NORTHUMBERLAND AND DURHAM. 173 



3. S. Mrcuhfs, L. Native. Intermediate type. Area D, 



Range 2. 



In two places in the Wear district in Irishope, one thi-ee and 

 the other five miles distant from St. John's Chapel (James Back- 

 house). Estimated altitude 400-500 yards. 



4. S. aizoides, L. Native. Highland type. Area N, D. 



Range 1, 2. 



Not known amongst the Cheviots. Banks of the Irthing near 

 Gilsland, where it was first noticed by Wallis, a very low station 

 (about 150 yards) for so thoroughly montane a plant when it is 

 not known higher up the river. In Teesdale fine and plentiful 

 on the banks of the Widdy Bank streamlets and carried down the 

 river to the High Force. Range of altitude 150-500 yards. 

 The station of Cawsey Dene, reported in the New Botanists' 

 Guide, is no doubt a mistake. 



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



Range 1, 2. 



Dry sandy banks and clifi's of limestone and basalt, frequent, 

 ascending from the coast links to 500 yards in the Cheviot denes. 



6. S. tridactylites, L. Native. British type. Area C, N, 



D. Range 1. 



Frequent on walls and rocks, ascending in Teesdale to New- 

 biggin, 300 yards. 



7. 8. liyimoides^ L. Native. Scottish type. Area C, D. 



Range 2, 3. 



Plentiful in Henhole, Goldscleugh, and the Brizzle, descend- 

 ing to Fleethope. In the Tees district on the peak of Highfield, 

 and abundant on Falcon Clints. Range of altitude 200-750 

 yards. 



1. CHRYSOSPLENIUM, L. 



1. C. oppositifolnim, L. Native. British type. Area C, N, 

 D. Range 1-3. 



Common in damp woods and about the hill streams, ascending 



