286 



THE LICHEN-FLORA 



deformed, disk plane, somewhat shining and smooth, internally 

 dusky ; hypotliecium a thin nigro-fuscous line resting on the 

 hypothallus; spores 8, colourless, oblong, simple; paraphyses 

 distinct. 



On alpine rocks, not unfrequent. 



Syn :— Hepp Wurtz. 61. (1824.) Nyl. Scand. 322. 



Exs :— Schaa-. 181. M. & N. 549. Zw. 6, Anzi It. S. 251. 



Geog. Distbib :— Switzerland, Pyrenees, Spain, Germany, Norway. 



Bot. Pbov :— 7...15...31. 



Scotland : — Kincardine ! Braemar. Rev. J. M. Grombie. 



Wales : — Pen-y-gwryd. Mr. W. Joshua. Barmouth ! Snowdon ! Cader Idris ! 

 Trefriw! 



Channel Islands : — Rozel, Jersey. Mr. Lartalestier. 



Ibeland : — near Letterfrack ! Mr. Lwrbalestier. 



" Spores .008— 11 mm. long, .006— 8 mm. broad." (Nyl.) Spores .01— Oil 

 mm. long, .006 — 7 mm. broad. Medulla I — . 



Var. lygcea, Ach. umber-coloured, effuse, continuous, smooth, 

 slightly rimulose, (K — C — ) ; apothecia minute, adpresso-sessile, 

 plano-convex, smooth, immarginate, nigro-fuscous, internally dusky. 



On rocks, rare. 1865. 



Stn :— Ach. Syn. 34. excl. var. (1817.) Nyl. Scand. 223. 



Geog. Distbib : — Switzerland, Pyrenees, Lombardy, Italy. 



Bot. Pbov :— 7. ..26. ..31. 



Wales : — Cwm Glas ! Snowdon. (1865.) Nant Gwynant ! Snowdon. 



Channel Islands: — Boulay Bay ! Jersey. Mr. LarbaXestkr. 



Ibeland : — Delphi Mountains, Connemara ; Lough Muck. Mr. Larbaiestier. 



"Spores .008— 11mm. long, .006— 8 mm. broad." (T.M.Er.) Medulla I. 



124. L. segregans, Nyl. whitish or albido-ciner ■ascent, verrucoso- 

 granulose, granules various, somewhat convex, more or less segregate 

 or verrucoso-confluent, laxly adnate ; hypothallus nigricant, scarcely 

 visible ; apothecia black, somewhat plane, immarginate, at length 

 convex, and often aggregato-confluent, small, concolorous within; 

 hypothecium fuscous ; epithecium scarcely obscurate ; spores 8, 

 colourless, oblong, simple ; hymenium dusky; paraphyses moderate, 

 scarcely distinct; gelatina hymenea dilutely-cserulescent then 

 vinoso-fulvescent with iodine. 



On alpine micaceo-schistose rocks, rare. 1866. 



Syn :— Nyl. in Flora 1866. p. 372. Crombie En. 92. 

 Exs :— Rabh. 768. Anzi Langob. 121. Sehser. 626. 

 Geoo. Distbib :— Europe. 

 Bot. Pkov : — 15. 



Scotland : — Ben. Lawers. Ad/m. Janes. 



Systematically probably near L. mdanchevma, Tuck. " Spores .010 — 13 mm. 

 long, .0035— .0045 mm. broad." (Nyl.) 



125. L. symphorella, Nyl. whitish or albido-cinerascent, areolate, 

 areolae convex more or less scattered and dispersed, (K yellow C 

 yellow) ; apothecia black, minute, somewhat convex, immarginate, 

 aggregato-acervulate, acervuli composed of many connate apothecia, 

 internally concolorous, sessile upon and nearly obliterating the 

 areolae; spores 8, colourless, lineari-oblong, simple, the contents 

 having a tendency to separate into 3 nuclei or cells ; paraphyses 

 moderate, indistinct ; epithecium darkly-fuscescent ; hypothecium 



