Acta Societatis pro Fauna et Flora Fennica, 49, N:o 2. 107 



cellulis paucis, long. 0.oi6 — O.024, crass. O.on — O.014 mm, secund. 

 Th. Fr. long. O.015 — O.021, crass. O.007 — O.010 mm. 



Distr. In rupe talcaceo-schistosa ad Kuoppaoja prope 

 Paanajarvi in Kuusamo (Vain.). 



Secundum specimen n. 3581 in herb. Nyl. in Christiansteen 

 ad Trondhjem Norvegiae a G. Torsell lectum et a Marklin Nylandro 

 datum, nomine „V. intercedentis" a Nyl. in Lich. Scand. p. 276 

 descriptum, a me denuo examinatum, apothecia sat crebra, 

 semiimmersa, nigra, opaca, ostiolo O.035 mm lato, haud foveolato, 

 margine ostiolari haud prominente, thallus albidus, dispersus, 

 gonidia pleurococcoidea, vulgo simplicia, diam. O.005 — O.007 mm, 

 parcius 2 — 4-cellulosa, membrana modice incrassata (etiam Gloe- 

 ocapsa gonidiis immixta provenit), nucleus albidus, haud resinoso- 

 guttulosus, periphyses long. circ. O.025, crass. O.002 mm, sat crebre 

 septatae, paraphyses obsoletae, striis paucis indicatae, asci sub- 

 clavati aut difformes, long. O.060 — O.oso, crass. O.024 — O.028 mm, 

 membrana tenui, molli, sporae 8:nae, distichae, decolores, elli- 

 psoideae, apicibus rotundatis, submurales, cellulis paucis, „long. 

 O.018 — O.023, crass. O.on — O.013 mm" (sec. annot. Nyl.), perithe- 

 cium superne fuscofuligineum, inferne sordide pallidum. — In 

 specimine ad Mantyjoki prope Paanajarvi lecto thallus tenuis aut 

 tenuissimus, cinerascens aut sordide albicans, apothecia sat 

 dispersa, perithecia vertice fuscescentia, inferne pallida, nucleus 

 jodo violascens, sporae long. O.019 — O.024, crass. O.012 — O.013 mm, 

 varie divisae, submurales, cellulis paucis, decolores. 



11. P. obscurata Vain. 



Verrucaria fuscoargillacea f. obscurata Vain. Adj. Lich. Lapp. II 

 (1883) p. 169. 



Thallus tenuissimus, laevigatus, fuscescenti-obscuratus 

 vel obsoletus. Apothecia dispersa aut partim sat crebra, 

 adnata, verrucas formantia circ. O.2 — 0.3 mm latas, hemi- 

 sphaericas, atras, nudas. Perithecium subhemisphaericum, 

 fusconigrum, nudum, basi tenue, subintegrum, margine 

 ostiolari nee prominente, nee impresso, ostiolo parvo, haud 

 aut parum foveolato. Sporae 8:nae, decolores aut pallidae, 

 submurales, cellulis sat paucis, long. O.015 — O.024, crass. O.on — 

 0.014 mm. 



Distr. Ad rupem dioriticam in regione calcaria ad 

 Mantyjoki in Kuusamo (Vain.). 



