2^8 THE LICHEN-FLORA 



Wales : — Trefriw ! near Llanrwst. 



' ' Allied to L. deparcula, Nyl. Spores 0. 010 -12 mm . long, 0. 006 — 8 mm. broad. " 

 (Nyl.) 



129. L. silacea, Ach. bright-ferruginous-red, areolate, areolae 

 verrucoso-ffranulate, convex, tumid, smooth, (K — C — ) ; apcthecia 

 dark-iluish or violet-black, numerous, scattered or crowded, various 

 in size, closely adnaie on or between the areolae, plane or convex, 

 margin entire or flexuose ; hypothecium dark-fuscescent, subtended by 

 a darker-excipulum ; hymenium bluish, paraphyses distinct, apices 

 violet-black ; spores 8, colourless, roundish-oblong, simple, small ; 

 I intense-blue. 



On alpine rocks, probably not uncommon. 1870. 



Stn :— Ach. Prodr. p. 66 (1794) Syn. 22. Nyl. Soand. 225. T. M. Fr. Soand. 

 487. 



Fig :— Mass. Eic. fig. 123. 



Exs :— Scha;r. 190. 191. Anzi Langob. 159. 



Geog. Disted3 : — Sweden, Norway, Finland, Switzerland, Italy. 



Bot. Pbov :— 15. 



Scotland:— Glen Fender ! Blair Athole. Rev. J. M. Crombie (1870.) 



" Spores ,008—11 mm. long, .005—6 mm. broad." (T. M. Fr.) Spores .01 mm. 

 long, .005— .0055 mm. broad. 



130. L. calpodes, Strtn. darkly-cinereous, areolato-diffract, areolae 

 somewhat convex, contiguous or dispersed ; apothecia black, minute, 

 very numerous, innato-sessile, concave, suburceolate, acutely margined, 

 at length somewhat explanate, internally pale or pallido-fuscescent ; 

 spores 8, colourless, ellipsoid, almost spherical, simple ; paraphyses 

 irregular, indistinct, apices fuscescent; hypothecium fuscous or 

 pallido-fuscescent, thin ; gelatina hymenea I slightly blue then 

 vinous-red. 



On rocks, rare. 1875. 



Stn :— Stirton in Trans. Glasgow Soc. Nat. p. 88 (1875.) 

 Bot. Pbov : — 15. 



Scotland : — KiUiecranMe. Dr. Stirton (1875.) 



"Spores .007— .0085 mm. long, .006— .007 mm. broad. K renders the para- 

 physes as distinct, filiform, irregular, branching fibres." (Strln.J 



131. L. Mullensis, Stirt. cinereous or nigro-cinereous, areolato- 

 verrucose, diffract, (K yellow, internally yellow then ferruginous-red) 

 formed of erect columellas, which are either connate or segregate 

 and dispersed ; apothecia black, subinnate, small, plane, acutely 

 margined, margin often flexuose or undulate ; hypothecium thickish, 

 fuscous or fuscous-black ; paraphyses very irregular and indistinct ; 

 nigro-apiculate ; spores 8, colourless, ellipsoid, simple. 



On rocks, rare. 1877. 



Stn :— Stirton in Scottish Naturalist. 4. 166 (1877.) 



Bot. Pbov :— 16. 



Scotland :— MulL Dr. Stirton. (1877.) 



"Spores .006— .009 mm. long, .004—006 mm. broad. Gelatina hymenea I 

 bluish, then vinous-red. Hymenium K yellow, then 'with stellate groups of 

 reddish acieular crystals. Asci with thick pellucid walls upwards." (Stirt.) 



****** Thallus areolate, areolae flat or plane, 



t Hypothecium pale. 



133. L. polycarpa, Flk. cinn -ascent, very thin, tartareous, 



