272 POLYGONACE^ [Polygonum 



34 Dongl. E. Malin Well, Dickie— Fl. TJlst. '64. 



35 Dongl. "W". Between Grweedore and Dunglow, Dickie — Fl. Ulst.''&A. 



37 Armagli Scarva (Stewart), Clay L. and L. l^eagli '92 — P. 707. 



38 Down HoUymount '98— B.KF.C. zj/. Eare— i^/. NE. 



39 Antrim L. Neagli at Six -mile E-. '00 — Davies 2'/2. "Wiiteliouse. 



40 L'derry Coleraine, D. Moore— i^/. Hil. '36. Eare— i^/. NE. 



Chiefly in the northern half of Ireland, where it is often abundant 

 on stony lake-shores off the limestone. Eecent confirmation for 4, 17, 

 19, 20, 28, 34, 35, 40 is desirable, as the plant has not always been 

 correctly diagnosed. 



Polygonum mite Schrank. 

 Census 4 — East 2, Centre 1, "West 1. 



29 Leitrim Glenade '99— P. 



30 Cavan Lough Eamor '96 — ^P. 



37 Armagh Eaughlan Point on Lough JSTeagh '00— J. H. Davies. 

 39 Antrim Lough E'eagh near Shane's Castle '00 — J. H. Davies. 



Possibly frequent in Ireland. 



Polygonum Persicaria L. Persicaria. 

 Divisions all. Common. 



Polygonum lapathifolium L. 



Census 33— East 11, Centre 11, West 11. 

 Divisions all, except 6, 9, 11, 12, llf, 19, 23. Probably universaL 



Polygonum macidatum Trimen and Dyer. 



Census 4+(2)— East 3+(2), Centi-e 1, West 0. 



4 Cork Mid BaUincoUig '53 (Carroll), Hb. Babington— CyJ. II. 



(1 1 EJilkny. Eubbish-heap at Eerrybanfc '95 — Marshall.) 



(12 Wexford Wexford quay " mere casual" '96 — Marshall jj 7.) 



13 Carlow Goresbridge '99— P. 



23 Westmth. Lough Deravaragh near Knock Body '95 — Levinge 486, 



38 Down Dundi'um '94— WaddeU Sg6. 



Not distinguished in Ireland, and range tmknown. 



Polygonum ampMbium L. 



Divisions all. Common. 



