NORTHUMBERLAND AND DURHAM. 157 



4. P. alpestris, Hall. Native. Highland type. Area C, D. 



Range 1, 2. 



On the basaltic dike at Spindlestone, now nearly or quite ex- 

 tinct ; specimens from this locality are referred to P. verna by 

 Winch and Johnston, but seem to belong to the present species. 

 In Teesdale sparingly on the the basalt at Falcon Glints and by 

 the Tees side at "Winch Bridge, 300-500 yards. The Tynedale 

 plant placed here in the Flora is really P. argentea. 



5. P. reptans, L. Native. British type. Area C, N, D. 



Range 1. 



Frequent by road-sides and upon hedge-banks, ascending in 

 Teesdale to Middleton, 300 yards, and in Coquetdale to Holy- 

 stone. 



6. P. tormentilla, Nesl. Native. British type. Area C, N, 



D. Range 1-3. 



Common in heathy places at all levels, ascending to 850 yards 

 on Cheviot, and 750 yards on Highfield. The var. procumhens 

 is not uncommon. 



7. P. fragariastrum, Ehrh. Native. British type. Area C, 



N, D. Range 1, 2. 



Common upon grassy banks, ascending to 550 yards in Har- 

 Tvood Dale, 450 yards in East Allendale. 



6. COMARUM, L. 



1. C. palustre, L. Native. British type. Area C, N, D. 

 Range 1-3. 



Frequent on swampy heaths, ascending, with Carex ampid- 

 lacea, to 500 yards in the swamps by the Weel, 600 yards in 

 Coal Cleugh, 650 yards on Highfield. 



7. FRAGARIA, L. 



1. F. vesca, L. Native. British type. Area C, N. D. 

 Range 1, 2. 



Common in woods and on hedge-banks, ascending to 1400 feet 



