Stewart— J7^e Botany of the Island of Rathlin. 101 



Skitophtlle^. 



rissidens adiantoides (Hedw.) — Frequent on rocks in toggy ground. 

 P. taxifolius (Linn.) — Banks of streams; frequent. 



POLTTEICHE^. 



Pogonatum aloides (Hedw.) — Common. 



Polytrichum juniperinum (Willd.) — Frequent on the heaths. 



Sphagke^. 



Sphagnum acutifolium (Ehr.) — Common. 



S. papillosum (Lindberg.) — On boggy heaths, 



Grimmia leucophea (Grev.); Pleuridium nitidum (Hedw.), and Ephe- 

 merum serratum (Schreb), were found on Eathlin by Dr. Moore 

 in 1836. 



Hepatic^. 



As regards the Hepaticse, I can merely enumerate the species 

 which I collected on Eathlin, as my researches were not sufficient 

 to enable me to give an estimate of their abundance, or otherwise. 



Asterella hemispherica (Linn.) 



Prullania dilatata (Linn.) — New to flora of the north of Ireland. 



P. tamarisci (Micheli.) 



P. germana (Taylor). 



Lejeunia serpyllifolia (Dickson). 



Chiloscyphus polyanthas (Linn.) — New to the northern flora. 



Kantia trichomanis (Linn.) — New to the northern counties. 



Scapania undulata (Dill.) — New to the north, 



Diplophyllum albicans (Linn.) 



Jungermannia riparia (Taylor). — New to the north. 



Possombronia pusilla (Linn.) — Pound in Rathlin by Dr. David Moore. 



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