OF GREAT BRITAIN. 



265 



hypoihecium pale ; paraphyses distinct, thickish, apices incrassate, 



fuscous ; spores 8, colourless, elliptical or oblong, simple, minute ; 



gelatina hymenea I blue. 



On trees, not common. 



Stn:— Ach. L. U. 382. Nyl. Soand. 201. Lapp. Or. 145. 

 Exs :— Leight. 326. Anzi Veil. 27. 

 Geog. Distrib :— Scandinavia, E. Lapland. 

 Box. Prov :— 10. 



England : — Cleveland ! Yorkshire. Mr. Mudd. 



"Spores 0.010—18 mm. long, 0.004—5 mm. broad— or spores 0.008—0.015 

 mm. long, 0.0040—0.0045 mm. broad." (Nyl.) 



67. L. aphana, Nyl. grey, thin, sub-verrucoso or subgranuloso- 

 unequal, indeterminate ; apothecia black, rather small, slightly 

 convex, immarginate, albicant within; hypothecium colourless or 

 sometimes slightly violaceo-fuscescent in the lower portion ; epithecium 

 violaceo-fuscescent ; spores 8, colourless, ellipsoid or oblong, simple, 

 minute ; thalamium vaguely violaceo-fuscescent ; gelatina hymenea 

 cserulescent with iodine. 



On maritime rocks, rare. 1865. 



Stn :— Nyl. in Flora 1867. p. 327. Crombie En. 84. 

 Geog. Distrib :— Europe. 

 Bot. Prov :— 24. 



Ireland : — Near Kilkee ! eo. Clare. Mr. Carroll. (1865. ) 

 Externally comparable with L. sylvicola, but quite distinct. " Spores 0.008 — 

 0.011 mm. long, 0.0035—0.0045 mm. broad." (Nyl.) 



68. L. aphanoides, Nyl. darkly-olivaceo-cinerascent, thin, sub- 

 verrucoso or sub-granuloso-unequal, indeterminate or sub-evanescent ; 

 apothecia black, smallish, slightly convex, immarginate, naked, 

 whitish within ; hypothecium colourless or slightly-rubricoso-mfes- 

 cent in lower portion ; epithecium. ccerulescent ; spores 8, colourless, 

 ellipsoid, simple ; thalamium ccerulescent ; paraphyses indistinct ; 

 gelatina hymenea cserulescent, then violaceo-rubescent with iodine. 



On calcareous mountain rocks, rare. 1868. 



Syn :— Nyl. in Flora 0868.) p. 476. Crombie En. 84. 



Geog. Distrib : — Europe. 



Bot. Prov : — 15. 



Scotland : — Craig Guie, ! Braemar. Rev. J. M. Crombie. (1868.) 



Approaching L. aphana, Nyl. but with a differently colored thalamium and 

 smaller spores, &c. " Spores 0.009 - 0.013 mm. long, 0.045—0.0055 mm. broad." 

 (Nyl.) 



69. L. misella, Nyl. luteo-virescent, thin, effuse, minutely 

 unequally granulose, almost furfwraceous ; apothecia lividofuscous, 

 fuscous or nigrofuscous, somewhat greenish when wet, minute, scat- 



, tered or numerous, subinnato-sessile, convex, immarginate ; hypo- 

 thecium colourless ; hymenium pallido-nigrescent, or pale-violet, like 

 pale ink ; spores 8, colourless, minute, oblongo-ellipsoid, simple ; 

 paraphyses indistinct, epithecium colourless; I pale-blue then 

 slightly-vinous. 



On putrid fir pales, rare. 1870. 



Stn :— Nyl. Scand. p. 202 (1861.) Nyl. Lapp. Or. p. 177 (1866.) Crombie in 

 Journ. Bot. n. s. 2. p. 134. L. melanochroza, Leight. Lich. Fl. 2d. ed. p. 267. 

 Crombie in Seem. Journ. 11. 178. (1871.) 



Geog. Distrib :— Finland. 



Bot. Prov ■■— 15, 



