206 THE LICHEN-FLORA 



erato-deformed, margin, thick, subtumid, undulate, in age thinner 

 and subobliterate ; spores 8, colourless, ellipsoid, simple ; {dusk 

 of apothecium C— . thaUus K yellow then orange red.) 

 On alpine rocks, rare. 



S-™ —Ach Meth. 59. (1803.) Syn. 45. Nyl. Scand. 159. 



F^-Ach N Act. Stockh. 15* t. 6. f. 4. HeppSporen t. 103. f. 905". 



bI s \ JnvI «■ Zw. 75. Hepp 905. Lindig 164. Anzi Btr. 19. Mass. 309. 



Geog I)istbd3 :— Fontainebleau ! Ardennes! Lozere! France! Germany! 

 Heidelberg ! Algeria ! Lapland ! Bogota ! N. Granada, Italy ! 



Bot. Pkov :— 2...7...15...26...31. T „„ ,. 



Scotland : — Morrone ! Braemar. Rev. J. M. Cromtne. 



Ireland :— Dawros Bridge ! co. Galway. Mr. Larbalestier. 



Wales : — Barmouth ! Craig Dhu ! near Criccieth. 



Channel Islands : — Near BonlayBay, Jersey ! Mr. Larbalestier. 



79. L. albella, (Pers.) white', silvery, determinate^ thin, mem- 

 branaceous, smooth; apothecia scattered, concave or plane, pale 

 or flesh-coloured, ccesio-pruinose or naked, margin entire ; para- 

 physes thick, free ; (thallus K yellow.) 



On trees, not common. 



Syn :— Persoon in Ust. Ann. Bot. st. 11. p. 13. (1794.) Ach. Syn. 168. Nyl. 

 Scand. 162. Stiznb. 1. c. Flora 1872. p. 365. 



Fig :— E. Bot. 2154. Hepp Sporen t. 21. f. 187. 



Exs :— M. & N. 1054. Schser. 315. Fellm. 127. And It. S. 178. Bohl. 77. 



Geog. Distblb :— Sweden, Germany, France, Helvetia, America, California, 

 Isle Bourbon, Vosges, Hungary, Arctic America. 



Bot . Pkov :— 1, 2, 3...5...10...15...31. 



England : — Stanstead Park, Essex. Mr. Jacob. Ayton, Cleveland. Mr. 

 Mudd. Hay Park, Herefordshire. Rev. T. SaVmey. Sussex ! Mr. Borrer. Ide 

 near Exeter ; Exmouth ! Chudleigh, Devon. Mr. Parfitt. Kelvedon, Essex. Mr. 

 Varenne. Midland Counties. Mr. Purton. Pophills, Warwickshire. Men. W. S. 

 Rufford. near Cirencester. Mr. W. Joshua. Ightham, Kent. Mr. Holmes. Lop- 

 pington ! Haughmond Hill ! Shropshire. 



Scotland : — Aviemore. Adm. Jones, not uncommon. Rev. J. M. Crombie. 



Channel Islands :— St. Ouen's Bay, Jersey. Mr. Larbalestier. 



" Gelatina hymenea I blue then nearly colourless or sometimes Iutescent and 

 the thecse vinoso-fulvescent, their apices persistent blue. Spores .009— .011 

 mm. long, .005 — 8 mm. broad." (Nyl. ) 



80. L. peralbella, Nyl. Similar to L. albella, but differs in 

 the gelatina hymenea becoming I vinous-red. 



On trees, thorns, &c, rare. 



Syn :— Nyl. in Flora 1872. p. 365. 



Fig :— E. Bot. 1651. ex herb. Sowerby in Brit. Mus. 



Exs :— Schaer. 315. 



Geog. Distbib: — Europe. 



Bot. Prov :— 2...(13— 18J...26. 



England :— New Forest, Hants, Miss Biddulph. 



Scotland: — Mr. Turner. 



Ireland : — Ejllery Bay, Galway. Mr. Larbalestier. 



C Spores polari-bUocular. 



81. L. aurantiaca, (Lightf.) flavescent or pale-lemon-colour, 

 granulate, rugose or unequal, rimose ; apothecia orange-coloured, 

 biatorine, thalline margin obtuse, pale-yellow, undulate; spores 8, 

 colourless, ellipsoid, polari-bilocular ; (thallus and apothecia K 

 crimson.) 



var. salicina, (Schrad.) 

 On ash trees. 1782. 



