Karsten: Sphreropsidese in Fennia observate. 39 



4. D. fructigena Karst. Symb. ad Myc. Fenn. XXVIII (1888), 

 p. 42. 



Pyrenia sparsa vel subgregaria, erumpentia, globulosa vel 

 oblongata, subastoma, atra, latit. 0,3 mm. Sporulge fusoideo-elon- 

 gatse, rectse, hyalinge, longit. 10—20 mmm., crassit. 3—4 mmm. 



Hab. ad carpella Ledi paliistris prope laciim Mustialensem, 

 Salois, m. Junio et Julio 1888 (0. Karsten). 



5. D. Chenopodii Karst. (Hedw. 1885, p, 73). 



Pyrenia sparsa, initio epidermide tecta, subsphseroidea, ver- 

 tice in ostiolum conoideum, poro pertusum attenuata, glabra, 

 atra, latit. 0,2 mm. Sporulae oblongata, utrinqve obtusissimae, 

 rectao, l-septatfe, eguttulatse, ad septmn vix constrictse, hyalinse, 

 longit. 14 — 16 mmm., crassit. 5,5 — 6,5 mmm. 



Hab. ad caules emortuos Chenopodii alhi prope Mustiala, 

 m. Junio. 



XXVI. Biplodiella Karst. (Hedw. 1884, p. 62). Sacc. SylL 

 III, p. 375. 



Pyrenia superficialia, plerumqve lignicola, sphaeroidea, pa- 

 pillata, subcarbonacea, glabra, atra. Sporulge ellipsoidefe vel ob- 

 longatse, l-septatse, coloratse. 



1. D. Crustacea Karst. (Hedw. 1884, p. 62). Sacc. Syll. Ill, 

 p. 376. 



Pyrenia confertissima, crustaceo-aggregata, superficialia, car- 

 bonacea, subovoidea, vertice attenuata, glabra, atra, nitida, 0,3 — 

 0,4 mm. diam. Sporulae oblongatse vel ellipsoidese, utrinqve apice 

 obtusse, rectae vel subrectse, l-septatse, septo non vel vix con- 

 strictse, dilute fuscidulse, longit. 8—13 mmm., crassit. 3—4 mmm. 



Hab. ad lignum pineum prope Mustiala. 



XXVII. Psendodiplodia Karst. Symb. ad Myc. Fenn. XV, p. 

 156. Sacc. Syll. Ill, p. 621. 



Pyrenia subcutaneo-erumpentia, ceraceo-carnosula, mox ore 

 lato aperta. Sporulse ellipsoidese, l-septatse, dilute olivaceae. — 

 Excipidaceis forte potius adscribendum genus. 



1. Ps. ligniaria Karst. (Hedw. 1884, p. 87); Symb. ad Myc. 

 Fenn. XV, p. 156. Sacc. Syll. Ill, p. 621. 



Pyrenia sparsa vel laxe gregaria, emergenti-superficialia, ap- 

 planata, orbiculata vel ellipsoidea, uda fuliginea, sicca atrata, pri- 



