122 FOLTQONACE^. 



Muddy seashore- very rare. Fl. Aug. and Sept. {Cyb. Eib.). 

 Down — Plentiful by the canal a short distance below Narrow -water 

 Castle north of Warrenpoint ; S.A.S., Sept., 1882. Proc. 

 Belf. Nat. Field Club., 1882-83, p. 184. 



Found subsequently, but independently, in same place by H. C. Hart, 

 in July, 1883. 



Order XLIX. POXiYGON-ACEJE. 



RUXMCEX Linn. Docken. 



1. R. cong-lomeratus Mtt,rraij. 



Roadsides, and waste gi'ound— common. Fl. July and Aug. 



2. R. sangruineus Linn. 



Yar. /3 R. veridis Sibthorp. 

 Ditch banks, and damp shady places — common. Fl. July and Aug. 

 The red-veined, typical form is quite rare. 



3. R. obtuslfolius linn. Common Docken. 



Roadsides, waste places, and by streams — very common. Fl. July till 

 till mid. Sept. Ranges to 1000 feet on the hills. 



4. R. crispus Linn. Curled Docken. 



Roadsides, waste places, and banks of streams— very common. Fl. 

 June — Aug. Ranges from sea level to 1000 feet. 



5. R. hydrolapathum Hudson. Great Water Dock. 

 Marshy places by rivers and ponds — rare. Fl. July and Aug. 



Down — Ballygowan Lough ; Flor. Ulst. Plentiful in a ditch near the 

 windmill at Bangor ; T.H.C. Abundant on old mill dam 

 behind Ballyholme ; R.Ll.P. Wooded banks of the Quoile 

 below Inch Abbey ; S.A.S. 



Antrim — In marshes near Lough Neagh ; Templeion, 1793. By the 

 Bann ; Cyb. Hib. 



Deny — By Clady River west of Portglenone ; Wade Ear. In a small 

 lake at Ballymacpeak ; Flor. Ulst. 



6. R. acetosa Linn. Sorrel. 



Damp shady places in pastures, and woods, and among rocks— common. 

 Fl. June — Aug. 



