244 POLYGONACEA. (Polygonum. 
1905.—VII. Shore near Blennerville and the Spa, Tralee 
Bay, 1894.—IX. Sparingly on the shore near Ballybunnion, 
1899: RWS. 
First record in 1884: Hart, Proc. RIA. 
P. Hydropiper Linn. Water Pepper. 
Districts I. I. I. IV. V. VI. VI. VI. IX. 
Native. About damp roadsides, ditches, waste places, 
pond margins, &c. Locally common. Ann. August— 
September. Calcifuge B. 
From sea-level, to 1,010 feet on the Reeks (Hart), and to 
1,100 feet near a game-keeper’s house in the upper Roughty 
valley (R.W.S.). 
First record in 1882: Hart, Proc. R.I.A. 
P. minus Huds. 
District — — — — ~ VWI ~—~ ~— — 
Native. Damp stony places and lake shores. Very rare and 
local. Ann. July—September. 
VI. Abundant along the north side of Ross Bay in several 
places and near the pier at the north-west corner of Ross 
Island ; abundant about the old mine holes on the south side 
of this island and on Innisfallen, Lower Lake, Killarney : 
R.W.S. 1888, and in 1914. 
First record in 1888: R.W.S., Journ. of Bot. 
All the above localities for P. minus lie about the shores 
of the Lower Lake, Killarney, and are included within a 
space little more than a square mile in extent. Most probably 
the plant will be found elsewhere, but it is undoubtedly very 
rare in the county. 
P. Persicaria Linn. 
Districts I. []. II. IV. V. VI. VII. VIII. IX. 
Native. In waste ground, about roadsides and as a weed 
in cultivated fields. Very common. Ann. June—September. 
From sea-level, to 1,100 feet near a game-keeper’s house 
in the upper Roughty valley and to 1,350 feet on the summit 
of the Connor Hill road (R.W.S.). 
First record in 1881: Barrington, Proc. R.I.A. 
P. maculatum Trim. & Dyer. P. nodosum Reichb. 
District — I — — ~~ ~ ~~ WwW WH 
Colonist. In waste places. Rare? Ann. July—September. 
II. Sneem : Druce 1907. 
First record in 1907: Druce, Irish Nat., p. 150. 
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