Karsten: Spli?eropside?e in Fennia observatae. 65 



immersa, sphaeroidea, subastoma, nitentia, 0,2 mm. diam. Sporulse 

 botuliformes, curvulse, hyaline, longit. 3—4 mmm., crassit. 0,5—1 

 mmm. 



Hab. supra lignum pineum induratum ad Aboam. 



XXXVIII. Asteroma De G. Mem. Mus. Ill, p. 329; Fr. Syst. 

 Myc. II, p. 602; Sacc. Syll. Ill, p. 201. 



Pyrenia prominula, conferta, subconfluentia, subsphaeroidea, 

 minima, ambitu maculiformi, fibrillis innatis subradiato. Sporul^ 

 ovoidese vel breve cylindracese, continuse, hyalinse. 



1. Ast.? reticulatum (De G.) Ghev. Par. I, p. 447. 



Syn. Sphceria reticulata De G. Flor. Franc. VI, p. 138. Do- 

 tJddea reticulata Fr. Syst. Myc. II, p. 560. Asteroma (Camhosira) 

 reticulata Fr. Summ. Veg. Scand. p. 425. Asteroma reticulatum 

 Sacc. Syll. Ill, p. 214. 



Pyrenia epiphylla, atra, subseriata, fibrillis liberis, longitudi- 

 naliter serpentibus, subramosis juncta. Macula nulla. 



Hab. in foliis caulibusqve subsiccis Convallarice polygonati. 



In foliis strias sistit ramosas, ineeqvales, flexuosas et passim 

 anastomosantes. 



2. Ast? Epilobii Fr. Summ. Veg. Scand. p. 425. 

 Syn. Dothiclea Epilobii Fr. Syst. myc. II, p. 559. 



Macula ambiens, laevigata, uniformis, picea. Pyrenia sparsa, 

 prominula. 



Hab. in caule EpiloUi angustifolii in Fennia tota et Lapponia 

 rossica australi (Soukelo). 



Maculae subrotundo-difformes, determinatse, 7—10 mm. longge, 

 passim confluentes, tenuissimee, picese, absqve fibrillis, ubi sparsge 

 prominent cellulse minutse, inseqvales, Igeves, albofarctae, demum 

 apice depressse. 



3. Ast? atratum Ghev. Par. p. 449. 



Maculae inseqvales, fusco-atrse. Pyrenia minima, undiqve 

 stipata, prominula. 



Hab. in foliis Solidaginis virgaurew in Fennia australi passim. 



Maculae valde obscurse, varie confluentes et indeterminatae 

 Pyrenia minima, prominula, admodum conferta, epiphyfla, super- 

 ficiem omnem macularem occupantia, sed non confluentia. 



4. Ast? Angelicse Fr. Summ. Veg. Scand. p. 425 (nomen) 



