OF GREAT BRITAIN. 



269 



Channel Islands : — Common on all the Islands, Mr. Larbalestier. 



This species, growing on trees, varies greatly in the characters of its thallus, 

 being continuous and smooth (Smrft. 48. Leight. 328. Anzi It. Sup. 279. Hepp 

 127.) Sussex ! Mr. Borrer. Shropshire ! Barmouth ! ; minutely granulate (Mudd 

 169. Nyl. Pyr. Or. 43) near Ayton ! Mr. Mudd. Sussex ! Mr. Borrer ; minutely 

 horizontally corrugate (Anzi It, Sup. 276. b. 277c. Leight. 327) Ulting and 

 Hatfield ! Mr. Piggott. Barmouth ! ; continuous, but breaking up into detaching 

 flakes (Hepp 3. Zw. 350. Anzi Langob. 187. Ital. Sup. 275. 278.) Fermoy ! 

 Castlebernard ! Cork ! Mr. Carroll. Sharpstones ! ; Shelton ! Weir Coppice ! 

 Haughmond Hill ! Shropshire ! convexo-areolate, subfurfuraceous, (Hepp 725. 

 Smrft. 46. 47. 129. Anzi Venet. 75. Ital. Sup. 281) Glen Nevis ! Dr. Lindsay. 

 Sharpstones ! Montford Bridge ! Shropshire ; Leprose, (Reich, and Schub. 53. 

 AnziEtr. 30.) Cork! Mr. Carroll. Alberbury! Abdon ! Sutton Spa! Shrop- 

 shire. 



The characteristics in all forms are the chemical reactions (K yellow C 

 orange-reddish) ; the fuscescent hypothecium with a pale or bluish lateral 

 excipulum ; and the nucleolate spores. 



Var. tabescens, (Korb.) cinereo-virescent or yellowish-green, 

 thin, effuse, somewhat shining, subrimulose (K yellow C orange- 

 red) ; apothecia livido-fuscous, adnate or sublimate, tumid and 

 convex, difformed, margin obscure, soon obliterated. 



On beech, not common. 1856. 



Stn :— Korb. Syst. 203. (1855.) 



Fig : — Hepp Sporen t. 61. f . 525, 



Exs :— Hepp 525. Leight. 329. 



Geog. Distrib : — Switzerland, Germany. 



Bot. Prov : — 7. 



Wales :— Barmouth ! (1856.) 



Var. flavens, Nyl. simular to the type, but with a yellowish thal- 

 lus and apothecia internally whitish, and hypothecium nearly 

 colourless, (K yellow C orange-red). 



On trees, rare. 1869. 



' ' Latet sub elaochroma, Ach. (ex. hb. Ach. ) a qua etiam parum diversa. " (Nyl. ) 



Syn :— Nyl. Scand. 217. (1861.) Crombie En. 77. 



Geog. Distrib : — Scandinavia. 



Bot. Pbov:— 5. 7.. .15. 



England : — Brampton Brian Park ! Stannor Hill ! Herefordshire. Sharp- 

 stones ! Shropshire. 



Scotland : — On spruce fir near Abergeldie Castle ! Braemar and in Breadal- 

 bane. Bev. J. M. Crombie. 



Wales : — Dolgelley ! 



Var. elceockroma, Ach. greenish-yellow or yellow or dirty and 

 dark-greyish-green, effuse or nigro-limitate, granulose or granuloso- 

 furfuraceous and cracked, (K yellow C orange-reddish) ; apothecia 

 black, small, numerous, plane or convex, margin thin, afterwards 

 obliterated. 



On trees, frequent. 



Stn :— Ach. L. U. 275. (1810.) Syn. 18. Nyl. Scand. 217. 



Fig :— E. Bot. 1450. in part. 



Exs :— Leight. 126. Mudd 170. Nyl. 140. Zw. 128. Bohl. 45. Maudon 4. M, & 

 N. 746. Anzi It. Sup. 274. Am. 230 Hepp 128. 



Geog. Distrib : — France, Switzerland, Italy, Hungary, Germany. 



Bot. Pbov:— 1, 2, 3.. .5.. .7, 8. .10. .15, 16.. .19, 20...31. 



England :— Ayton. Mr. Mudd. Oswestry ! Bev. T. Salwey. Sussex. Mr. 

 Borrer. Twycross ! Leicestershire. Bev. A. Bloxam. near Worcester ! Mr. Lees. 

 Tetsworth ! Oxfordshire. Mr. Larbaleslier. Devon. Mr. Parfitt. Lyston ; 

 Witham ! Feering ; Baddow, Essex. Mr. Varenne. Bed Hill ! Alberbury ! 

 Shelton ! Sharpstones Hill ! Llanymynech ! Shropshire. 



Scotland :— Glen Nevis ! Dr. Lindsay. Long Island, Prof. Balfour. 



