Turritis.'] cbuciperje. 19 



3. t B. prsecox (E. Br.) — Early Winter Cress. 

 B. vulgaris var. Bentham. 

 Districts 12 ------____ 



Lat. 51°-52°. Extreme South of Ireland. A doubtful native. 

 Probably introduced in Great Britain. 



Ways/des and hedge-banks, waste places, &c. ; very rare. 

 Fl. April to June. 



1 and 2. In several places about Cork, Great Island, 

 Passage, Glasheen, &c. ; Fhr. CorJc. Common about Cork ; 

 /. C. Roadside near the town of Ardmore, Waterford; 

 Mr. J. Sidlivan. Occurs occasionally elsewhere in the 

 vicinity of gardens. 



TURRITIS Linn. 



1. + T. glabra (Linn.) — Tower Mustard. 



District ------_____ 12 



Lat. 54°-55°. North-east of Ireland — ^Antrim only. 

 Type in Great Britain, Germanic, inclining to English. 



Dry banks and stony places; very rare. Fl. June to 

 August. 



12. In a small field, or enclosure, at the foot of the White 

 Rock Moimtain, near Belfast ! plentiful in 1847 ; Mr. D. Orr. 

 As the locality was not far from a cottage, the plant may 

 possibly have been introduced by some accident, though it is 

 likely to be indigenous near Belfast as it occurs in the west of 

 Scotland. 



ARABIS Linn, 

 1. A. hirsuta (R. Br.) — Hairt/ Rock Cress. 

 A. sagittata (De Cand.) Syme's Engl. Bot. 

 Districts 123456-89- 11 12 

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

 Type in Great Britain, British, inclining to English. 



Walls and calcareous or basaltic rocks ; local. Fl. June, 

 July. 



Far from common, though it probably occurs in nearly 

 every county. It is abundant in many parts of the limestone 

 districts of Clare and Galway ; on Ben Bulben ; in Leitrim ; 



