GREEN SPLEENWORT. 143 
shire; on Falcon Clints, Durham; on Hutton Roof, 
Farlton Knot, Arnside Knot, Casterton Fell and Maze- 
beck Scar, in Westmoreland; at Ashness Gill, Borrow 
Force and Rocks at Gillshead, in Cumberland; and 
on rocks by the Irthing at Wardsea, in Northumber- 
land. In Wales I have found Viride in abundance at 
Llyn-y-cwn and Llyn Idwel, in Caernarvonshire: in 
Brecknockshire, it occurs near the town of Brecon, 
also on the Brecon Beacon and the Trecastle Beacon ; 
and at the cascade called Sewyd-yr-Henryd, near Capel 
Colbren, it is plentiful on rocks below the fall, and 
there is at thisyspot a very old trunk of mountain ash 
covered with a drapery of this fern; in Glamor- 
ganshire, it grows on rocks at the upper Cilhepste 
Waterfall, at. Darran-yr-Ogof, and at Merthyr Tydvil. 
In the Highlands of Scotland it is comparatively com- 
mon, but in Ireland it is very rare: Bandon, in the 
County Cork; near Lough Eask, in the County Mayo; — 
Tork Mountain, in the County Kerry; and Ben Bul- 
ben, in the County Sligo, are the only localities with — 
which I am acquainted. 
This fern is easy of culture in the open air, see 
the soil be light and the atmosphere humid. In a 
_ green-house it is very uncertain, thriving well for the 
