Fotamogetooz] 



NAIADACEiE 



325 



8 Limi'ck. Lough Giu- '00— P. 



9 Clare Parrihy Lake, P. B. O'Kelly— Cy3. II. 

 11 Kilkny. Lough Cullin '99, Johnstown '98— P. 

 15 Galw. SE. Eossmore '85 — Linton 50^. 



22 Meath Whitewood Lough '97— P. 



23 Westmth. 'Neax Athlone '98— P. 



27 Mayo W. Eathi'oeen Lough '00— P. 



30 Cavan LoughEamor '96— P. Belturbet, D. Moore— (7^5. I. 



31 Louth Braganstown bog '97 — P. Glack bog — Butler 18^. 



32 Monaghn. Castleblayney '00 — Somerville. Prequent. 



35 Dongl.W. Eamelton '89— P. IsTear Killybegs, Milford— J'/. i)o«. 



36 Tyrone Omagh '96 — Miss Knowles. Pymore — Hart jgs. 



37 Armagh Mullaghmore Lough '92 : frequent — P. yoi. 



38 Down Loughinisland '97— P. Eare— i^/. WU. 



39 Antrim Portmore, D. Moore — Cyh. I. 



40 L'derry. Killelagh Lough '94— P. Eare— i^. WM 



Distinctly calcifiige. In the few of the above stations which are 

 on the limestone, the plant grows in bog drains and pools where it is 

 cut off from^calcareous soils. Frequent in a few places only off the 

 limestone. 



Potamogeton Friesii Eupr. (P. mucronatus Schrad.) 



Census 7 — East 1, Centre 4, West 2. 



5 Cork E. Toughal bog, Phillips and ScuUy— (7y^. 11. 



8 Limrck. ISTear Eoynes '85-6 — Stewart 6'<$j. 



15 Galw. SE. Lough Derg near Portumna '85 — Linton ^02. 



16 Galw. W. Eoundstone '85 — Linton 50^. 



23 "Westmth. L. Deravaragh and L. Ennel '95 — Levinge^(?6. 

 26 Mayo E. Claremorris Lake '96— Marshall 5J 7. 

 32 Monaghn. Castleblayney Lake '00 — Somerville. 



Potamogeton pusillus L. 

 Divisions all. Prequent. 



Potamogeton pectinatus L. 



Census 28— East 12, Centre 7, West 9. 



1 Kerry S. 'Waterville '00 : rare— Scully. 



2 Kerry IS". Near Tralee '94 : rather frequent — ScuUy. 



3 Cork "W. Kilkem Lake '91 : frequent by the sea — PhiUips. 



