256 BAKERS NORTH YORKSHIRE. 



with in hedge-rows and planted woods, and is grown in gardens 

 up to 250 yards. 



Prunus Padus L. Scottish type. Native. Area 987. 

 5432. Range 0-550. Frequent in woods and hedge-rows 

 amongst the hills, and occasionally' in the open low country. 

 It ascends to Cronkley Scars, and the Main Limestone scars of 

 Punchard's Gill. 



Prunus avium L. English type. Denizen. Area 987. 

 54321. Range 0-250. Frequent in woods and hedge-rows 

 in the lower zone. Perhaps a native of some of the dale woods, 

 as for instance those of Sleightholmedale and Arncliffe in 

 Eskdale, but I have not seen any completely satisfactory 

 indigenous station. It is cultivated up to 350 yards. 



Prunus Cerasus L. English type. Denizen. Area 6. 

 Range o-ioo. Thorpe Arch, a single tree ; F. A. Lees. 



Spirsea Ulmaria L. British type. Native. Area general. 

 Range 0-600. Common in damp and shaded places, ascending 

 to the White Force Scars, the Main Limestone scars of 

 Punchard's Gill, and the limestone pavement of Cam Fell. 



Spiraea Filipendula L. English type. Native. Xero- 

 philous. Area 87654321. Range 0-350. About the 

 Magnesian Limestone at Catterick Bridge, Tanfield, Thorn- 

 borough and Thorpe Arch. In the Central Valley at Leeming, 

 and by the railway side south of Cowton Station ; also in very 

 small quantity at Hazel Bush, near Towthorpe Common ; 

 A. R. Waller. In Cleveland on the basaltic dike at Langbargh, 

 and amongst the coast sand-hills between Marske and Saltburn. 

 In the Howardian tract in several places, and along the cal- 

 careous range from Boltby Scar and Yowlasdale eastward to 

 Scarborough cliffs. 



Spiraea salicifolia L. Alien. Subspontaneous or planted 

 in Aske Woods near Richmond, and Ormesby Woods near 

 Middlesbrough. Found lately by G. Massee with Cormis and 

 Liiincea at Cross Cliff, looking as if truly indigenous. A native 



