326 Proceedings of the Royal Irish Academy. 



hooked cilia. Lake near the summit of Mount Brandon, 

 Dr. Moore, 1865; Lett and McA, 1897. On the ascent, to 

 Mount Brandon, near Clohane, r."W.M. and D. McA., 

 1881. MountEagle, P.W.M. andD.McA., July, 1881. Banks 

 of the Coumanare lakes, Lett and McA., 1898 ; Loughanscaul, 

 Lett and McA., September, 1898. 

 3. Met%geria conjugata, Dill, Lindberg. Dill. Muse, t. 74, f. 45, 

 Lindb. Monogr. Metzg., p. 29, f. 6. McArdle, Musci and 

 Hep., Co. Cavan Proc. E.I. A., 3rd ser., vol. 4, No. 5, p. 616. 

 pi. 22, figs, all excepting 4, which is a proliferous form 

 Moore, Irish Hep., p. 666. Differs from the other known 

 species by its monoecious inflorescence. 



Hal. On the trunks of trees and on rocks. Connor hill, 

 F.W.M. and D. McA., July, 1881 ; Loughanscaul, Lett and 

 McA., 1898; Burnham Wood, Lett and McA., 1898; Mount 

 Eagle, Lett and McA., 1898. On the west side of Mount 

 Brandon, F.W.M. and D. McA., April, 1897. On rocks, 

 Derrymore glen, Lett and McA., 1899. On the trunks of 

 trees near Inch (fertile), Lett and McA., May, 1899. 



Genus 36. — Eiccaedia, Bennett, Gray. 



1. Riccardia midtifida, Linn., B. Gr. Jungermania multifida, Linn. 



Sp., pi. 1602. Hook. Brit. Jung., t. 45 ; Moore, Irish Hep., 

 p. 667. 



Sal. In marshy places, and on decayed wood. Mount 

 Brandon, west, Lett and McA., September, 1897 ; Connor 

 hill, Lett and McA., 1897 ; Burnham Wood, Lett and McA., 

 1898 ; Anascaul, Lett and McA., 1898 ; Barnanaghea, Lett 

 and McA., 1898 ; Lough Duff, Lett and McA., 1899 ; 

 Derrymore glen, Lett and McA., 1899, 



Yar. amlrosioides, jN"ees, Syn. Hep., p. 497 ; under 

 Aneura. 



Hal. In marshy places, and among Sphagnum. IS'ear 

 Yentry, Lindberg and Moore, 1873 ; Connor hill, Lindberg and 

 Moore, 1873. 



2. Riccardia palmata, Hedw. Jungermania palmata, Hedwig Theor. 



Gen. 1, ed., p. 87, t. 18, figs. 93, 95, et t. 19, figs.^ge, 98 ; 

 Moore, Irish, Hepat., p. 668. 



Hal. On decayed wood ; Mount Brandon, west, F.W.M. 

 and D. McA., 1881; Connor hill, D. McA., 1875; Lough 



