GBNEKIS SOtORIN^ ACH. 19 



ce 20-30 \i crasso, demum plectenchyraatico cellulis ovoi- 

 deis, lumine 8-12 [x lato, circumdata atque gonidia nosto- 

 cacea, pallido cserulea, 3-5 \t. lata, moniliformiter juncta 

 pluraque in vaginis aggregata hyphasque continentia. 



6. Solorina octospora Arn. 



Lichenolog. Ausfl. Tirol, XIY, p. 64, in Verhand. zoolog.-botan. 

 Gesellsch. Wien, t. XXV, 1875, p. 496. 



S. saccata var. octospora Arn. loc. citât., X, p. 103, XII, p. 47, et 

 XIIT, p. 25. in ead. eglog , t. XXIII, 1873, p. 103 et 531, ac t. XXIV, 

 1874, p. 255, atque v. Dalla Torre und v. Sarnth. Flor. gefûrst. 

 Grafsch. Tirol, t. IV, 1902, Flecht. Tirol, p. 92, secundum Arn. 

 Licfi. exsicc, n. 529, a, b et c. ad saxa micacea, in Gurgi, gneissacea 

 in Brenner, altit. 7.000-8.000 ped., ac supra terram in Waldrast, in 

 Tyrolia, specimina, annis 1873-1875, ab eo lecta. 



Thallus obscure vel atrato rufescens, opacus et loba- 

 tus ; lobi 0,5-1 mill. lati, horizontales, radiantes aut ra- 

 rius varie directi, raro applanati, ssepins profunde con- 

 cavi ac oris elevati, contigui vel paiilum imbricati, in am- 

 bitu rotundati integrique, in superficie nunc leeves, nunc 

 tenuiter rugulosi et fere tessellati rosulasque 4-6 cent, la- 

 tas efficientes ; subtus rnfescens, ad oras tomentosus et 

 dein rhizinis albidis crebrisque muniti. Cortex hyalinus, 

 snrsum in zona angnsta brunneus et 70-90 [j. crassus ; 

 ejus hyphse verticales aut paukim obliquas, fastigiatse, 

 parce ramosae, arcte coadunatse articulataeque articulis 

 10-16 [A longis et 4-6 [x latis. Gonidia viridia, e génère 

 Algarum Dactylococco infusionuin N^o. sumpta, sphae- 

 rica vel oblonga, 3-4 \j. lata, et stratum 50-60 [x crassum 

 sub cortice thalli formantia, in eum paulum ascendentia 

 atque triplice D"' Gueguen reagente corpusculis rubris 

 cooperta. Hyphae medullares albidis corpusculis nubilatse, 

 4-6 \i. crassse, horizontales, articulatse, ramosae, parum 

 ^rcte implexâQ atc|UQ stratum 190 ac in apice lobyloruia 



