McArdle — On the Hepatiem of the Dingle Peninsula. 317 



April, 1897; Louglianscaul, D. McA., 1894; Lett and McA., 

 1898; Mount Eagle lake, Lett and McA., 1898; Maghanabo 

 glen, F. W. M. and D. McA., April, 1897; common in the 

 Brandon valley, Lett and McA., 7th June, 1900 ; Derrymore 

 glen, Lett and McA., 1899. 



4. Plagiochila interrupta, Nees. Dumorb. Jungermania interrupta, 



^ees. Leb. 1, 165; Carring., Brit. Hep., p. 52, t. 3, fig. 11. 



Sal. On rocks and banks in shady places ; among rocks, 

 Bui-nham Wood, Lett and McA., 1898 ; rare. 



5. Plagiochila tridenticulata, Taylor. Jungermania spinulosa h. 



tridenticulata, Hook., Brit. Jung.,t. 14, figs. 9 and 10; Moore, 

 Irish Hepat., p. 644. 



Sah. On moist peat, and on the larger Hepaticse, as 

 Frnllania ; Mount Brandon, Dr. Moore ; Connor hill, Lindberg 

 and Moore, 1873 ; on Frullania Tamarisci, F. W. M. and 



D. McA., July, 1881 ; on Radula aqiiilegia, Loughanscaul, Lett 

 and McA., 1898 ; Mount Eagle, Lett and McA., 1898. 



6. Plagiochila exigua, Taylor. Jungermania exigua, Tayl. in Trans. 



Bot. Soc, Edin., 1, p. 179. 



Hal. On the trunks of trees near the ground, and on the 

 larger Hepaticse ; Mount Eagle, near the lake, Lett and McA., 

 1898 ; Loughanscaul, Lett and McA., 1898 ; Lough Duff, Lett 

 and McA., 1899. 



Genus 25. — Clasmatocolea, Spruce. 



1. Clasmatocolea cuneifolia, Hook., Spruce. Jungermania cuneifolia, 

 Hook., Brit. Jung., t. 64; Eng. Bot. Supp., t. 2700; Spruce, 

 Hepat., Amazonicge et Andinae., p. 440 ; Moore, Irish Hepaticae, 

 p. 646. 



Hah. On damp peat among rocks, and on the larger 

 Hepaticae ; Mount Brandon, on Erullania, D. McA., 1875; 



E. W. M. and D. McA., 1881 ; Connor hill, on FruUania, 

 D. McA., 1875; Lett and McA., 1898; Loughanscaul, Lett 

 and McA., 1898 ; Lough Duff, in the Brandon valley, very fine 

 on damp rocks, epiphytic on Erullania. This singular minute 

 plant, which appears to be confijaed to the south-west of Ire- 

 land, was first found by Miss Hutchins near Bantry, county 

 Cork. It is frequent in the Brandon range, which extends 

 from Brandon head to the top of the pass at Connor hill. 

 Though truly alpine it has been found at various elevations 



2 A 2 



