Acta Societatis pro Fauna et Flora Fennica, 53, N:o 1. 169 



Jur., Fl. 1858, p. 505, sine descr., teste Arn. Lich. Frank. Jur., 1884, p. 

 184). Mycobacidia herbarum Rehm in Rabenh. Krypt.-Fl. Deutschl. Ascom. 

 (1896) p. 338; Sacc. Syll. Fung. X (1892) p. 66. 

 Exs. Arn. Lich. Exs. (1865) n. 290. 



Thallus tenuis aut raro modice incrassatus, verruculo- 

 sus aut verniceus et sat laevigatus, cinerascens vel albido- 

 glaucescens. Apothecia sat parva aut mediocria, sessilia, 

 basi bene constricta, disco persistenter piano aut demum 

 depresso-convexo, versicolore, testaceo aut rufescente aut 

 castaneo- vel umbrino-fuscescente aut umbrino-nigricante, 

 margine tenui aut sat tenui, concolore, persistente aut 

 demum excluso. Hymenium modice incrassatum, epithecio 

 decolorato aut pallido. Hyppthecium superne rubricoso- aut 

 pallido-rufescens, KHO parum reagens, plectenparenchymati- 

 cum, inferne subdecoloratum chondroideumque. Perithecium 

 extus vulgo tenuiter plectenparenchymaticum, intus chon- 

 droideum. Sporae aciculares, longitudine mediocres, gra- 

 cillimae, sat rectae, pluri-septatae. 



Distr. Supra muscos vetustos et alias plantas de- 

 structas ad terram rara. — AL: Basto (E, Nylander, teste 

 Th. Fr. 1. c). N.: Raseborg (A. Kullhem). Ta.: Hovila in 

 Hollola (Vain.), Kissakallio prope Kaila et ad Templum in 

 Asikkala (J. P. Norrlin). KOn.: Ad calcifodinas in Suojarvi 

 (Norrl.). LPon.: Ponoi (N. I. Fellman), 



Thallus opacus aut leviter nitidus, hypothallo indistincto. 

 Apothecia vulgo haud numerosa, lat. 0.4 — 0.7, raro — 1.5 mm, 

 crass, circ. O.aeo — O.520 mm, haud pruinosa, saepe versicoloria in 

 eodem specimine, disco opaco, interdum subconcavo, margine 

 nitido aut opaco, bene prominente aut discum haud superante 

 aut demum excluso. Hymenium O.oeo — O.055 mm crassum, jodo 

 caerulescens, dein vinose rubens. Epithecium decoloratum aut 

 pallidum. Hypothecium in parte superiore cavitatibus cellularum 

 bene depressis aut subglobosis, O.0015 — O.002 mm latis, in seriebus 

 horizontalibus aut in medio apothecii subverticalibus, membranis 

 sat tenuibus aut sat bene incrassatis, inferne irregulariter con- 

 textum, decoloratum aut pallidum. Perithecium ex hyphis radi- 

 antibus, conglutinatis formatum, chondroideum, cavitatibus cellu- 

 larum oblongis elongatisve, O.0015 mm latis, membranis sat modice 

 incrassatis, aut in superficie perithecii cellulis subglobosis, O.ooe — 

 0.008 mm latis, in 1 — 2 seriebus dispositis, in margine totum aut 



