220 POLYPODIUM PHEGOPTERIS. 
than the other parts of the leaflet. The hairs in various 
parts are often in tufts, or starry. The side-veins are 
alternate, usually unbranched, and bearing at their 
upper end, near the margin of the segment, a mass of 
fructification. Each vein does not hear a mass, there- 
fore the row is broken. Each mass is naked, circular, 
very small, and pale yellowish-brown. 
It is chiefly found in the clefts of rocks in moist, 
mountainous situations, sometimes on open, stony moors, 
and still more rarely in woods, but, wherever found, the 
soil abounds with moisture. 
In England it has been found on rocks above Langley 
Ford, at the foot of the Cheviot Hills; at Cawsey Dean, 
Durham ; about Keswick, Cumberland ; at Egerton 
Moss, near Bolton, Belle Hag, near Sheffield, at Settle 
and Wensley Dale, Yorkshire ; at Prestwich Clough 
and Boghart Clough, Lancashire ; at Norwood, Surrey ; 
near Brentford, Middlesex; at Lidford Fall and 
Beckey Fall, Dartmoor, Devonshire; and in the Isle 
of Man. 
In Wales, near Llanberris, in the first and second 
fields towards Snowdon : Capel Curig, North Wales ; 
and in Caernarvonshire. 
In Scotland, on the Grampians, in Aberdeenshire ; on 
Red Caird Hill, west of Inverness-shire; in Forfarshire, 
Sutherland, Dumbarton, and other parts of the High- 
lauds ; in Moray and Ross-shire ; on Ben Lomond ; at 
Ruberslaw and Jedburgh ; and at Campsie, near 
Glasgow. 
lu Ireland, on the right hand of Powerscourt Water- 
