OF GREAT BRITAIN. 183 



" Spores .003 in. long, by .001 in. broad." (MuMi.) "Spores .010—16 mm 

 long, .005— 6 mm. broad." (Ifyl.) "Spores .010 -15 mm. long, .005— 6 mm! 

 broad. Spermatia aoicular, arcuate." (T. M. Fr.) Spores .0115 mm. lonsr' 

 .0045 mm. broad. b ' 



35. L. symmicta, (Ach.) flavo-albicant, thin; apothecia pale or 

 pale-testaceous or pale-yellow, biatorine ; spores 8, colourless, elou- 

 gato-oblong, simple. 



On trees and palings, frequent. 



Syn :-Ach. L. U. 379. (1810.) Syn. 36. Nyl. Soand. 163. Mudd Man, 150. 



Exs :-Fellm. 132. Anzi It. S. 174. Zw. 341. Mudd 117. Fries 45. Leight. 176. 

 Smrft. 65. 



Geog. Distbib : — Scandinavia, New Zealand, Arctic America, Algeria, 

 Sweden, Switzerland, Hungary. 



Bot. Peov:— 2, 3.. .5 ..7, 8...10...31. 



England — Gopsall ! Leicestershire. Rev. A. Bloxam. Ayton ! Cleveland. 

 Mr Mudd. Kelvedon, Essex. Mr. Varenne. Epping Forest. Rev. J. M. Crombie. 

 Moreton ! Thame Park ! Oxford ! Mr. Ltvrbaleatier. Shoreham, Kent. Mr. 

 Holmes. Loppington ! Montford Bridge ! Middletown ! Haughmond Hill ! Tug- 

 ford ! Shropshire. 



Wales : — Tremadoc ! 



Channel Islands ; — Beauport ! St. John's, Jersey. Mr. Loyrbalestier. 



"Spores .003 to .0035 in. long, by .00075 in. broad." (Mudd. J "Spores 

 .010—13 mm. long, .004—5 mm. broad." (Z 1 . M. Fr.) Spores .013— .014 mm. 

 long, .005—0055 mm. broad. 



Var. aitema, (Ach.) yellow, leprose ; apothecia black, lecideine, 



convex, small, whitish within; spores oblong, simple. 



On trees, not common. 



Syn :— Ach. L. U. 178. (1810.) Svn. 24. Nyl. Scand. 163. Mudd Man. 150. 

 Fig.:— Hepp Sporen t. 9. f. 69. 

 Exs :— Hepp 69. Anzi It. S. 177. Crombie 66. 

 Geog. Distrib : — Sweden, Switzerland, Italy. 

 Bot. Prov:— 1... 3.. .19. 



England: — Exminster Marshes, Devon. Mr. Parfitt. Kelvedon, Essex. Mr. 

 Va/rerme. 

 Ireland : — Glanmire and Great Island, Cork. Mr. Carroll. 



Y&r.scepincola, (Ach.) yellow, granulose or granuloso-unequal ; 

 apothecia darlc-rufescent or black, more or less immersed, convex, 

 biatorino-lecideine ; spores oblong, simple or slightly 1 -septate. 



On old palings &c. frequent. 



Syn :— Ach. Syn. 35. (1817.) Nyl. Scand, 164. Mudd Man. 151. 



Fig :— Hepp Sporen t. 21. f. 192. 



Exs :— Mudd 118. Hepp 192. Anzi Langob. 303. 



Geog. Distrib:— Sweden, E. Lapland, Germany, Switzerland, Italy, Lom- 

 bardy. 



Bot. Prov:— 1... 5.. .10. 



England : — Near Battersby ! Cleveland. Mr. Mudd. Exeter, Devon. Rev. J. 

 M. Crombie. Stiperstones ! Sutton ! near Shrewsbury; Haughmond Hill ! 



36. L. orosthea, (Ach.) flavicanti-sulphureous, thin, areolato- 

 rimulose, unequal, subpulverulent ; apothecia subconcolorous,flavido- 

 cameous, convex, or tuberculoso-deformed, subpruinose; spores 8, 

 colourless, ellipsoid or oblong, simple ; thallus K yellow C orange 

 yellow. 



On sub-alpine rocks. 



Syn :— Ach. Prodr. 38. (1798.) Syn. 37. Nyl. Scand. 165. 

 Geog. Distrib : — Switzerland, Germany, Sweden, Scandinavia, Italy. 

 Bot. Prov :— 1... 5.. .7. ..15.. .26. 



England : — Bolt Head, S. Devon. Dr. Boll. LoDg Mynd ! near Church 

 Stretton, Shropshire, 



