1885.] THE FOREST FLORA OF CARNARVONSHIRE. 209 



FUMAUIACE/E. 



Fumaria officinalis, rientiful throughout the county. Prefers culti- 

 vated ground. 



CRUCIFER.'t:. 



Chcirantlius Chciri. Common on old walls and buikUugs. 



Barharea vulgaris. In an old mixed oak wood near tlie sea. 



Nasturtium officinale. Plentiful about the streams. 



Arabis thaliana. Common on banks and old woodland walls. 



Cardamine hirsufa. Abundant in rather damp situations. 



C. ijratcnsis. Plentiful in various situations. The doulile flowered 



variety occurs frequently in a small woodside field near 



Llandegai. 

 *C. hulhosa. Si^aringl)^ in one field near Bangor. 

 Sisymbrium officinale. Plentiful throughout the county. 

 Alliaria officinalis. In various situations. 

 Brassica Ncqms. Occasionally in woods adjoining corn-fields. 



B. sinapistrum. Plentiful in uncultivated and waste grounds. 

 CocJilearia officinalis. Frequently found on the outskirts of woods. 



C. anglica. In similar places to the last. 



6'. danica. Within tlie iutiuence of the sea, sparingly. 



Alyssum maritimum. Frecpient near the sea-coast at Bangor. 



Drdba verna. Abundant on woodland banks, etc. 



Siibidaria aquatica. On the borders of a small lake near Glasinfryn. 



Thlaspi alpcstre. On a plantation wall near Llanrwst. 



*T. virens. On the debris that has been thrown out from a lead mine 



near Llanrwst. 

 Ccqjsella Bnrsa-pasforis. Abundant in \'arious places. 

 Lcpidium Smithii. Plentiful in various situations. 



KESEDACE^E. 



Ecseda lutea. Sparingly in a wood near Pentir. 

 B. luteola. In various situations, plentiful. 



CISTACE^. 



Hcliantliemum vulyare. Lilierally distributed throughout the county. 



VIOLACEiE. 



Viola palustris. Common in damp portions of woodlands. 



V. odorata. In a small valley running between two woods near 



Bangor. 

 V. canina. Abundant in various situations. 

 V. tricolor. On the declivity of a roclcy wood near Llandegai. 



Common. 

 V. arvensis. Commonly distributed. 







