NORTHUMBERLAND AND DUKHAII. 139 



2. S. media, With. Native. British type. Area C, N, D. 



Eange 1-3. 

 Everywhere common in cultivated and waste ground, ascend- 

 ing on Highfield to 750 yards. Var. tiegUcta is frequent in 

 woods and by stream sides, and var. Boreana grows on the ba- 

 saltic dike at Gunnerton. 



3. S. holostea, L. JN'ative. British type. Area C, IS", D. 



Range 1, 2. 

 Common upon hedge-banks and in woods, ascending to 500 

 yards in East Allendale, and 550 yards in Harwood Dale. 



4. 8. glaiica, With. » Native. English type. Area C, N, D. 



Range 1. 

 Eare in swamps. Margin of Newham and Spindlestone Loughs 

 (Johnston. T.). Prestwick Carr (E,. B. Bowman!). Morden 

 Carr (Eev. A. M. Norman!). Eice Carr near Darlington (W. 

 Backhouse !). 



5. S. graminea, L. Native. British type. Area C^ N, D. 



Eange 1, 2. 

 Frequent in damp and shaded places, ascending to 550 yards 

 in Welhope and 1700 feet in West Allendale. 



6. S. uliginosa, Murr. Native. British type. Area C, N, D. 



Eange 1-3. 

 Frequent in swampy spots, especially amongst the hills, as- 

 cending to 800 yards on Cheviot, 700 yards on Highfield, 600 

 yards in Welhope. 



12. CERASTIUM, L. 



1. C. glomeratum, Thuill. Native. British type. Area C, 



N, D. Eange 1, 2. 



Frequent in dry and grassy places, ascending to 400 yards in 

 Burnhope, 350 yards in Teesdale. 



2. C. tririale, Link. Native. British type. Area C, N, D. 



Eange 1-3. 

 Everywhere common in grassy places, ascending to 800 yards 



