350 



THE LICHEN-FLORA 



Geog. Distrib :— Switzerland, Bavaria, Austria, Sweden, Denmark, Nor- 

 way, Finland. 



Bot. Pkov :— 1...7...10...15...19...26...30. 



England : — Lounsdale ! Cleveland. Mr. Mudd. Launceston, Cornwall. Dr. 

 Soil. Cranbrook Castle ; Islington, Devon. Messrs. Jones and Kingston. 



Scotland : — Ben Lawers. Dr. Holl. Castleton of Braemar ; Blair Athole ; 

 Coast of Kincardine. Rev. J. M. Crombie. 



Ireland : — Mangerton. Dr. Taylor, co. Antrim. Adm. Jones. Ballynakill ! 

 co. Galway. Mr. Larbalestier. 



Wales :— Aberdovey ! Rev. A. Bloxam. Cader Idris. Dr. Holl. Dolgelley ! 

 Barmouth ! Glyder Vach ! Llyn Cwlyd ! Trefriw ! Moel-y-gest ! Crib Coch ! 



" Spermatia fine and delicate, cylindrical or subacicular." (Mudd.) " Spores 

 .018— .024 mm. long, .008— .011 mm. broad." (Nyl.) " Spores .012— .022 mm. 

 long, .006— .010 mm. broad." (T. M. Fries.) Spores .0155— .018 mm. long, 

 .007— .008 mm. broad. 



289. L. mesoidea, Nyl. cinerascent, thin, sub-opake, unequal, 

 sub-areolat&rimulose, (K — C — ) ; apothecia black, moderate, younger 

 ones margined, then sub-convex and the margin evanescent, con- 

 colorous within ; spores 8, colourless, oblong, 3-septate ; para- 

 physes moderate, apices nigricant ; hypothecium black with a 

 yellowish-red or cerasino-rufescent middle stratum ; gelatina hymenea 

 eserulescent, then violet, with iodine. 



On maritime micaceo-schistose rocks and old walls, rare. 1868. 



STN :-Nyl. in Flora 1868. p. 475. Crombie En. 78. 



Geog. Distrib :— Europe. 



Bot. Prov:— 26.. .31. 



Ireland :— Killery Bay ! Connemara. Mr. Larbalestier. 



Wales : — Goodwick Bay ! Pembrokeshire, 



Channel Islands :— Sark. Fliquet Bay ! Jersey. Mr. Larbalestier. 



Approaching L. acclinis, (Flot.) but differs in the hypothecium, as also from 

 L. squamidosa, Deak. by the distinct upper stratum of the hypothecium. The 

 section of the hypothecium approaches most closely to that of L. squarrmlosa, 

 but that species has a different thallus with different reaction, and larger spores 

 of a different shape. "Spores .014 — .017 mm. long, .006 mm. broad." (Nyl.) 

 Spores .016— .018 mm. long, .0065— .007 mm. broad. 



290. L. premneoides, Nyl. pallido-virescent or cinereo-virescent, 

 slightly leprose, effuse, (K — C — ) ; apothecia black, moderate, 

 margined, plane, epithecium sometimes sub-virescenti-suffused ; spores 

 8, colourless, oblong, obsoletely 3-septate ; paraphyses slender ; 

 hypothecium black; gelatina hymenea vinous-red with iodine. 



On walls in maritime localities, rare. 1865. 



Stn :— Nyl. in Flora 1865. p. 147. Crombie En. 79. 

 Geog. Distrib :— Europe. 

 Bot. Prov :— 26...31. 



Channel Islands : — Noirmont ! Jersey. Mr. Larbalestier. 

 Ireland : — Doughruagh Mountain ! Galway. Mr. Larbalestier. 

 Allied to L. aromatiea, Ach. and granosa, Tuck, and with the aspect of L. 

 premmea, Ach. " Spores .019 — 25 mm. long, .007 — 8 mm. broad." (Nyl.) 



291. L. mbimbricata, Nyl. darkly-cinerascent, squamulose, 

 squamules firm, subimbricate, subcrenate, everywhere concrescent; 

 apothecia black, plane, marginate, internally concolorous ; hypo- 

 thecium and excipulum rubricose ; epithecium nigricant ; spores 8, 

 colourless, oblong, 3-septate ; paraphyses distinct, moderate. 



On calcareous rocks. 1876. 



Stn :— Nyl. in Flora 1877. p. 460. 



Bot. Pbov :— 26. 



Ireland:— Near Kylemore, Galway. Mr. Larbalestier. (1876.) 



