--4 1HE tICHEN-FtORA 



Stn :— Schserer SpiciL 397. (1823.) Crombie En. 53. Mudd Man. 140. 



Fig :— Hepp Sporen t. 9. f . 76. 



Exs :— NyL 40. Zw. 87. Hepp 76. Anri It. S. 223. 315. Fellm. 179. 



Geog. Distbib : —Fiance, Italy, Switzerland, Hungary, E. Lapland. 



Bot. Pbov :— 2, 3. 



England :— Sussex ! Mr. Barrel: Essex ! Mr. Piggoti. New Forest near 

 Lyndhurst. Rev. J. M. Crombie. 



" Spores .003 to .0035 in. long, by .001 in. broad, t. 2. f. 45." (Mudd.) Spores 

 .0115— .015 mm. long, .005 mm. broad. 



Var. metabolica, (Ach.) albido-cinerascent, thin, unequal, dif- 

 fracto-subrimose ; apothecia minute, black, plane, thalline margin 

 thin, white, eventually fuscescent and concolorous with the disk. 



On trees. 



Stn :— Ach. L.U. 351. (1810.) Syn. 153. Nyl. Scand. 168. Crombie En. 53. 

 Geog. Distbeb : — France, Scandinavia. 

 Bot. Pbov :— 31. 



England : — " In Anglia forte vulgaris." Rev. J. M. Crombie. L c. Essex. Mr. 

 Piggott. 

 Channel Islands :— Trinity ! and Noirmont, Jersey. Mr. Larbalestier. 

 Spores .020— .021 mm. loDg, .006 mm. broad. 



120. L. prosecha, Ach. pale-straw-colour, thin, contiguous, 

 smooth, minutely rimtdose, sublobate in the circumference (K — C — ); 

 apothecia nigro-fuscous, adnate or subimmersed, minute, plane, 

 scattered, thalline margin thin, pale, entire ; paraphyses indis- 

 tinct ; spores 8, colourless, lineari-ellipsoid, 1-2-3-septate, 



On maritime rocks, rare. 1874. 



Stn :— Ach. L. IT. 346. Syn. 152. 



Geog. Distbd3 : — West Indies. 



Bot. Pbov:— 7...26. 



Ireland :— Rynvyle ! Kylemore Mountains ! Galway. Mr. Larbalestier. 



Wales :— Gimlet Bock ! Pwllheli 



Spores .013— .0155 mm. long, .005 mm. broad. 



121. L. tetrasticha. Nyl. vitellinous, deplanate, thin, areolato- 

 rimose ; apothecia ochraceo-aurantiaceous, biatorine, plane, mar- 

 ginate or at length sub-immarginate, (K red) ; spores 8, colourless, 

 oblongo-ellipsoid, 4-locular or 3-septate. 



On limestone rocks, rare. 



Stn :— NyL in Flora 1874. p. 307. 



Exs : — Anzi Lich. var. 252. (" B. rupestris var. rufescens.") 



Geog. Distblb : — Italy. 



Bot. Pbov :— 16. 



Scotland :— Island of Lismore, Argyleshire. Rev. J. M. Crombie. (18750 



Somewhat similar to Lecanora aurantiaca var. erythreUa, (Ach.) " Belongs to 

 the stirps of Lecanora Brebissonii, (Fee.) Varies with a flavo-albicant thallus. 

 Spores .014— 18 mm. long, .006 — 8 mm. broad." (Nyl.) Spores .015 mm. long, 

 .008 mm. broad. 



F. Spores multiseptate. 



122. L. hcematomma, (Ehrh.) sidphureous or albido-flaveicent, 

 pulverulent, tartareo-farinose, effuse ; apothecia scarlet, innate or 

 sub-sessile, moderate, thalline margin thick, flexuose, pulverulent ; 

 spores 8, colourless, acicular or fusiform, 3-7-septate, curved or 

 flexuose ; (thallus K yellow C yellow). 



On rocks, not frequent 1785. 



Stn:— Ehrhart Hanov. Mag. 285. (1783.) Ach. Syn. 178. Nvl. Scand. 172. 

 Mudd Man. 157. 

 Fig :-E. Bot. 223. 486. Hepp Sporen t. 73. f. 641. 



