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The River Erne takes its name from Lough Erne, which, it is stated 

 in the Book of Conquests, got the name from an ancient tribe called the 

 Gapna, or Erneans, who were drowned there by the eruption of the 

 lake. 



F, 



Fa-rney [peapn]. — Farney Bridge River, near Cash el, in the county 

 of Tipperary. This river derived its name from the word peapn, i. e. 

 the Alder tree. 



Fattghan [paean]. — The Faughan River, in the barony of Tyr- 

 keeran, in the county of Derry. This name is derived from paean, 

 which means the coltsfoot, i. e. Tmillago farfara, which grows on 

 the banks of sandy rivers, such as the River Dodder, on the banks of 

 which the great coltsfoot grows abundantly. 



Feale [p&le]. — The River Feale, according to the Book of Con- 

 quests, issues out of Loo Luigoeach, or the Lake of Lughaidh, son 

 of Ith, now called Corrane Lough, in the barony of Iveragh, county 

 of Kerry, and falls into the estuary of the Shannon. The Irish name 

 is Gbamn peile, or the River of "pal, daughter of Milidh, and wife 

 of Lugaio, son of Ith, who died while bathing in the river, and from 

 her the river was named. The word pial means bountiful, and the 

 river is remarkable for its abundance of excellent trout. 



Feegus. — The River Fergus, in the barony of Islands, in the 

 county of Clare, peapgup is a man's name, and is one of the oldest 

 in Irish history. It has been derived from peap, a man, and gup, 

 strength. 



Finglas [pinnglap]. — The Finglas River, in the neighbourhood 

 of Dublin, the name of which in Irish is pmnglaip, compounded of 

 pmn, clear, and glaip, which signifies a small river. 



Finn [pionn]. — The three Finns, it is stated, began to flow in the 

 reign of Ipial paich, son of Eremon. They are supposed to be the 

 present River Finn, with two of its tributaries, in the county of 

 Donegal. The name is written pionn in the original Irish, and means 

 the clear- watered river. The River Finn rises in Loo pionn, i. e. the 

 white or transparent lake, from which the river takes its name, and 

 unites with the Mourne at Lifford Bridge, called in Irish t)poiceat> 

 na pinne, or the bridge of the Finn River. 



Flesk [pieapc]. — In the reign of Fiacha Labhrainne, a.m. 3751, 

 the following three riYers first began to flow — viz., the Flesk, Maine, 

 and Lubhran. The River Flesk, in Irish, pieapc, Gen. pleipce, as 

 Clbainn na pleipce, the river of the Flesk. According to Seward, 

 there are two rivers of this name in the county of Kerry ; one of them 

 flows into the River Majg, the other into the Lake of Killarney. The 

 word means a rod, moisture, and the name may signify the river of the 

 rods, or the inundating river. 



Fubna — In the reign of Ciehpial, grandson of Heremon, the 

 eruption of these three black rivers happened, namely : pubna, 



