216 David Moore, Ph.D., F.L.S., and A. G. More, F.L.S. 



Polygonum. 

 Baii. Bab. 



Hydropiper. Linn, 

 minus. Huds. 



Persicaria. Linn. 



D. and W. Sandy sea-shores. Not un- 



frequent. 

 D. and W. . Common. 

 W. Near Enniskerry. (J. Ball.) Not 



gathered recently. 

 D. and W. Common, 

 lapathifolium. Linn. D. and W. Unfrequent. 

 amphibium. Linn. D. and W. Frequent. 

 JBistorta. Linn. D. In a field at Ashtown, near Monks- 



town. (Mackay Cat. Ir.) Not 

 found recently. 



67. Empetracese. 



D. and W. Frequent on the Dublin 

 and Wicklow mountains. 



Empetrum. 



nigrum. Linn. 



Euphorbia. 

 JHelioscopia. Linn. 

 Paralias. Linn. 

 Portlandica. Linn. 



JPeplus. Linn. 



QS. Euphorbiacea?. 



Jexigua. 



Linn. 



Mercurial is. 



perennis. Linn, 

 fannua. Linn. 



Parietaria. 



diffusa. Koch. 

 Urtica. 



dioica. Linn. 



urens. Linn. 

 Ulmus. 



*suberosa. Ehrh. 

 b. parvdfolia. 



*montana. With. 



D. and W. Frequent in cultivated land. 



D. and W. Frequent on sandy shores. 



D. and W. Sandy shores, and rocks. 



Frequent. 



D. and W. Frequent in cultivated land. 



D. and W. Bather rare in cultivated 

 land. 



D. Very rare. Hedge-bank near Finglas. 

 D. Abundant near Dublin. 



71. Urticacese. 



D. and W. Not unfrequent. 



D. and W. Common. 



D. and W. Not unfrequent. 



D. and W. Common, but planted. 

 D. Santry. W. Boundwood, &c. 

 D. and W. Frequent, but planted. 



72. Amentiferse. 



Qnercus. 



Bobur. Linn. D. and W. Common. 



b. sessiliflora. Salisb. W. Glens near West Aston. 

 Alnus. 



glutinosa. Linn. D. and W. Common. 



Betula. 



alba. Linn. D. and W. Frequent. 



