NOltTHTTMBERLAND XlHl) DURHAM. 207 



(F. E!). Plentiful in Stella Dene (W. Eobertson). Lanes 

 between "SYinlaton and Crawcrook (E. B. Bowman). Dry banks 

 near Durham city (John Thompson). Sandy ground near Ham- 

 sterley and "Witton-le- Wear (F. E!). In Teesdale above High 

 Force, 350 yards (M. A. Lawson). 



Oeder 7. ERICACE^. 

 1. ERICA, L. 



1. £. tetralix, L. jSTative. British type. Area C, N, D. 



Eange 1-3. 



Frequent on damp heaths, ascending to 600 yards on Cheviot, 

 700 yards on Kilhope. 



2. JE. cmerea, L. Native. British type. Area C, W, D. 



Eange 1, 2. 



Frequent on heaths, but preferring drier ones than the preced- 

 ing, and consequently not so common amongst the upland moors 

 or ascending so high. Eare for instance in the upper part of 

 Teesdale, but seen on the basalt at 500 yards at the Caldron 

 Snout and as high in the Cheviot tract. There are fine speci- 

 mens of E. vagans in Eobertson' s collection in the I^ewcastle 

 Museum, labelled "Fear Corbridge, July, 1844, Mr. T. John- 

 son," but doubtless some mistake has occurred. 



2. CALLUNA, Scdish. 



1. C. vulgaris, Salisb. JSTative. British type. Area C, N, 

 D. Eange 1-3. 



Everywhere very common on heaths, ascending to all the high 

 peaks, Cheviot, 850 yards, Kilhope Law, &c. 



3. ANDROMEDA. L. 



1. A. j/olifolia, L. Native. Intermediate type. Area N. 

 Eange 1. 



Eare in peat bogs. In the Wansbeck tract at Darden Lough 



