153 
. canescens, Dicks. On trees and walls. Somewhat like a Placodium, but 
having different spores. Not uncommon, but rare in fruit. Calder 
Abbey ; Keswick ; Beckermet, 1879. 
. disciformis, Fr. On trees. Ashgill, Alston ; Asby. 1878, 
. myriocarpa, D.C. On trees, palings, and rocks, frequent. 
Forma chloropolia, Fr. Old yew, near Ennerdale Lake ; Braithwaite 5 
1879. 
Forma pinicola, Ach. Dent Hill road ; Calder Bridge. 
. alocizoides, Leight. On rocks. St. Bees. 1879. Not common. 
. chalybeia, Borr. Harris Moor, Whitehaven; Ennerdale. On walls, 
rocks, flints, etc., frequent. 
Forma ecrustacea, Leight. Thallus wanting. On sandstone, St. Bees. 
1879. 
. grossa, Pers. On trees. Not uncommon. Alston ; Keswick. 1878, 
. biformigera, Leight. On rocks. Rare. Barrowmouth, Whitehaven. 
1881. 
. tricolor, With. On trees. Common. Ashgill Woods; Asby; Keswick. 
1878. 
. cyrtella, Ach. On trees and stump points. Foreshield Wood, Alston. 
1878. 
. diluta, Pers. On the bark at the foot of pine trees, frequent. Wast- 
dale. 1879. 
. albo-atra, Hoffm. On trees, pales, and mortared walls, The spores of 
this lichen are brown, and beside being three-septate, are often 
irregularly muriform ; the knowledge of this fact helps in deter- 
mination. Frequent. 
Form epipolia, Ach. Near Cockermouth. 1879. 
Forma margaritacea, Ach. The ruins, Calder Abbey. 1881. 
Forma ambigua, Ach. On rocks, St. Bees, 
. ederi, Web. A rusty-yellow. On mountain and maritime rocks, 
frequent. Alston Moors ; Dent Hill; Ennerdale; Wastdale. 1878. 
- aromatica, Sm. Thickish, crumbly, whitish ; apothecia black, smallish 
but clustered. On the earth, old walls, rocks, Frequent. Kgre- 
mont road side, opposite Scalegill ; Asby ; Keswick ; St. Bees. 
1879. 
. abietina, Ach. Apothecia thickly covered with a pale-yellowish pruina. 
On old trees, in mountainous regions. Not common. Alston ; 
Catterlen, near Penrith ; Keswick. 1878, 
. exanthematica, Sm. On limestone rocks, frequent. Woodend ; Clints, 
near Egremont. 1880. 
. miliaria, var. montana, N yl. Onthe earth. Dent Hill, 1880. 
