218 LABiATjE. [MentJia. 



3. M. aquatica (Linn.) — Common Water-Mint. 



M, Mrsuta (Linn), Flor. Hib. 



Districts 123456789 10 1112 



Lat. 51°-56°. Throughout Ireland. 



Type in Great Britain, British. 



Watery places ; -very common. Fl. July to September. 



4 ? M. sativa (Linn.) — Marsh-Mint. 



M. Mrsuta var. ; Flor. Hib. 



Districts 12345--89 10-12 



Lat. 51°-56°. From South to North of Ireland. 



Type in Great Britain, British, inclining to English. 



Wet places, banks of rivers, &c. ; rather rare. Fl. July 

 to September. 



1 and 2. In both divisions of the county Cork; /. C 

 " Common" ; Flor. Cork. — 2. Corrin Bog, and by the Black- 

 water, near Fermoy; Mr. T. Chandke. In the County of 

 Waterford ; I. C. — 5. Straffan, Kildare ; Mr. J. Douglas. — 

 8 ajid 9. In several places by the Moy, and on hiU sides 

 about Foxford, Mayo; A. G. M. — 10. Abundant on the 

 margin of the lake at Farnham, Cavan ; Flor. Hib. Banks 

 of Lough Erne, in Fermanagh (M. acutifolia) ; Dr. Scott in 

 Flor. Hib. — 12. Very rare in Ulster ; Moneymore ; shores of 

 Lough Neagh ; Flor. Ulst. Lagan Canal and Ballycroghan 

 Dam ; Fhr. Bdf. Woodburn and Cherry VaUey ; Mr. S. 

 A. Stewart. 



Except in the inflotence being whorled instead of capitate, 

 we can find no character by which M. sativa can be distin- 

 guished as a species from M. aquatica. 



Var. /3 rvibra (M. rubra Smith). 

 Districts l-_4----- --12 



Wet places, hedges, and banks of rivers ; rare. 



1. Near Carrigrohane Castle ; Drummond. By the south 

 Bride, in Cork ; I. C. — 3. BaUintrain, Carlow ; /. C. — 4. In 

 Wexford ; /. C. Between the chapel of Eilmacannick, and 

 the Glen of Downs ; Flor. Hib. Enniskerry river, in gravelly 

 spots ; Ir. Fhr. — 12. Cave Hill, Belfast ; Mr. J. Ball. Lough 



