5. P. polydactyla.
Ach. Syn. 240; Hook. Fl. Scot. ii. 61; Lichen caninus γ, Lightfoot, 846.
On the earth among moss in woods near Eglestone, and on the banks of the Derwent near Gibside, D.
6. P. spuria.
Ach. Meth. 283, t. 5, f. 2; Berwick Flora, ii. 74;
P. canina, Ach. Syn. 239; Lichen spurius, Eng. Bot. 1542.
On the sea banks at Hudshead, N. — Dr. G. Johnston.
Acharius appears now to consider P. spuria not even a variety of P. canina. P. rufescens, of Smith, is his variety γ, and probably P. polydactyla might be enumerated as another variety. Lightfoot at least considered it as such.
72. NEPHROMA.
1. N. resupinata.
Ach. Syn. 241; Berwick Flora, ii. 75; Lichen resupinatus, Eng. Bot. 305; Peltidea resupinata, Northumberland and Durham Guide, ii. 62.
On stones among moss at Healey Field, Beamish, Urpeth, and in Cawsey Wood, also in woods near Eglestone, D. At the foot of Cheviot above Langley Ford, and in Dilston Park and East Common
Wood, N.
73. EVERNEA.
1. E. prunastri.
Ach. Syn. 245; Berwick Flora, ii. 89; Lichen prunastri, Eng. Bot. 859.
On trees, common. In fructification in Gibside Woods, D. At Wallington, N. — Miss Emma Trevelyan.
74. CENOMYCE.
1. C. papillaria.
Ach. Syn. 248; Baeomyces papillaria, Northumberland and Durham Guide, ii. 64; Lichen papillaria, Eng. Bot. 907.
Upon moors near Ravensworth, Butsfield, the Woodlands, and Eglestone, D. On Cheviot, Hedgehope, and the Wallington Moors, N.
2. C. caespititia.
Ach. Syn. 249; Lichen caespititius, Eng. Bot. 1796.
On earth upon a stone wall in Heaton Dene above Hadrick's Mill, N.
3. C. alcicomis.
Ach. Syn. 250; Lichen alcicornis, Eng. Bot. 1392; Lightfoot, 872.
On moors and mountains, N. and D.
4. C. cervicornis.
Ach. Syn. 251; Lichen cervicornis, Eng. Bot. 2574; Hook. Fl. Scot. ii. 62.
On moors and mountains, N. and D. Near the Roman aqueduct at Butsfield, D.
5. C. pixidata.
Ach Syn. 252; Berwick Flora, ii. 97; Lichen pixidatus, Eng. Bot. 1393.
In denes and on moors, common.
6. C. Pocillum.
Ach. Syn. 253; Baeomyces Pocillum, Northumberland and Durham Guide, ii. 65.
Upon Cronkley Fell in Teesdale. — Rev. J. Harriman.
7. C. fimbriata.
Ach. Syn. 254; Berwick Flora, ii. 97; Lichen fimbriatus, Eng. Bot. 2438.
β L. cornutus, Eng. Bot. 1836.
γ L. radiatus, Eng. Bot. 1835.
On earth in mountainous situations, N. and D.
8. C. gonorega, β anomaea.
Ach. Syn. 258; Lichen anomaeus, Eng. Bot. 1867.
On high moors, N. and D.
9. C. ecmocyna, α. gracilis.
Ach. Syn. 261; Berwick Flora, ii. 96; Lichen gracilis, Eng. Bot. 1284. β hybrida, Ach. Syn. 262.
On sub-alpine moors, N. and D.
10. C. bacillaris.
Ach. Syn. 266; Lichen filiformis, Eng. Bot. 2028; L. tubiformis, Lightfoot, 871.
In sub-alpine denes and on moors, N. and D.
11. C. digitala.
Ach. Syn. 267; Berwick Flora, ii. 96; Lichen digitals, Eng. Bot. 2439; Lightfoot, 874.
On moors, frequent.
12. C. deformis.
Ach. Syn. 268; Lichen deformis, Eng. Bot. 1394; Lightfoot, 876.
In sub-alpine denes and on moors, N. and D.
13. C. coccifera.
Ach. Syn. 269; Berwick Flora, ii. 96; Lichen cocciferus, Eng. Bot. 2051.
β L. cornucopioides, Lightfoot, 868.
α and β On moors and heaths, frequent.
14. C. bellidiflora.
Ach. Syn. 270; Berwick Flora, ii. 96; Lichen bellidiflorus, Eng. Bot. 1894.
At Prestwick Carr, on Hexham and Dilston Fells, and on Cheviot, N. On the Teesdale and Weardale Moors, D.
Probably a variety of C. coccifera.
15. C. cenotea.
Ach. Syn. 271; Baeomyces cenoteus, Northumberland and Durham Guide, ii. 65; Ach. Hist. 345, t. 7, f. 7.
On the moors near Edmondbyers, D.
16. C. sparassa.
Ach. Syn. 273; Lichen sparassus, Eng. Bot. 2362; L. ventricosus, Lightfoot, 275.
In sub-alpine denes, N. and D.
17. C. delicata.
Ach. Syn. 274; Lichen delicatus, Eng. Bot. 2052.
On moors near Lanchester, D. In Dilston Park and on Cheviot, N.
18. C. racemosa.
Ach. Syn. 275; Lichen spinosus, Lightfoot, 882; Hudson, 459; Baeomyces spinosus, Northumberland and Durham Guide, ii. 66.
On walls near Lanchester, D. On Hexham and Dilston Fells, N.
19. C. furcata.
Ach. Syn. 276; Lichen farcatus, Hudson, 458.
β subulata. Baeomyces subulata, Northumberland and Durham Guide, ii. 66.
α and β On moors near Eglestone, and in the vicinity of the Roman aqueduct at Butsfield, D. On Hexham and Dilston Fell.', N.
20. C. uncialis.
Ach. Syn. 276; Berwick Flora, ii. 95; Lichen uncialis, Eng. Bot. 174.
β udunca, Dill. Muse. t. 16, f. 21, A. B.
α. On heaths, common. β on Cheviot and the Teesdale Moors, N. and D.
