296 baker's north YORKSHIRE. 



the basaltic ridge at Langbargh. In the Howardian tract in 

 several localities. 



Rosa hibernica Smith. Intermediate type. Native. Area 

 5 4. Range 0-200. In Cleveland sparingly in Airyholme Wood, 

 and more abundant in hedges at Newton, where it was dis- 

 covered by W. Mudd in 1853, and where I gathered it under 

 his guidance in 1861. Hedge between Staithes and Hinder- 

 well, 1881. 



Rosa Sabini Woods. English type. Native. Area 987 

 65432. Range 0-300. Not unfrequent in hedges and 

 thickets throughout the lower zone. In Teesdale at Winch 

 Bridge and Lonton, and in Swaledale at Coalsgarth. In 

 Yoredale in Shaw Gill, Hardraw; F. A. Lees. About the 

 Magnesian Limestone at Oglethorp Ings, Thorp Arch. In 

 the Central Valley by the Tees side between Croft and Staple- 

 ton, and hedges between Thirsk and Woodend, and thickets 

 upon the Hill-top Farm near Thornton-le-street. In Cleveland 

 in Cliff-rig Wood, and hedges at Saltburn and Upleatham. 

 Amongst the eastern calcareous hills in Yowlasdale and Hil- 

 denley Wood. Riccall Valley near Helmsley, and woods at 

 Castle Howard, and Amotherby near Malton ; W. Foggitt. 

 This includes both gracilis and Donimia. The Teesdale plant 

 has been referred to R. involuta, which probably is not specifi- 

 cally distinct. Var. Robertsoni in hedges north of Thirsk and 

 behind Sowerby. 



Rosa mollis Smith. British type. Native. Area general. 

 Range 0-500. Frequent in hedges and thickets, finest in the 

 dales, ascending to Cronkley and Holwick Scars. 



Rosa tomentosa Smith. British type. Native. Area 

 general. Range 0-500. Common in hedges and thickets, 

 ascending in Teesdale to the White Force Scars, and in Arken- 

 garthdale to the Main Limestone scars of Punchard's Gill. 

 A wide range of forms is comprised here, including R. intricata 

 Crepin !, R. cuspidata Boreau, and a plant with ciliated petals 

 which in other respects corresponds with normal R. tomentosa. 



