.48 Stewart — List of Mosses of North-East of Ireland. 



33. Hypnum undulatum. Dill. 



On mountain heaths— not infrequent. "On moist banks in the northern 

 glens — frequent." — Moore, Herb. Coll. Sc. Dublin. Slieve Gallion, and 

 Sperrin Mountains (Derry) ; Agnew's Hill (Antrim) ; Slieve Donard (Down), 

 at 1,800 feet. — S.A.S. An elegant moss that only occurs in small quantity. 

 I have not met with it in fruit. 



.34. H. SYLVATICUM. Dill. 



Rocks and banks — rare. Near Lisburn •— Mr. J. Creeth. Crevices of ba- 

 saltic rocks, Knockagh ; in fruit on Black Mountain, 4th July, 1864 (Antrim) ; 

 ditch bank, Castlereagh Hill (Down). — S.A.S. 



35. H. ELEGANS. Hook. 



Very rare. Among loose stones, Slieve Donard (Down) ; barren. — S.A.S. 



36. H. DENTICULATUM. Dill. 



Not common. " Frequent in shady crevices of rocks, as at Ballygally 

 Head." — Moore, Herb. Coll. Sc. Dublin. On rocks at Slemish Mountain 

 (Antrim).— S.A.S. 



37. H. PULCHELLUM. Dicks. 



" Abundant in shady crevices of rocks at Sallagh Braes and Agnew's Hill." 

 —Moore, Herb. Coll. Sc. Dublin. 



38. H. alopecurum. Dill. (Thamnium.) 



Damp woods and shady banks of streams — abundant and luxuriant. Derry, 

 Antrim, Down. 10-2. 



39. H. ruscifolium. Dill. 



On stones in streams, throughout Derry, Antrim, Down. 9-2. 



40. H. MURALE. DHL 



"Tops of walls, and on stones near Ballycastle. " — Moore, Herb. Coll. 

 Sc. Dublin. 



41. H. confertum. Dicks. 



On damp shady banks, on stones, and on trees, occasionally on walls — 

 common. 1 1 -2. 



42. H. Teesdalii. Sm. 



Very rare. Found in 1859 by Mr. J. H. Davies, in Colin Glen, near 

 Belfast. This, which is amongst the rarest Irish mosses, occurs on wet rocks 



