354 BAKER’S NORTH YORKSHIRE. 
Main Limestone at the east end of the Mickle Fell ridge, where 
it was first found by the Backhouses in 1852. 
Myosotis sylvatica Ehrh. English type. Native. Mon- 
tane. Area general. Range o-400. Common in the woods 
of the hilly tracts upon both sides of the Central valley, ascend- 
ing to the Main Limestone scars of West Stonesdale Moor. 
Myosotis arvensis Hoffm. British type. Native. Area 
general. Range 0-500. Common in cultivated fields and upon 
hedge-banks, ascending to the Main Limestone scars of Harlen 
Fell and Punchard’s Gill, the Hind Rake lead mine and the tarn 
on the Lunedale slope of Mickle Fell. The variety Myosotis 
umbrata Boreau ! is frequent. 
Myosotis versicolor Lehm. British type. Native. Area 
general. Range o-300. Frequent upon dry banks throughout 
the lower zone, ascending to the flagstone quarries of Leyburn 
Moor. 
Myosotis collina Hoffm. British type. Native. Area 
87654.21. Range o-200. In similar situations to the 
preceding, but not so frequent, ascending to Kepwick Nab. 
Lithospermum officinale L. British type. Native. 
Subxerophilous. Area 876.321. Range o-200. In the 
dales of the west in thickets at Whitley Mill, St. Trinian’s, Easby 
Abbey, Aysgarth Force, and about the Magnesian Limestone at 
Tanfield and Thorp Arch. In the Central Valley at Kirkling- 
ton, Carthorpe, Catton, and Strensall. | Amongst the limestone 
hills of the east in Yowlasdale, Flazendale, at Oswaldkirk Hag, 
Cawklees Wood, Hildenley, and Wath, and upon the arenaceous 
Howardian terrace in Oxcar’s Wood, and hedges at Welburn. 
Lithospermum arvense L. British type. Colonist. 
Area general. Range 0-300. Common in cultivated fields 
throughout the lower zone, ascending to the oat-fields of 
the Hambleton plateau over Hawnby. 
Amsinckia lycopsoides Lehm. Alien. Below Yore 
Mills, Aysgarth, 1884-5 ; Æ A. Lees! Native of California. 
