I 



Stewart — The Botany of the Island of Rathlin. 97 



Phragmites commtmis (Trin.) — Abundant in the lakes; but I saw no 



appearance of flowers anywhere. 

 Agrostis vulgaris (With.) — Kot common. 

 A. alba (Linn.) — Eocks west of the church. 

 Holcus lanatus (Linn.) — Abundant. 

 Aira c^spitosa (Linn.) — Frequent. 



A. flexuosa (Linn.) — Heaths at the west end; not common. 

 A. caryophyllea (Linn.) — Frequent. 

 A. praecox (Linn.) — Frequent at the top of the cliffs. 

 Avena pubescens (Linn.) — A form of this species which is only 



slightly hairy is plentiful on the rocks. 

 Arrhenatherum elatius (M. and K.) — I^ot common. 

 Trioda decumbens (Beauv.) — Heaths ; frequent. 

 Kceleria cristata (Pers.) — Rocks, heaths, and pastures ; abundant. 



This grass seems to take the place, to a great extent, of 



Anthoxanthum odoratum. 

 Poa annua (Linn.) — Frequent. 

 P. trivialis (Linn.) — Frequent. 



Glyceiia fluitans (R. Br.) — Drains and ponds ; frequent. 

 Sclerochloa maritima (Lind.) — On the shore; not common. 

 S. loKacea (Woods). — Limestone rocks, west of the church; rare. 

 Cynosurus cristatus (Linn.) — Common. 

 Dactylis glomerata (Linn.) — Common. 

 Festuca sciuroides (Roth.) — Limestone rocks west of Church Bay ; 



rare. 

 F. ovina (Linn.) — Rocks by the shore; not common. The yiyiparous 



form occurs on wet heaths at Bull Point. 

 F. rubra (Linn.) — Common. 



F. arundinacea (Schreb.)— Shady rocks; frequent. 

 F. pratensis (Huds.) — Damp rocky places ; not uncommon. 

 Serrafalcus mollis (Pari.) — Frequent. 



Brachypodium sylvaticum (R. & S.) — Rocks by the shore ; not com- 

 mon. A form occurs south of Church Bay which has erect spikes, 



resembling B. pinnatum. 

 Lolium perenne (Linn.) — Common. 



Eqtjisetace^. 



Equisetum sylvaticum (Linn.) — Heaths; rare. 



E. limosum (Linn.) — Common in lakes, ponds, and di-ains. The 



variety a is the common, if not the only, form in Rathlin. 

 E. palustre (Linn.) — Frequent, but not abundant. 



FiLICES. 



Polypodium vulgare (Linn.) — iN'ot common. 

 Lastrea filix-mas (Presl.) — Common. 

 Athyrium filix-foemina (Roth.) — Abundant. 



