Die Gattung Polyblastia (Mass.) Th. Fries wird nun 
in folgender Weise diagnostieirt: Crusta gonidia Archilichenum 
_fovens; apothecia pyrenodea; amphithecium carbonaceum; 
_ gonidia hymenialia nulla; paraphyses in gelatinam diffluxae; 
sporae paucae (1—8), muriformes, pallidae vel obscure co- 
Es folgt dann die Beschreibung der 19 scandinavischen 
 Speeies, die in vier Gruppen gebracht werden: 
A. Stirps Polyblastiae theleodis: apothecia magna vel 
 mediocra; sporae octonae, obscure coloratae, blastidiis nu- 
> merosis, 
1. P. theleodes (Smrft.) Fries. — 2. P. Henscheliana 
-(Körb.) Lönnr. — 3. P. scatinospora (Nyl.) Hellb. — 4. P. 
nidulans (Stenh.) Körb. 
B. Stirps Polyblastiae tristiculae: sporae binae. 
5. P. tristicala (Nyl.) Th. Fries, — 6. P. agraria Th. 
C. Stirps Polyblastiae intercedentis: sporae octonae, 
0 nn aa sepallidae: 
.2.....@. Species muscicolae vel terrigenae. 
7. P. terrestris Th. Fries. — 8. P, bombospora Th. 
Fries & Almgu. 
....% Polyblastia subocellata nova spec. Crusta tenuis, 
leproso-granulosa, sordide albida; apothecia majuscula, im- 
mersa vel semiimmersa, tantummodo apice a crusta non 
tecta; amphithecium operculiforme, haud discretum, nigrum; 
perithecium subglobosum vel suboveideum, extus crasse 
nigrum; sporae octonae, mediocres, pallidae, blastidiis numero- 
‚Supra muscoram pulvinulos. — Apothecium 0,5-—6 mm. 
m, asci ventricoso-clavati, sporae ellipsoideae vel oblongae, 
‚046—63 mm. longae et 0,019—30 mm, crassae, 2 
10. P. gelatinosa (Ach.) Th. Fries. — 11. P. bryophila 
Lönnr. — 12. P. Sendtneri Krplh. | | 
ee 6, Species saxicolae. 
. 13. P. intercedens (Nyl.) Lönnr. — 14. P. sepulta Mass. — 
P. forana (Anzi) Körb. — i en 
16. Polyblastia intermedia noya spec. Crusta 
'tenuissima, cinerascens vel albida; apothecia submediocria, 
iümmersa; amphithecium subhemisphaericum, atrum; peri- 
bglobosum, nigrum vel nigricans; sporae octonae,; 
ipsoideae vel oblongae, incoloratae, blastidis 
5. — Ad saxa calcarea, — Apothecia 0,2 -3 mm. lata. 
i inflato-vel ventricoso-clavati. Sporae blastidiis 8—12 com- 
©, 0,015—21 mm. longae et 0,007—10 mm. crassae. 
en 
