Stewart — On the Botany of Lough Allen. 441 



T. rigidula (Hedw.) — Plentiful about the lough. 



Encalypta streptocarpa (Hedw.) — Abundant on an old wall at Drum- 



shambo. 

 Cinclidotus fontinaloides (Hedw.) — Frequent around Lough Allen. 



Okthotkiche^. 



Orthotrichum affine (Schrad.) — On trees ; common about Drum- 



shambo. 

 0. phyllanthum (Brid.) — Abundant on trunks of trees. 



Baetrahie^. 



Bartramia fontana (Linn.) — Yery common. 



B. arcuata (Dicks.) — Common about the lough. 



Bete^. 

 Bryum nutans (Hedw.) — Damp walls at Arigna; rare. 

 B. cernuum (Hedw.) — Walls at Drumshambo; rare. 

 B. capillare (Linn.) — Common. 

 B. murale (Wills.) — Old walls at Drumshambo. 

 Mnium punctatum (Hedw.) — Damp rocks, Slieveanierin. 

 M. homum (Linn.) — Abundant on Slieveanierin. 



Neckeee^. 



Fontinalis antipyretica (Linn.) — Abundant in the Upper Shannon. 

 ]S"eckera crispa (Dill.) — About Lough Allen. 



Hyene^. 



Climacium dendroides (Dill.) — By the lough ; barren. 



Leskea polycarpa (Hedw.) — Plentiful, and in fine fruit in a wet 

 thicket on the borders of the lake, close to the old Shannon- 

 bridge ; still more abundant at Derryhallagh Lake, close to 

 Drumshambo. 



Hypnum denticulatum (Dill.) — Lough Allen. 



H. glareosum (B. & S.) — Lough Allen; rare and barren. 



H. rivulare (B. & S.) — Mountain streams; rare. 



H. plumosum (Sw.) — Frequent. 



H. praelongum (Dill.) — About the lough. 



H. palustre (Linn.) — Lough Allen. 



H. cuspidatum (Dill.) — Common about the lough. 



H. purum (Linn.) — Plentiful about the lough. 



H. kneifiii (Schimp.) — In a well close to Drumshambo limestone 

 quarries, growing in long floating tufts ; barren. 



H. moUuscum (Hedw.) — Abundant on the limestone rocks at the 

 south end of the lake. 



H. cupressiforme (Dill.), var. lacunosum. — By Lough Allen ; rare. 



H. cupressiforme, var. comprcssum. — On the mountains, and about 

 the lough ; frequent. 



