406 
Proceedings of the Royal Irish Academy. 
aaaaaa Leaves very large, collected in a rosaceous tuft at apex 
of stem. 
Stem decumbent at base ; leaves patent, 
obovate-spathulate, serrated, waved ; 
nerve excurrent ; capsule pendulous, 
oblong-ovate, 30. B. eoseum. 
1. B. acuminatum (fiv. et Scbimp.). Bryol. Europ., vol. iv. Mo- 
nogr., p. 21, tab. 342, 343. Bryol. Brit., p. 221., tabi 47.Webera 
acuminata, De Kotr., Briol. ItaL, p. 428. Pohlia acuminata, 
Hornsch., in JS'eu Bot. Zeit., 2, p. 94. 
Hab. On the rocky sides of mountain streams. Brandon, Kerry ; 
Toole's rocks, Wicklow. 
2. B. polymorphum (Br. et Schimp.). Bryol. Europ., vol. iv. 
Monogr., p. 25, tab. 344. Bryol. Brit., p. 222, tab. 47. 
Webera polymorpha, De ]N"otr., Briol. ItaL, p. 428. Pohlia 
polymorpha, Hornsch., et Hopp. Bot. Zeit., 2, p. 100. 
Hab. On the rocky sides of mountain streams. Knock-mel-down 
mountains, Tipperary. 
3. B. elongatum (Dicks.). Crypt. Ease. 2, p. 8. Bryol. Brit., 
p. 223, tab. 30. Webera elongata, De TsTotr., Briol. ItaL, 
p. 426. Babenhor., Bryothec. Europ., IN'o. 275. Pohlia 
elongata, Hedw., St. Crypt. 1, tab. 36. 
Hab. In the rocky cavities of mountain streams. Brandon, Kerry, 
and near Tralee ; Galtee-more, Tipperary. 
4. B. crudum (Schreb.). Elor. Lips., p. 83. Bryol. Europ., vol. iv. 
Monogr., p. 37, tab. 348. BryoL Brit., p. 224, tab. 27. Hook, and 
Taylor, MuscoL Brit., p. 198. Webera cruda, De JN'otr., Briol. 
ItaL, p. 424. Eabenhor., Bryothec. Europ. ^ ITo. 1024. 
Hab. Banks and rocks in the more mountainous parts of the coun- 
try. By the side of the stream leading from Kelly's Glen 
to Lough Bray, Dublin; near Seven Churches, Wicklow; 
Brandon, Kerry. 
5. B. nutans (Schreb.). Spic. Elor. Lips., p. 81. Bryol, Europ., 
vol. IV. Monogr., p. 34, tab. 347. Bryol. Brit., p. 225, tab. 
29. Hook, and TayL, MuscoL Brit., p. 203. Webera nutans, 
De JN'otr., BrioL ItaL, p. 427. Eabenhor., Bryothec. Euron 
1^0. 329. 
Hab. Heaths and sandy banks in upland parts of the country. A 
very common species in many parts of Ireland. 
