Acta Societatis pro Fauna et Flora Fennica, 49, N:o 2. 41 



lari haud aut leviter prominente, ostiolo parvo, haud foveo- 

 lato. Sporae oblongae ellipsoideaeve, long. O.on — O.021, crass. 

 O.007 — O.009 mm. 



F. fumosa Vain. Thallus tenuissimus, partim subconti- 

 nuus aut dispersus, opacus, hypothallo indistincto. 



Distr. Ad lapides graniticos et schistosos in campis et 

 silvis et in rupibus littoralibus, interdum etiam supra tegu- 

 las vetustas. Nylandia: Ad Helsingforsiam („V. margacea 

 v. mauroides" Nyl. Ad Veg. Hels. Add., 1859, p. 235), Gum- 

 tackt (Vain.). Tavastia austr. : Tammijarvi in Luhanka (Vain.), 

 Sutoisenniemi in Korpilahti („V. mauroides" sec. determ. Nyl. 

 in Vain. Fl. Tav. Or. p. 120). Lapponia Tulomensis: Kildin 

 (leg. N. I. Fellman, „V. margacea f. mauroides" Nyl. Lich. 

 Lapp. Or. p. 169). 



Gonidia pleurococcoidea. globosa, simplicia diam. O.007 — 

 O.010 mm, membrana modice incrassata. Perithecium rubricoso- 

 fuligineum, hemisphaericum, margine ostiolari haud prominente, 

 ostiolo circ. 0.030 mm lato. Nucleus jodo roseus. Asci oblongi, 

 long. O.045 — 0.050, crass. O.ou — O.018 mm, membrana gelatinosa. 

 Paraphyses in gelatinam diffluxae. Sporae 8:nae, distichae, de- 

 colores, simplices, oblongae aut ovoideo-oblongae ellipsoideaeve, 

 apicibus rotundatis aut obtusis, long. O.on — O.015 („ — O.on" sec. 

 annot. Nyl.), crass. O.005 — O.oos mm. Proxima est V. umbrinulae, 

 quae thallo plus minusve granuloso interdum tantum vage ab ea 

 recedit. V. maculiformis Krempelh., Fl. 1858 p. 303, Lich. Bay. 

 p. 242 (Hepp Flecht. Eur. n. 685, Arn. Lich. Exs. n. 687), thallo 

 paullo magis evoluto subcontinuoque, laevigato, peritheciis glo- 

 bosis, semiimmersis, paullo majoribus ab ea differt. Subsimilis 

 etiam est V. dolosa Hepp Flecht. Eur. n. 689 („ V. margacea var. 

 dolosa Stizenb. Lich. Helv. p. 237). 



F. hypothallina Vain. Thallus tenuissimus, supra hypo- 

 thallutn nigricantem dispersus. 



Distr. Supra lapidem dioriticum in abiegno pone Fred- 

 riksberg ad Helsingforsiam (V. margacea var. mauroides Nyl. 

 Ad Veg. Hels. Add. p. 235). 



F. subathallina Vain. Thallus evanescens indistinctusve. 

 (Sporae long. O.010 — O.oie, crass. O.006— O.009 mm, sec. annot. 

 Nyl. „long. O.oic — O.023, crass. O.oo? — O.010 mm".) 



