126 CERATOPHYLLACE^—CALLITRICHACEJE. 



Down— Marino, near Holy wood ; [Grainger) Flor. Belf. (not seen re- 

 cently). Glen near Loughbrickland ; Rev. H. W. Lett. 



Antrim — Altaferna Glen near Ballycastle ; Flor. Ulst. By Lough Xeagh 

 at Langford Lodge ; Miss Maffett. Among bushes by the 

 rocky river bank at Glynn near Larne; Rev. Geo. Robinson. 



Order LII. cz:ratophyx.z.acz:je. 



CERATOPHTI.I.UIVI Zi»n. Hoknwort. 



1. C. demersum Linn. 



Lakes, and drains — rare. Fl. June and July (Ci/b. Hib.). 

 Down— In Lough Leagh near Killyleagh, 1804, and Lake near Bally - 

 nahinch ; Tewpleton, 1808, also Hynchnan, 1832 (spec). 

 Ditches by the Quoile below Downpatrick, and in Lough 

 Aghery, which is four miles west of Ballj'nahinch ; S. A.S. 

 Antrim — In the large lake at the southern end of Rathlin Island; Tem- 

 pleton, 1795. Still to be found in the lake referred to, which 

 is Rinalvin or Ushet Lake ; S.A.S. 

 Derry — By the Foyle above Derry ; Flor. Ulst. In a ditch by the Bann 

 below Coleraine ; Cyb. Hib. 

 The Lough Xeagh record was an error. Mr. Templeton's note is Lough 

 Leagh. 



Order LIII. CAI.Z.ZTRZCHACE.S:. 



CAIiIiZTRZCHE Linn. Water Starwort. 



1. C. verna Lin)u 



Ditches, pools, and slow streams — common. Fl. May — Sept. In mild 

 seasons flowers may be found in March. 



2. C. stag-nalis Scojj. (C. platycarpa Kiietz.). 

 Marshes, and stagnant ditches— frequent. Fl. May — Sept. 



3. C. bamulata Kuetz. 



Lakes, streams, and ditches— common. Fl. June — Sept. Sometimes 

 very luxuriant, and then usually barren, 



