and Conlig Hill ; S.A.S. 



Antrim — "Woody mountains between Lame and Glenarm ; Ir. Flor. 

 Frequent in Antrim ; Cyb. Mib. Among rocks on the shore 

 of Lough Neagh at Cranfield ; S.A.S. Cliffs at Garron Head ; 

 B.N.F.C., 1866. On cliffs at Sallagh Braes, Glenarm Park, 

 Glenariffe, and Glendim ; T.H.C. 



Derry — Onrocksatthe "Dog's Leap" near Limavady ; Templeton, 1809. 

 Abundant on Benbradagh, and Benevenagh; D.M. Abundant 

 in Derry; Cyb.Eib. Lignapeiste Glen ; B.N.F.C, 1876. 

 Frequent in Bennedy Glen, and at Dungiven old church, and 

 all rocky river banks about Dungiven ; S.A.S. 



Ill H. erotbictun Fries. 



Rocky glens— very rare. Fl. July — Sept. {Bab. Man.). 

 Antrim — Near Carrickfergus ; Back. Brit. Eier. Glenballyeamon ; Cyb. 

 Eib. Rocky banks at lower end of Glenariffe ; S.A.S. 

 Cushendun ; Rev, S. A. Brenan. 



