McArdle — On the Hepaticce of the Dingle Peninsula. 305 



4. Lepidozia setacea, "Web. Jimgermania setacea, "Web. Spic, Fl, 

 Gott., p. 143. Hook. Brit. Jung., t. 8. 



Sal. Turfy bogs, sbacled banks, on decayed wood ; and 

 among tbe larger hepatics ; common. 



Var. sertidarioicles, Huben. Jungermania sertularioides, 

 Micb. FL, bor. Am. 2, p. 278. Stems elongated, remotely and 

 simply pinnate, pallid, leaves distant. Lougb Adoon, Lett and 

 MoA., Septr., 1897 ; rare, not previously reported from 

 Ireland. 



Genus 13. — Bazzania, Bennett, Gray. 



1. Bazzania trilolata, L. Gr. Jungermania trilolata, Linn. Sp., PL 



1599. Hook. Brit. Jung., t. 76. Mastigohryum trilolatum, 

 Nees, in Syn. Hep., p. 230. 



Sal. In damp rocky places, sbaded banks, and on decaying 

 wood, forming dense patcbes ; common. 



2. Bazzania triangularis, Scbl., Lindb. Jungermania triangularis, 



Scbl., PL Crypt., Helv. 2, No. 61. Mastigohryum deflexum, IS'ees. 

 Syn. Hep., p. 231. 



Sal. On damp sbaded banks, among rocks, and among tbe 

 larger Hepaticse. Mount Brandon, D. McA., 1895; Lett 

 and McA., May, 1899, June, 1900 ; Connor bill, among 

 Scapania resupinata, Lindberg and Moore, 1893, D. McA., 

 1874; Coumanare lakes, Lett and McA., 1898; Barnanagbea 

 lougb, Lett and McA., Septr., 1898 ; Mount Eagle lake, 

 Lett and McA., 1898; Lougb Duff, Lett and McA., May, 

 1899; Derrymore glen, Lett and McA., 1899. 



Var. innovans, Nees. in G.L.N. Syn. Hep., p. 232. 

 Carrington and Pearson Exic, No. 124. 



Sal. Growing in compact patcbes on damp peaty soil among 

 rocks. A remarkable form on account of tbe numerous slender 

 innovations, tbe lower branches often flagellately attenuated, 

 leaves entire or deeply tridentate, witb oblique unequal teetb, 

 stipules convex, entire or deeply bifid. 



Sal, On damp peaty banks among rocks. Mount Eagle 

 lake, Lett and McA., Septr., 1898. Connor bill, Lett and 

 McA., Septr., 1897. 



Var. devexum, Nees, in G.L.N., Syn. Hep., p. 232. Stems 

 prostrate elongated, ascending at tbe apex, leaves alternate 



