102 ONAGEACB^. [JEpUobium., 



may lead to the re-discovery of this interesting species, which 

 is one of the rarest belonging to the Irish Flora. As belonging 

 to Watson's Germanic type, the occurrence of this plant in 

 the south-east of Ireland is of high interest. 



PEPLIS Linn. 

 1. P. Portula fLinn.) — Water Purslane.' 

 Districts 123456789 10 11 12 

 Lat. 51°-56°. Throughout Ireland. 

 Type in Great Britain, British. 



Watery places, and in rills ; common. Fl. July, August. 

 From sea-level to tops of the mountains in Dublin and 

 Mayo. 



ORDER XXIV.— ONAGRACE^. 



EPILOBIUM Linn. 



1. E. angustifoUxun (Linn.) — Eose-bay. 



Districts -__45_--_-ll 12 



Lat. 63°-56°. East and North of Ireland. 



Type in Great Britain, British. 



Wet banks and rocky places ; rare and very local. Fl. July. 



4. At the Scalp, near Enniskerry, among loose rocks ; 

 Fhr. Hib. — 5. Along a river-side near Margate, near CoUon, 

 Louth; Ir. Flor, — 11. Ravine at Glen Giveny, Innisho"wen ; 

 Errigal Mountain, near Gweedore; Flor. Ulst. — 12. Wolf 

 Hill Glen; Flor. Bdf. Plentiful at the Waterfall in 

 Woodburn Glen; Mr. S. A. Stewart; Cave Hill; Head of 

 Six-mile-water ; Murlough Rocks ; Ballycastle j Fhr. UM. 

 Shore between Tor-point and Fair Head, Antrim ; Ir. Flor. 

 Not rare along the basaltic range from Umbra to Clonty- 

 gearagh, Derry ; often occurring near the tops of the moun- 

 tains, and on the sides of subalpine glens ; D. M. Frequent 

 among rocks and in thickets, in Down; Mr. D. Orr. 

 (Naturalized only near Blackpool ; Fhr. Cork.) 



Ranges from 100 to 1100 feet in Derry and Antrim. 



