Polygonum.] poltuonace^. 257 



9. P. Bail (Bab.) — Ray's Sea Knot-grass. 

 P. maritimum var. Bentham. 



Districts 12-456-8--1112 

 Lat. 51°-56°. Coasts round all Ireland. 

 Type in Great Britain, British. 



Sandy sea-shores; not unfrequent. Fl. August to Sep- 

 tember. 



1 and 2. Ballycotton ; Ringpoint, Youghal ; Dungarvan, 

 Waterf ord (P. maritifnum) ; Flor. CorJc. Tramore, Waterford ; 

 Mr. P. Duffy. — 4. On the shore of the Murrough of "Wicklow ; 

 Z). M. — 5. Killiney Bay, near Dublin (P. maritimum) ; Brit. 

 Flor. Sea-coast near Sandymount, &c. ; Fhr. Hib. Shore 

 between Swords and Malahide, Dublin ; Mr. D. Orr. — 6. 

 Miltown Malbay, Clare; Prof. Harvey. Sandhills at Lahinch; 

 Mr. G. Carter. Near KUmoran, in the Great Island of 

 Arran ; Prof. D. Oliver. — 8. On the coast near Galway ; the 

 late Prof. Graham. — 11. Shore at Clonea and Culdaff, 

 Donegal; Mr. G. Moore. Malin; Flor. Ulst. — 12. New- 

 castle and Dundrum (Down); shores of Belfast Lough; Flor. 

 Ulst. Ballyholme and Groomsport; Flor. Pelf. On the 

 sands near Ballintoy, Antrim ; and shores of Lough Foyle, 

 Derry ; Z>. M. 



Of the true P. maritimum (Linn.) we have seen no Irish 

 specimen, and we believe that all the localities which have 

 been recorded for it in Ireland belong to P. Raii. 



10. P. Convolvulus (Linn.) — Black Bindweed. 

 Districts 123456789 10 11 12 

 Lat. 51°-56°. Throughout Ireland. 

 Type in Great Britain, British. 



Cultivated ground and waste places ; frequent. Fl. July 

 to September. 



\Fagopyrwm es&dentim (Moench.), Buck-wheat, is occasion- 

 sionally found in cultivated fields, and in the vicinity of 

 places where it has been sown as food for game, but is not 

 naturalized in any part of Ireland.] 



\paphne Laureola (Linn.) only occurs in shrubberies where 

 it has been planted, as at Mount Merrion, near Dublin.] 



s 



