Stewart — List of Mosses of North-East of Ireland. 
6i 
142. Racomitrium heterostichum. Bridel. 
Rocks and stones on the hills — very common, from the mountains of Derry 
to those of Down. 11-3. 
143. R. FASCICULARE. Bridel. 
On rocks and stones in mountainous districts — common from Slieve Gallion 
(Derry), to Slieve Donard (Down). 11-3. 
144 R. sudeticum. Br. and Schimp. 
Rocks on mountains— rare. “ Sparingly on Slemish.” — Moore, Herb. 
Coll. Sc. Dublin. Abundant on granite rocks Slieve Donard, from 1,000 feet 
to the summit, on the earn at the top of Slieve Croob (Down). — S.A.S. 3-4. 
145. R. ACICULARE. Bridel. 
On wet rocks, and on stones in streams in hilly regions — common in Derry, 
Antrim, and Down. 11-4. 
146. R. ellipticum. Br. and Schimp. 
On rocks— rare. “ On rocks at Fairhead.” — Flor. Hib. “Abundant on 
Fairhead and Slemish.” — Moore, Herb. Coll. Sc. Dublin. Meenard Mountain 
(Derry). — S.A.S. I find this species still intermixed at Fairhead with G. Daviesii, 
as mentioned by Dr. Taylor in Flor. Hib. On Slemish it is in considerable 
abundance. 
147. R. patens. Bridel. 
Very rare. “In large tufts on Slemish Mountain ; barren.” — Moore, Herb. 
Coll. Sc. Dublin. I have seen it on Slemish, but not in fruit. — S.A.S. 
148. Grimmia leucophea. Grev. 
Rare. “ On trap rocks near the Giant’s Causeway, Antrim ; also, on a 
similar rock in the island of Rathlin, 1837.” — Moore, Proc. R. I. Acad., 
Series II., Vol. I., No. 8. 
149. G. ovata. Web. and Mohr. 
Mountain rocks — very rare. In October, 1873, I found a few little tufts of 
this moss in fruit, on stones at the summit of Sallagh Braes, near Larne (An- 
trim) ; this is the only known instance of its occurrence in the North of 
Ireland. 
