138 A NEW FLOEA OF 



10. ARENARIA, L. 



1. A. serpylUfolia,'L. Native. Eritisli type. Area C, N, D. 



Range 1, 2. 



Common on walls and in dry places, ascending in Teesdale to 

 the Main Limestone scars of I^ewbiggin Moor (550 yards). The 

 var. leptoclados is not unfrequent. 



2. A. verna, L. l^ative. Xerophilous. Intermediate type. 



Area C, N, D. Range 1-3. 



Absent from the Cheviot, and in the northern district known 

 only on the basalt at Spindlestone (R. Embleton). Frequent 

 throughout the lead country, ascending to 750 yards on High- 

 field and 600 yards above Allenheads, descending to the Tees at 

 Middleton and the Tyne at "Wylam. 



3. A. ul/ginosa, Schl. Native. Local type. AreaD. Range 2. 



In Teesdale very sparingly beside the streamlet that runs from 

 the Sugar Limestone of "Widdy Bank Fell to the "Weel, and more 

 abundant in the swamp above Widdy Bank House with Elyna 

 and Juncus triglumis, 500-550 yards. 



4. A. trinervis, L. Native. British type. Area C, N, D. 



Range 1. 



Frequent upon hedge-banks and in bushy places, ascending in 

 Coquetdale above Rothbury and in Teesdale to High Force (980 

 feet). 



11. STELLARIA, L. 



1. S. nemorum, L. Native. Scottish type. Area C, N, D. 

 Range 1, 2. 



Damp and shaded woods, not unfrequent. By the Tweed at 

 Wark, Cornhill, and Norham, the Aln in Hulne and Rugley 

 "Woods, the Coquet at Warkworth, the North Tyne at Simon- 

 burn, in the Derwent district at Cawsey and Ravensworth, as- 

 cending the Wear to Elm Ford west of St. John's Chapel (350 

 yards), descending to Chester-le-Street and Lambton Woods, as- 

 cending the Tecs to Middleton-Teesdale, descending to Baydales. 



