90 EMPETRACE.E—HYDROCHARIDE^. 



EMPETRACKJE. 

 Smpetrum nigrum L. Frequent. Fl. 124, Sup. 195. DO, AN, LD. 



CERATOPHVIiXiACEJE. 



Ceratopbyllum demersum L. Rare. Fl. 126, Sitp. 195. DO, AN, LD. 

 Down — In Ards at Lough Cowey, Lough Doo and Ballyherly Lough 

 {Praeger)—I.N. xii, 263. 



[C. submersum L. Error. Fl. 300. DO. — , — .] 



COM-ZFER.S:. 



[/ittiiperus (omnntnis L. Error. Fl. 300. — , AN, — .] 



J. nana WiUd. Rare. Fl. 133, Sup. 197. DO, AN. LD. 



Antrim— Gan on plateau at cairn \ mile "W. of Craigatinnel [Prae^er and 

 Stelfo.x)—I.N. xxix, 95. Still at Glenariffe on cliffs 1901 (D'Arcy) 

 —I.N. X, 192. 

 Deny — Hell's Hole above Magilligan 1914, Sielfox and IVear. Down- 

 hill; and still at Benevenagh 1917, Praeger. 



[/. sahina L. Error. Fl. 301, Sup. UI8.] DO, — , — . 



Taxus baccata L. Extremely rare. Fl. 133, Sup. 197. — , AN, LD. 

 Antrim — Refound in Glenariffe 1901 {D'Arcy ; also B>enan)~I.N. i, 



192, 229. 

 Derry — Refound at Magilligan on Woodtown cliffs | mile "W.S.W. of 

 Eagle Hill 1917 (Praege7-)—I.N. xxvi, 169. 



Pinus sylvesiris L. Common. Fl. 134, 288. DO, AN, LD. 



HYDROCHARZBEiE. 



Elodea canadensis Mich. Common. Fl. 135, 288. DO, AN, LD. 



Hydroctaarls Morsus-ranae L. Fl. 134, Sup. 198. DO, AN, — . 



Very rare. 

 Down — At and south-east of Lough Cowey and at Bishop's Mill dam 



(Praeger)— IN. xii, 263. 

 Antrim — Lough Neagh at Crumlin (Tefiipleton) — Fl. Ulst. Still at 

 Gawley's Gate, and in drains south of Portmore 1920, Prattler and 

 Sielfox. 

 Seldom flowers in our district. 



