Weardale, D. In Allendale, and on the west side of the Roman Station at Shewing-shields, also on Cheviot, and Hedgehope, N.
14. L. chloroleuca.
Ach. Syn. 160; Lichen chloroleucus, Eng. Bot. 1373; Parmelia chloroleuca, Northumberland and Durham Guide, ii. 52.
On moss upon the Magnesian Limestone on Fulwell Hills, also on the Encrinal Limestone near Middleton-in-Teesdale, and between Widdy Bank and Cauldron Snout, D.
15. L. varia.
Ach. Syn. 161; Eng. Bot. 1666.
On old gate posts, rails, &c. common.
16. L. rubricosa.
Ach. Syn. 162; Lichen caesio-rufus, Eng. Bot. 1040; Parmelia craspedia, Ach. Meth. 172; Lecidea cinereo-fusca, Northumberland and Durham Guide, ii. 39.
On walls near Wycliffe. — Rev. J. Harriman.
17. L. glaucoma.
Ach. Syn. 165; Lichen Glaucoma, Eng. Bot. 2156.
On rocks and stones in sub-alpine situations.
18. L. diacapsis.
Lichen diacapsis, Eng. Bot. 1954; Parmelia diacapsis, Northumberland and Durham Guide, ii. 51.
On stones between Barnardcastle and Early Banks, D. — Rev. J. Harriman.
19. L. angulosa.
Ach. Syn. 166; Parmelia angulosa, Northumberland and Durham Guide, ii. 51.
On the bark of trees in Teesdale, D.
20. L. Hageni.
Ach. Syn. 167; Parmelia Hageni, Northumberland and Durham Guide, ii. 51.
On the bark of trees in Teesdale, D.
21. L. parella.
Ach. Syn. 169; Berwick Flora, ii. 84; Lichen parellus, Eng. Bot. 727. On rocks, stones, and the bark of trees in sub-alpine situations, not rare, N. and D. On the Fern Islands, N.
22. L. tartarea.
Ach. Syn. 172; Berwick Flora, ii. 84; Lichen tartareus, Eng. Bot. 156.
β Lichen Turneri, Eng. Bot. 857.
γ L. frigidus, Eng. Bot. 1879.
On rocks and the branches of trees in subalpine situations, N. and D.
23. L. cerina.
Ach. Syn. 173; Lichen cerinus, Eng. Bot. 627.
β stillicidiorum, Ach.
On trees in woods on the Derwent, and near Healeyfield, also about Gainford, D. β on the thatched roof of a house at Eglestone, D. — Rev. J. Harriman.
24. L. vitellina.
Ach. Syn. 174; L. citrina, Berwick Flora, ii. 85; Lichen vitellinus, Eng. Bot. 1792.
On old gate posts, pales, &c., not rare.
25. L. salicina.
Ach. Syn. 175; Lichen salicinus, Eng. Bot. 1305.
On trees at Cocken, and in Castle Eden and Dalton Denes, also by the Derwent near Gibside and Hamsterley, and in Teesdale, D. Near Hexham and Chollerford, N. On walls near Berwick. — Dr. G. Johnston.
26. L. rubra.
Ach. Syn. 177; Lichen ulmi, Eng. Bot. 2218.
Near Greta Bridge. — Mr. Borrer in Eng. Bot.
27. L. Haematomma.
Ach. Syn. 178; Hook, Fl. Scot. ii. 49; L. Stonei, Ach. Syn. 172; Lichen Haematomma, Eng. Bot. 486; L. coccineus, Eng. Bot. 223.
On Gunnerton Crags near Barwesford, also on rocks near Heddon-on-the-Wall, and at Harlow Hill, N. On the walls of Muggleswick Park, and on Basaltic rocks and old trees near the High Force, and at Winch Bridge in Teesdale, also on walls near Eglestone, D.
28. L. epigea.
Ach. Syn. 179; Lichen candicans, Eng. Bot. 1778; Dick. Crypt. Fasc. iii. 15, t. 9, f. 5.
On Limestone rocks on Boldon and Cleadon Hills, D. On Gunnerton Crags near Barwesford, N.
29. L. saxicola.
Ach. Syn. 180; Lichen saxicola, Eng. Bot. 1695.
On Gunnerton Crags near Barwesford, and on rocks near Warden Mill, also on rocks at Carham and Wark by the Tweed, N. On walls and stones near Urpeth, at Cawsey Hall, also near Eglestone and
Gainford, D.
30. L. murorum.
Ach. Syn. 181; Berwick Flora, ii. 85; Lichen murorum, Eng. Bot. 2157.
On old walls near Gainford, D. On the Limestone rocks on the coast of Durham, and on Basaltic and Sandstone rocks on the coast of Northumberland, abundant.
31. L. miniata.
Ach. Syn. 182; Parmelia miniata, Northumberland and Durham Guide, ii. 54.
On Gainford church, D. — Rev. J. Harriman.
32. L. elegans.
Ach. Syn. 182; Lichen elegans, Eng. Bot. 2181.
On calcareous stones in Teesdale Forest, and on rocks near Whitburn and Sunderland, D., rare.
33. L. circinata.
Ach. Syn. 184; Lichen circinatus, Eng. Bot. 1941.
On Encrinal Limestone rocks near the New Bridge below Barnardcastle, D.
34. L. gelida.
Ach. Syn. 186; Hook. Fl. Scot. ii. 50; Lichen Heclae, Fl. Dan. t. 270, f. 2; L. gelidus, Eng. Bot. 699.
In fructification on Basaltic rocks at Winch Bridge and the Cauldron Snout, also in Charnberry near Eglestone, and in Teesdale Forest, D. In Holwick, and on Cronkley Fell, Teesdale. — Rev. J. Harriman.
35. L. crenulata.
Lecidea crenulata, Northumberland and Durham Guide, ii. 40; Lichen crenulatus, Dick, Crypt. Fasc. iii. 14, t. 9, f. 1; Eng. Bot. 930; L. galactina β dispersa, Ach. Syn. 187.
On the Magnesian Limestone rocks at Castle Eden, Fulwell, Boldon, and Cleadon, also on the Encrinal Limestone, by Middleton Beck, and near Barnardcastle, D. On Limestone by the Tweed at Carham
and Wark, N.
36. L. anthracina.
Hook. Fl. Scot. ii. 39; Berwick Flora, ii. 89; Lichen byssinus, Eng. Bot. t. 432.
