404 



THE LICHEN-FLORA 



15. 0. xanthodes, Nyl. yellow or flavo-cinerascent, thin, some- 

 what smooth, rimose ; lirellce black, oblong ; epithecium rimaeform ; 

 spores 8, colourless, fusiformi-oblong, 3-septate ; hypothecium and 

 perithecium nigricant. 



On quartzose rocks, rare. 1877. 



Syn :— Nyl. In Flora 1878. p. 245. 



Bot. Peov :— 26. 



Ibelahd : — Kylemore. Mr. Larbalestier. (1877.) 



"Spores .015 — 18 mm. long, .005— 6mm. broad. Gelatina hyiuenea I vinous 

 fulvous-red. Spermatia straight, .004 mm. long, scarcely ,0Ul mm. broad." 

 (Nyl-) 



*** Spores 5-septate, 



16. 0. varia, Pers. tJiallus white, pulverulent; lirellce promi- 

 nent, sessile, round, oblong, elliptical, elongate, attenuated at each 

 end; epit/iecium canaliculate or dilated in the middle, or plane and 

 convex; proper margin prominent, inflexed, sometimes sub- 

 evanescent ; spores 8, colourless, irregularly obovate or obovato- 

 fusiform, 5-septate. 



Spores .024 — .026 mm. long, .007 mm. broad. 



The following are the principal states of this very variable 

 species. 



forma pulicaris, Lightf. lirellce oval, oblong or elliptical, minute, 

 simple ; epithecium concave, dilated in the middle proper margin 

 persistent, inflexed. 



On various trees, common. 



Stn :— Lightf. Fl. Scot. 2. 801. (1777.) Nyl. Scand. 253. Leight. Br. Graph. 



14. Mudd Man. 230. 



Fig :— Ach. Meth. t. 1. f. 9. Chev. Graph. 1. 14. f. 3. & 4. Leight. Br. Graph, 

 t. 5. f. 9. 



Exs :— Schaer. 97. 518. 520. Zw. 5. A. C. Nyl. 73. 74. Anzi It. S. 329. 330. 

 331. Hepp 892. 166. M. 4; N. 954. 



Geog. Distrib : — Sweden, Switzerland, France, Italy, Hungary, Normandy, 

 Germany, Belgium, Pyrenees, Algeria. 



Bot. Pbov:— 1, 2, 3...5...15...19...24...31. 



England :— Sussex ! Mr. Borrer. New Forest ! Hants. Mr. Lydl. Kelvedon, 

 Essex. Mr. Varenne. Stoke Wood, Devon. Mr. Parfitl. Plymouth, Wye, Maid 

 stone, Kent. Mr. ffolmet. Epping Forest ! near Exeter. Rev. J. M. Grombie. 

 Abdon ! Bickley Coppice ! near Shrewsbury, Llanyblodwel rocks ! Shropshire. 



Scotland : — Near Stirling ; Killin ; Banchory in Aberdeen. Rev. J. M. 

 Crambie. 



Ireland : — Castleconnel near Limerick ! co. Clare ; Bostellan, Cork. Mr. 

 Carroll. 



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



forma notha, Acb. lirellce round or oblong, deformed, large; 

 epithecium plane or convex, obliterating the proper margin. 

 On oak, common. 



Stn :— Ach. Prodr. 19. (1798.) Syn. 76. Nyl. Scand. 253. Leight. Br.Graph. 



15. Mudd Man. 230. 



Fig :— E. Bot. 1890. Leight. Br. Graph, t. 5. f. 9. 



Exs :— M. & N. 857. Schar. 282. Leight. 66. Hepp 165. Nyl. 75. Anzi It. S. 

 327. LarbaL 91. 



Geog. Distbib:— France, Switzerland, Belgium, Italy, Normandy, Austria, 

 Germany. 



Bor. Pbov :— 1, 2, 3, 4, 5...10, 11...15...26...31. 



