552 baker's north YORKSHIRE. 
Ascending from the central valley to Shaw's Gill above 
Hardraw Force (Baker). 
Stockton Forest and near Castle Howard (Spruce, 1842). 
Near Richmond, and in Cleveland at Kilton and Roxby, 
fruiting (Barnes). 
Wassbank Woods (Marshall). 
Fruiting 1 1 mth. 
Sect. 7.— PLEUROPUS (Griff.) Mitt. 
24. H. lutescens Huds. 
Subxerophilous. Range 1-3. 
On stones and rocky places on dry calcareous banks. 
Frequent amongst the calcareous hills, ascending from 
the coast sand hills to the main limestone of Camfell and 
Ten end (Baker). 
On stones at Hildenley quarry and near Coneysthorpe, 
Castle Howard (Spruce, 1846). 
Sandy bank near Saltburn (Barnes). 
Calcareous banks near Malton (M.B.S.). 
Near Kirby Moorside (Ingham). 
Fruiting 9-10 mths. 
25. H. sericeum L. 
Range 1-3. 
In shade upon trees and rocks, old walls, &c. 
Abundant everywhere ascending from the central valley 
to the upper zone peaks (Baker). 
In the Castle Howard district, common and fruiting 
finely (Spruce, 1837). 
Fruiting 11-2 mths. 
26. H. trichoides (Neck.) Lindb. 
(ZT. nitens Schreb.). 
Range 1-2. 
Swampy places and peat bogs, rare. 
In the Howardian tract in the north Car at Terrington, 
