446 Proceedings of the Royal Irish Academy. 



9. Scapania undulata Linn., Dnmort. 



Jung er mania undidata Linn., Sp. PL, 1598. Hook., Brit. 'Jnng., 

 tab. 22. Scapania undidata Dum., Recueil, p. 14. Pearson, Hepat. 

 Brit. Isles, p. 224, plate 79. 



Districts I. II. III. lY. Y. YI. YII. YIII. IX. X. XI. XII. 

 Sah. — On wet banks and rocks, and on stones in streams. 

 Common. 



var. purpurascens Hiiben., Hepat. Germ. 



Moore, Irisb Hepat., p. 638. G. L. ]^., Syn. Hepat., p. 66. 

 Scapania purpurascens Pearson, Hepat. Brit. Isles, p. 225, plate 90. 



Hah. — On wet rocks, and among Mosses in mountainous places. 



Common in Co. Kerry. Well distributed among tbe mountains in 

 the Dingle Peninsula: McA. 1901. Frequent in tbe mountains of 

 the northern counties : Lett 1890, Stewart, and others. Eathmullan, 

 Co. Donegal : Hart 1886. Goat Island near Lough Eask, Co. Donegal, 

 June 1901 : McA. Lough Bray, Co. Wicklow, 1873 : Lindberg 1875 

 {■ander Marii7iellia) ; and McA. 1890. Bog at Ballykill, Howth, Co. 

 DubHn: McA. 1893 a. Stream at Knockroe, Co. Wexford, 1899 : McA. 

 1903. 



var. speciosa N. ab E., Hepat. Eur., i., p. 185. 



G. L. jS^., Syn. Hepat., p. 66. Moore, Irish Hepat., p. 638. 



Mah. — On wet rocks in mountainous places. 



Lugnaquilla: Moore. Nephin, May 1901: Lett & McA. Inm- 

 gore and Devil's Mother, Co. Mayo, Sept. 1901 : Lett. Pontoon near 

 Foxford, May 1901 : Lett & McA. Knocki^oe, Co. Wexford, May 

 1899: McA. 1903. 



var. isoloia Nees, Syn. Hepat., p. 66. 



2^". ab E., Hepat. Eur., iii.. p. 421. Scapania isoloia Dumort., 

 Hepat. Eur., p. 33. 



Sah. — Floating in mountain streams. 



Stream on the Clogreen side of Brandon : ^loore ; and Sept. 1897 : 

 Lett & McA. Lough Doon on Connor Hill : McA. 1894. Coumanare 

 Lakes, 1898 (Lett & McA.) : McA. 1901. 



var. major Can-ington, X. ab E. 



Jungermania resupinata, Eng. Bot., tab. 243. Scapania undulata 

 var. viajor G. L. X., Syn. Hepat., p. 65. 

 Hal. — On wet rocks. 



