PERCIVAL : THE FLORA OF WENSLEYDALE. 



127 



Teesdalia nudicaulis Jjr. Very sparingly at the Leyburn 



flagstone (juarries. 

 Hutchinsia petraea Br. Pretty evenly distributed on all the scars 



from the head of the valley down as far as Preston. 

 Capsella Bursa-pastoris Mcench. Not common higher than 



Askrigg (700 ft.). 

 [Lepidium campestre Br. Recorded in Baker's 'North Yorkshire ' 



as ascending to Appersett Bridge above Hawes, but not seen by 



Mr. F. A. Lees or myself in any part of the dale.] 

 Reseda Luteola L. Rare. Near the railway embankment at 



Redmire Station ; and by road-side above Leyburn Shawl. 

 Helianthemum vulgare Gaert. 

 Viola palustris L. 



Viola odorata L. Near river below Thoresby Green ; in the 

 Freeholder's Wood, Carperby ; Yore bank above Askrigg 

 Station ; and Bain Gill. 



Viola hirta L. 



Viola sylvatica Fries, a. Riviniana. Common. 



b. Reichenbachiana. Frequent in lower part of valley, but 



does not apparently ascend to Hawes. New to vice-county 

 65 of Watson's ' Topographical Botany.' 



c. velutina Lees. A downy-leaved variety, at first thought to be 



V. arenaria^ until fruit was obtained ; grows very locally on a 



stiff till-slope by the Mossdale stream. 

 Viola tricolor L. Occasional ; not permanent. 

 Viola lutea Huds. Abundant in moorland pastures, especially on 



the north side of the valley. 

 Drosera rotundifolia L. Locker Tarn, Carperby; in bogs north 



of Addlebrough, on Thornton Rust Moor, and higher part of 



dale. 



Polygala vulgaris L., and P. depressa Wend. 

 Silene inflata Sm. Ascends to 400 ft. at river-bank, Hawes. 

 Lychnis diurna Sibth., and L. Flos-cuculi L. 

 Cerastium glomeratum Thuill. Not common. 

 Cerastium triviale Link. 



Stellaria nemorum L. Li nearly all the gills of Upper Wensley- 

 dale. 



Stellaria media With., and S. Holostea L. 



Stellaria graminea L., and S. uliginosa Murr. 



Arenaria trinervis L. Not found higher than Aysgarth, 600 ft. 



May 1888. 



