66 RHAMNACE^. [Rhamnus. 



unfrequent, especially on limestone, but local. Fl. May, 

 June. 



Bare in the North, though found about Lough Neagh ; on 

 Knockagb, above Carrickfergus, &c. More frequent in the 

 rocky limestone districts arid on the borders of lakes in the 

 West. Banks of the Barrow in KUdare (the late Mr. J. 

 White, M.S.). 



ORDER XX.— RHAMNACEiE. 



RHAMNUS Linn. 



1. R. eatharticus (Linn.) — Purging Buckthorn. 



Districts 1--4-67-9 10-12 



Lat. 51°-55°. From South to North of L-eland. 



Type in Great Britain, English. 



Thickets, rocky places, and shores of lakes ; rare. Fl. 

 May, June. 



1. Hedges and woods about KUlarney, sparingly; Wade 

 Rar. KUlarney, C. C. B. On the Muskery hills ; Smith's 

 " Gorh. " Banks of the Lee, near Carrigrohane Castle, 

 Cork ; Drummond. — 3. Banks of the Barrow, in Queen's 

 County ; Z>. M. — 4. Shores of Lough Luggelaw, and on the 

 Murrough of Wicklow; D.M — 6 Near Bally vaughan, and 

 on the shores of lakes near Corrofin, Clare ; Mr. F. J. Foot. 

 On rocky pasture ground, at Castle Taylor, Galway ; 

 A. G. M. — 7. In hedges near TuUamore, King's County ; 

 Mr. M. P. Edgeworth. — 8. Islands in Lough Corrib ; Wade , 

 Gallovid. Shores of Lough Corrib and Lough Mask; Prof. 

 Melville. Shores of Lough Cullin, Mayo ; A. G. M. — 9. 

 Shore of Lough Carra ; A. G. M. — 10. Islands in Lough 

 Erne ; Mor. Hib. — 12, Shores of Lough Neagh, one mile 

 west of the Blackwater; Fbr. Eib. Toom-bridge, and by 

 the outlet of Lagan Canal ; Zt. M. Creagh Island, in Lough 

 Beg, and in a hedge near Salterstown, Derry ; D, M. 



Chiefly on the shores and islands of the larger lakes. The 

 berries were sent to Dublin from King's County " in great 

 quantities " in the time of Threlkeld, 



