468 baker's north YORKSHIRE. 
4. T. ericaefolia (Neck.) Lindb. 
{T. amhigua^ B. et S.). 
C. Range i. 
Mud-capped walls in calcareous districts and marly 
banks, not very common. 
Welburn, Castle Howard, Malton, and near York (Spruce. 
1845). 
Near Kirbymoorside (Baker). 
On Seamer Moor near Scarbro' (Wheldon). 
On clay banks near Saltburn (Barnes). 
Fruiting 11-3 mths. 
5. T. aloides (Koch) De Not. 
[T. rigida^ Sm.). 
C. Range i. 
Clay banks and wall tops, not rare. 
Crambeck and Welburn, Castle Howard, also near Malton 
(Spruce. 1843). 
Clay banks near Masham (Mudd). 
Near the summit of Wass bank and Hood hill and 
plentiful in several places from Byland Abbey eastward 
along the middle oolite (Baker). 
In Cleveland on clayey ground above Marske Mill, also 
near Skelton and Saltburn (Barnes). 
Near Scarbro' (Wheldon). 
Fruiting 11-12 mths. 
6. T. marginata B. et S. 
C. Range 1-2. 
Sandstone rocks and walls, not common. In the sandstone 
quarry in Castle Howard Park, and frequent about the base 
of walls built from the same sandstone near Coneysthorpe 
(Spruce 1843) 
