Acta Societatis Pro Fauna et Flora Fennica, 49, N:o 2. 185 



constricte concatenatis aut simplicibus, vulgo O.020 — O.026 mm 

 crassis, partim tantum O.014 — O.016 mm crassis. Hyphae fusce- 

 scentes supra thallum parce evolutae, crass. O.003 mm, crebre 

 aut sat crebre constricte articulatae. Nucleus albidus, haud 

 resinoso-guttulosus, jodo non reagens. Paraphyses numerosae, 

 simplices, crass. O.001 mm. Asci fusiformes, long. circ. 0.060, 

 crass. O.010 mm, membrana tenui. Sporae 8:nae. Conidia „ellipsoi- 

 dea, minutissima" (sec. Nyl. 1. a). 



Obs. Plantae in Asia orientali ab Exs. Vegae collectae, hoc 

 nomine a Nyl. determinatae, jam gonidiis ad Trentepohliam umbrinam 

 pertinentibus a P. leptaleode differunt. 



11. P. globulans Vain. (n. sp.). 



Thallus sat tenuis, laevigatus, continuus aut demum 

 rimulosus, fuscescens aut partim cinereo-fuscescens, opacus, 

 hypothallo indistincto. Apothecia dispersa, verrucas for- 

 mantia 0.25(— O.3) mm latas, subglobosas aut depresso-subglo- 

 bosas, nigricantes aut basin versus fusco-nigricantes, basi 

 leviter constrictas aut praeruptas, nudas aut subnudas, mar- 

 gine ostiolari leviter prominente, ostiolo minutissimo, haud 

 foveolato. Perithecium purpureo-fuligineum, integrum, basi 

 tenue. Sporae distichae, fusiformes aut oblongae, apicibus 

 sat acutis aut obtusis, long. O.oie — O.026, crass. O.003 — O.005 mm, 

 3-septatae, loculis aeque longis, membrana sat tenui, haud 

 gelatinosa. Gonidia a Trentepohlia iolitho praedita. 



Distr. Supra rupem porphyricam in Makienpaallys Hog- 

 landiae (Vain.). 



Apotheciis subglobosis et gonidiis a P. chlorotica differt. 

 Facie externa apotheciorum vix differt a P. Koerberi (Flot.). 

 Gonidia cellulis anguloso-subglobosis, O.020 — O.026 mm latis, partim 

 concatenatis, contento flavescente, haud rubescente, membrana sat 

 crassa. Apothecia vertice vulgo nitida. Paraphyses numerosae, 

 simplices. Sporae 8:nae. 



4. Norrlinia Vain. (nov. gen.). 



Thallus crustaceus, uniformis. Apothecia simplicia. 

 Perithecium rectum, ostiolo mediano. Gelatina hymenialis 

 jodo parum reagens. Paraphyses simplices. Sporae 8:nae, 

 decolores, lacrymaeformes, 1-septatae. Gonidia palmeliacea. 



