OF GREAT BRITAIN, 203 



forma Turneri, (Sm.) albo-sorediate ; margin of apothecia 

 thick, entire, albo-gulverulent or sorediose. 

 On trees, not common. 1801. 



Stn r-Smith in E. Bot. 857. (1801.) Ach. Syn. 170. Mudd Man. 155. 



Fig :— E. Bot. 857. 



Exs :— Mudd 127. Leight. 237. 



Geog, Distrib : — Europe. 



Bot. Prov :— 1, 2, 3.. .10, 11...15...19...25. 



England : — Near Ayton ! Newton Wood ; Airyholme 1 Cleveland. Mr. 

 Mudd. Northumberland and Durham. Mr. Winch. Kelvedon, Essex. Mr. 

 Varenne. near Shanklin ; near Totness. Dr. Boll, near Exeter. Bev. J, M. 

 Crombie. West Allen Carrs, Northumberland, Bev. W. Johnson. Hawkhurat, 

 Tunbridge Wells. Mr. Jenner, Halstead, Kent. Mr. Holmes. 



Scotland : — Castleton of Braemar. Bev. J. M. Crombie. 



Ireland : — Muekruss demesne. Adm. Jones. Deer Park, Castlemartyr ; Kil- 

 larney. Mr. Carroll. 



74. L. poriniformis, Nyl. cinereous or pallido- cinereous, firm, 

 thin, rimoso-diffract ; apothecia 1-3-4, innate in convex verrucas, 

 (externally like a Pertusaria) disk pale, punctiformi-contracted; 

 spores 6-8, colourless, ellipsoid, simple ; (K yellow C the verrucse 

 and disk brownish-red.) 



On micaceous- schistose mountain-rocks, rare. 1865. 



Stn :— Nyl. in Flora 1865. p. 353. CrombieEn. 56. 

 Exs :— Crombie 74. 

 Geog. Distrib : — Europe. 

 Bot. Prov :— 15. 



Scotland : — Ben Lawers ! Adm. Jones. (1865.) Portlethen ! Kincardine. Craig 

 Tulloch. Bev. J. M. Crombie. 



"Spores .070-80 mm. long, .034—50 mm. broad." (Nyl.) 



75. L. rupestris, (Scop.) whitish or dark- cinereous, thin and 

 effuse, or tartareous, furfuraceous, rimuloso-areolate ; apothecia 

 dull-orange, immersed, plane and margined, or emersed, convex, 

 immarginate ; spores 8, colourless, ellipsoideo-oblong, simple ; 

 (apothecia K red.) 



On calcareous rocks, common. 



forma incrustans, (DC.) white, thin, effuse ; apothecia small, 



immersed, plane, margined. 



Stn:— De CandoUe El. Er. 2. 361. (1805.) Schser. En. 146. 

 Pig :— Hepp Sporen t. 31. f. 274. 



Exs :— M. & N. 944. upper spec. Schser. 220. Mass. 320. 

 Geog. Distbib : — Europe, N. Zealand, 

 Bot. Prov:— 1...5...10. 



England' : — Yorkshire I Mr. G. Dixon. Chudleigh Rocks ; Ansteys Cove, 

 Torquay, Mr. Poyrfitt. Whitecliffe Rocks ! Ludlow. 



forma calva, (Dicks.) white, thin, effuse ; apothecia large, 

 emersed, convex, immarginate. 



On calcai-eous rocks, frequent. 1790, 



Stn :— Dickson Crypt. 2. 18. (1790.) Ach. Syn. 39. Nyl. Scand. 147. Mudd 

 Man. 194. 



Fig :^E. Bot. 948. Dicks. Cr. t. 6. f. 4. Hepp Sporen t. 16. f. 134. 



Exs : — Schser. 221. Hepp 134. Mass. 321. M. & N. 944. lower central spec. 



Geog. Distrib :— Europe. 



Bot. Prov:— 3.. .5 ..7...15...19...26. 



England : — Craig-y-Rhiw, Oswestry ! Bev. T. Sahoey. Shotover Hill, Oxford. 

 Mr. Baxter. Oversley Green Bridge; Coughton Court, Warwickshire. Mr. 

 Purton. Whitecliffe Rocks ! Ludlow ! Llanymynech Hill ! Downton Castle 

 woods! Shropshire, 



