ON THE FLORA OF NORTH-WESTERN DONEGAL. 147 



PotamogetonacciC. 

 Potamogeton natans, L. Frequent in deej) lakes, and adjoining 



ditches ; Kindrum, Lougli Golagh, &c. F. 

 P. pohjgomfolius, Ponrr. Common on wet peat, &c. F. 

 P. lucens, L. Local; in deep lakes, growing from six to eight 



feet in length. Lough Golagh ; Kindrum, &c. F. 

 P. pusiUus, L. Scarce. Kindrum and Kinnalough. F. 

 P.perfoliatus,lj. Rare. Kindrum. F. 

 Zostera marina, L. Common. F. 



Cyperacea. 

 Schiciius nigricans, L. Frequent. F. 

 Cladium Marisciis, R. Br. Rather rare ; Kindrum ; Lougli 



Golagh. F. 

 Rhynchospora alba, Vahl. Locall}' abundant; Glenveagh ; The 



Rosses. 

 Eleocharis palustris, R. Br. Common. F. 

 Scirpus maritijinis, L. Rare. Li crevices of wet rocks at the 



Seven Arches, Fanet. F. 

 S. lacustris, L. Local. Kindrum, &c. F. 

 5. ccEspitosus, L. Common. F. 

 iS'. Jiuitans, Hook. Local. F. 



S. setaceiis, L. Fields and ditches near Croaghross. F. 

 S. Savii, S. et M. Common. F. 

 Eriophorum vaginatum, L. Frequent. F. 

 E. angiistifoliuin, Roth. Common. F. 

 Carex dioica, L. Rare ; on banks below the house at 



Carrablagh. F. 

 C. pulicaris, L. Local. Carrablagh ; Glenalla ; Horn Head. F. 

 C. arenaria, L. Sandy sea-shores. Common. F. 

 C. remota, L. Local and rare. Glenalla. F. 

 C. stellulata, Good. Frequent. F. 

 C. oralis, Good. Local. Glenalla. F. 

 C. rigida, Good. Very local. Muckish ; Errigal and Bulbein 



Mts ; Flor. Ulst. 

 C. vulgaris, Fries. Frequent ; Magherawarden ; Glenalla. F. 

 C. pallescens,!^^!!!. Rare. Glenalla and " Between Waters." F. 

 C. panicea, L. Frequent. F. 

 C. prcEcocc, Jacq. Common. F. 

 C. pilulifera, L. Rare. Glenalla. 

 C. glauca, Scop. Common. F. 

 C.jiava, L. (including C. lepidocarpa, Tauscli). Frequent; 



Glenalla ; Carrablagh. F. 

 C. extensa, Good. Dunfanaghy, and near Horn Head, Mr. C. 



Moore ; Cyb. Hib. 

 C.fulra, Good. Muckish; Flor. ['1st. 

 C. distans, L. Rare. Shore below Horn Head House. 

 C. binervis, Sm. Frequent. Glenveagh; Leatbeg ; Erris, 



&c. F. 

 C. Imrigata, Sm. Rare. Leatbeg, Fanet. F. 

 C. hirta, L. Rather rare. Glenalla ; Glenveagh. F. 



