498 baker's north YORKSHIRE. 
II. O. Sprucei, Montague. 
Range i. 
On trunks and roots of trees on river banks in the low 
country, not common. 
Banks of the Ouse on willows at Clifton Ings near York 
(Spruce. 1842). 
Banks of the Swale, Yore, Ouse, Wharf, Wiske, Cod- 
beck, and Esk, often growing associated with Tortula 
mutica, Lindb. (Baker). 
On the base of trees, by banks of the Derwent near 
Kirkham (M.B.S.). 
On trees, mostly willow, by the side of Skeeby Beck near 
Brompton on Swale (Barnes). 
Fruiting 5-6 mths. 
12. O. strarnineum Hornsch. 
Range 1-2. 
On trees and rocks, not common. 
On trees and bushes in hedgerows both in the low 
country and amongst the hills (Baker). 
On an ash tree near the confluence of the Lune and 
Tees, also on Beech trees on Welburn bank, in Castle 
Howard Park and on Kirkham Hill (Spruce 1843). 
Near West Witton in Wensleydale (Barnes). 
Near Richmond and Catterick on the Swale, and in 
Cleveland at Kilton, Roxby, Skelton, and Saltburn, also 
by the side of the Rye near Hawnby in Bilsdale (Barnes). 
Fruiting 6-7 mths. 
13. O. Schimperi Hamm. 
[0. piiviilum Dicks.). 
Range i . 
On trees, rare. On ash tree at Clifton Ings near York 
(Spruce 1843). 
