no 



(luidc to Belfast. 



The flora of the district, as already stated, numbers 820 

 species, in accordance with the basis adopted. Of this 

 total, Down possesses 752 species and Antrim 778. In 

 other words, 710 species occur in both counties; 42 Down 

 plants are not found in Antrim, and 68 Antrim plants are 

 unknown in Down. An enumeration of these last two 

 groups will supply a useful comparison of the flora of the 

 two counties : 



Down Plants 



Ranunculus circinatus. 

 *Papaver somniferum. 

 fP. hybridum. 



Glaucium flavum. 



Fumaria confusa. 

 *Barbarea praecox. 



Brassica alba. 



Elatine hexandra. 



E. Hydropiper. 

 fVicia tetrasperma. 



Saxifraga stellaris. 



Drosera intermedia. 



Crithmum maritimum. 

 tGalium Cruciata. 



Dipsacus sylvestris. 



Erigeron acre. 

 JArtemisia Absinthium. 



NOT IN Antrim. 



Saussurea alpina. 



Hieracium senescens. 



H. argenteum. 



Andromeda Polifolia. 

 ;Hottonia palustris. 



Cynoglossum officinale. 



Linaria repens. 

 *Orobanche minor. 

 1 Verbena officinalis. 



Atriplex portulacoides. 

 *Iris fsetidissima. 



Juncus obtusiflorus. 



Ruppia rostellata. 



Carex paludosa. 



Glyceria aquatica. 



Chara contraria. 



C. hispida. 



Antrim Plants not in Down. 



Thalictrum flavum. 



Ranunculus fluitans. 



R. penicillatus. 

 ■^Erysimum cheiranthoides. 

 fReseda lutea. 



Cerastium arvense. 



Arenaria verna. 



Sagina subulata. 



Hypericum hirsutum. 



Geranium sylvaticum. 



G. pratense. 



Geranium lucidum. 



Rhamnus catharticus. 

 + Melilotus officinalis. 

 *M. arvensis. 



Vicia Orobus. 



Lathyrus palustris. 



Dryas octopetala. 



Poterium Sanguisorba. 



Saxifraga Hirculus. 



S. aizoides. 



S. hypnoides. 



