Or GREAT BRITAIN. 33 



complicate, sinuate and plicate, nigricanti-furfuraceous above, 

 beneath cinereous or albo-cinereous and densely incano-tomentellose ; 

 apothecia dark-rufous, scattered, plane, thalline receptacle cupular 

 and prominent, margin entire ; spores 8, colourless, ellipsoid, 

 3-septate. 



On old trunks in sub-alpine localities, rare. 1790. 



Syn :— Dicks. Br. Crypt. 2. p. 21. (1790) ; Ach. Syn. 320, Nyl. Syn. 127. 



Fig :— Dicks. 1. c. t. 6. f. 8. E.Bot. t. 1980. Nyl. Syn. t. 4. f. 16. Hepp Sporen 

 t. 74. f. 652. 



Exs:— M. &N. 454. in part. Schser. 424. 500. Anzi Langob. 9. B. 292. Hepp 

 652. 



Geog. Distrib : — Europe, Pyrenees, Italy, Bavaria, Switzerland, Scandina- 

 via, Sweden, E. Lapland, Hungary, Austria, N. America. 



Bot. Prov :— 11.. .15, 16. 



England :— Teesdale, Durham. Rev . J. Harriman. 



Scotland : - Western parts, Mr. Dickson, (1790). Killin. Mr. D. Turner. 

 Appin. Rev. J. M. Cromhie. near Aberdeen ! Prof. Dickie. Glen Lyon aDd 

 Glen Lochy, Perthshire. Dr. Holl. Forfarshire. Mr. G. Don. 



"Spores .020—22 mm. long, .010—11 mm. broad." (Nyl.) 



20. L. Burgessii, (Lightf.) dark lead-colour or plumbeo-fuscescenh 

 large, laciniato-lobate, complicate, lobes crenulate or variously dis~ 

 sected, curled and crispate beneath, cinerascent and minutely albido- 

 tomentellose ; apothecia dark-rufous, large, plane or concave, thal- 

 line margin subfoliaceous, densely sinuato-laciniate and crispate ; 

 spores 8, colourless, ellipsoid, attenuated or apiculate at either 

 apex, 3-5-septate and irregularly murali-locular. 



On calcareous rocks and old trunks in sub-alpine regions, rare. 

 1774. 



Syn :-Lightf. Fl. Soot. 827. (1777) ; Ach. Syn. 320. Nyl. Syn. 132. 



Fig :— Lightf. 1. c. t. 26.E. Bot. t. 300. Hepp Sporen t. 106. f. 927. 



Exs :— Hepp 927. Maudon 35. 



Geog. Distrib : — Denmark, Switzerland, Canaries, America, Amazons, 

 Madeira. 



Bot. Prov :-6, 7. .12, 13.. .15, 16...19...26...30. 



England : — Cumberland ! Dr. Burgess. Gowbarrow Park ! and Keswick ! 

 Mrs Stanger. 



Scotland : — On bank of rivulet Duff-Kinnel, near Barntimpen, par. 

 Kirkpatrick ; and in Mollin Linn Wood ! par. Johnstone. Dumfriesshire. Rev. 

 Dr. Burgess. (1774) Scotch Highlands. Sir W. J. Hooker. Grampians. Rev. 

 J. M. Grombie. Inverary ! Mr. Bentham. Glen Falloch. Dr. Boll. 



Ireland : — Killarney. Dr. Taylor. Deer Park, Antrim. Dr. Moore. S. side 

 Kylemore lake. Mr. Larbalestier. 



Wales : — Devil's Bridge and Hafod, Cardiganshire. Sir J. E. Smith. 

 Abertygwyn, near Dolgefiey. Dr. Moll. Garth and Bhaiadr Du, near Bar- 

 mouth. Rev. T. Salwey. Bettws-y-coed ! 



"Spores .030-^0 mm. long, .013-17 mm. broad." (Nyl.) 



21. L. turgidum, (Ach.) dark olive-green, thick, rotundato-lobate, 

 smooth or granulated, lobes turgid, ascending and imbricated in the 

 centre, concave, undulate and plicate at the circumference ; apothecia 

 reddish-brown or nigricant, moderate, plane ; margin thick, turgid, 

 more or less granulate; spores 8, colourless, oblong or ovat> 

 oblong, 3-septate. 



On rocks and sandstone walls, not common. 



Sy N :— Ach. L. U. 634. (1810). Syn. 313. Nyl. Scand. 36. 

 Exs :— Schaer. 433. Hepp 215. Leight. 257. 

 Geog. Distrib : — France, Switzerland. 

 Bot. Prov:— 3, 4, 5...10...12. 



