McArdle — On the Hepaticce of the Dingle Penmsiua. 32i 



Yar. picea, Carrington, densely csespitose, stems rigid, leaves 

 patent approximate, orbicular vertically concave, lobes obtuse, 

 connivent, sinus acute, equal to J of the length ; involucral 

 leaves larger convolute ; involucre short, nearly immersed ; 

 cells smaller, colour, glossy pitch-black dioicious. 



ITah. On wet rocks. Connor hill, Lett and McA., 

 September, 1898. 



Var. major, Carrington. Shoots 1^ to 3 inches by a line in 

 diameter, compressed ; stems rigid, sub-ligneous ; leaves rather 

 distant, patent- divergent, less concave, cordate emarginate, 

 rounded and reflexed at the base, colour olive, olive-brown or 

 purple, sometimes nearly black, polished. 



ITab. On wet rocks and marshy places. Connor hill, 

 D. McA., May 1894. 



Yar. minor, Carrington. Sarcoscyphus Ehrhartii, var. julacea, 

 Nab. E. Leberm Eur. 1, p. 125. Smaller and more gracile 

 than the type, shoots sub-terete ; leaves more closely imbri- 

 cated, erecto-patent, sub-complicate, round or sub-quadrate, 

 lobes bluntly apiculate, margin nearly plane, olive-brown, or 

 fawn-coloured, sometimes livid green. 



Sah. On exposed rocks. Lough Adoon, Lett and McA. 

 September, 1897 (rare). 



2. Nardia sphacelata, Giesecke. Jungerniania sphacelata, Giesecke 



in Lindenberg's Syn. Hep., p. 76, t. 1, fig. 9. Nardia 

 sphacelata, Carrington, Brit. Hep., p. 11, PI. 2, fig. 5. 



Hah. On wet rocks in mountain streams. Loughanssaul, 

 D. McA., May, 1894 ; Derrymore glen, Lett and McA., 

 1899. 



Section 2. — Eucalyx, Lindberg. 



3. Nardia crenulata, Smith, Lindberg. Jungermania crenulata, 



Smith, Eng. Bot., t. 1463. Hook. Brit. Jung., t. 37. Moore, 

 Irish Hepat., p. 647. 



Hal. On moist clay banks, and on hard ground, common. 

 A curious red coloured form, grows on the hard ground, and 

 on stones at Connor hill, and among the rocks about the 

 Coumanare lakes, material collected imperfect ; it may prove 

 to be distinct from the type. 



