L. 
148 
the minute spores, aud very slender paraphyses. On wooden 
posts, Ennerdale. 1880. 
atra, Huds. On rocks and trees, frequent. On the rocks, Barrowmouth ; 
and at St. Bees ; Ennerdale ; Wastdale ; top of Blake Fell. 1879. 
L. frustulosa, Dicks. Bowness Knot, Ennerdale. 1879. Rare. 
L. 
L. 
polytropa, Ehrh, On rocks, frequent. Bassenthwaite; Ennerdale ; 
Wastdale. 1879. 
intricata, Schrad. Frequent in Cumberland. Barrowmouth; St. Bees ; 
Ennerdale. 1879. 
. symmicta, Ach. On bark and old wood, frequent. Varies considerably 
in form, Asby ; Bassenthwaite; Ennerdale. 1879. 
lustescens, D.C. On trees and pales, frequent. Thallus a whitish-yellow 
powder or powdered crust; apothecia pale or dark, somewhat 
twisted or uneven in age, with a pulverulent margin. Ennerdale ; 
Wastdale. 1879. 
. subfusca, L. Forma rugosa, Pers. On trees. Calder Abbey ; Hale ; 
Keswick. 1879. 
Forma argentata, Ach. On rocks, Wastdale. 1881. 
Forma chlarona, Ach. On rocks, near Whitehaven. 1880. 
. calearea, Linn, Alston. 1878. 
‘Forma contorta, Hoffm. Alston. 1878. 
. gibbosa, Ach. Forma vulgaris, Th. Fr. Ennerdale ; Ullock Pike ; 
Bassenthwaite. 1879. 
badia, Ach. Onrocks. Ennerdale; Wastdale. General among the 
fells. 
. parella, L. Typical form, very common on the walls about Whitehaven. 
This is one of the commonest of British Lichens. 
Forma pallescens, L. Thallus whiter than the type; apothecia covered 
with a white powder in the centre. Ennerdale ; Wastdale ; Kes- 
wick ; and about Whitehaven. Not common. On trees Foreshield 
Wood, Alston. 1876. 
poriniformis, Nyl. In appearance, very much like a Pertusaria. On 
rocks. Rare. Ruins of Calder Abbey. 1881. 
. rupestris, Scop. Common on limestone rocks. Alston ; Clints, Egre- 
mont. 1876. 
Forma viridi-flavescens, Wulf. Barrowmouth ; Moresby ; Alston. 
. glaucoma, Hffm. On rocks, frequent. Alston; Ennerdale. 1876. 
Forma cinereo-pruinosa. Catterlen, near Penrith. 1879. 
. angulosa, Ach. Apothecia generally crowded, irregular in shape, flat, 
pale in colour, and covered with a grey pruina. Frequent, 
Catterlen ; Lamplugh ; Wastdale. 1879. 
