NORTHTJMBEELAND AND DUKHAM. l7l 



4. H. grossularia, L. Denizen. Intermediate type. Area C, 

 N, D. Range 1 . 



Frequent in hedge-rows and by stream-sides. Perhaps indi- 

 genous in Hesleden Dene, where it grows on the limestone cliff 

 (W. H. Brown). 



Order 12. GRASSULACE^. 



1. SEDUM, L. 



\. S. rhodiola, D. C. jN'ative. Highland type. Area C. 

 Range 2. 



Sparingly low down in Henhole, at an elevation of about 400 

 yards (James Hardy. T.). 



2. S. tehjMum, L. ]S"ative. English type. Area C, IS", D. 



Range 1, 2. 



"Walls of Hulne Abbey and plantation near Greensfield (T.). 

 Near Belsay (Miss Trevelyan. F.). Banks between Nunwick 

 and Simonburn ("Wallis). Hedge-banks near Hexham, and by 

 the Tyne below Paradise (P.). Wood at Butterby and by the 

 mill at Shincliffe (John Hogg. P.). Hedges near Durham and 

 Lanchester, and by the road-side near Urpeth Mill (P !). Yar. 

 purpureum, Tausch., in Teesdale on Palcon Glints, 500 yards, 

 and on the rocks in High Porce Wood (B.). 



3. S. villosum, L. Native. Highland type. Area C, N, D. 

 - Range 1, 2. 



Scattered amongst the Cheviots, descending with the Wooler 

 Water to Earl, and the Coquet to Alwinton and Rothbury. On 

 the basaltic dike at Great Bavington, Spindlestone, and Bambro'. 

 Gathered by John Thompson near Haltwhistle. In the Allen- 

 dale district in Coal Cleugh, in the Wear district in Irishope, 

 Welhope, and Swinhope, in Teesdale fine above Widdy Bank 

 House and in many other places. Range of elevation from 100 

 feet to 550 yards. 



