50 Acta Societatis pro Fauna et Flora fennica, VI. 



Hab. ad corticem raniorum exsiccatomm Pini sylvestris 

 freqvens in Fennia australi. 



5. Ph. Pittospori Cook, et Harkn. ^Cemhrce Karst. (Hedw. 

 1888, p. 260). 



Pyrenia sparsa, per epidermidem emmpentia laciniisqve ejus 

 eincta, sphseroidea vel sphaeroideo-applanata, fuligineo-atra vel 

 atra, 0,2 — 0,3 mm. diam., demum poro pertusa. Sporulse ellipsoi- 

 de«, oblongatEe vel ovoideo-oblongatse, rectse, eguttulatse, hyalinse, 

 longit. 6—9 mmm., crassit. 2—3 mmm. 



Hab. ad ramulos siecos Pini Cemhrce in horto Mustialensi, 

 m. Junio (0. Karsten). 



6. Ph, mediella Karst. 



Syn. Aposphceria mediella Karst. (Hedw. 1884, p. 59). Sacc* 

 Syll. Ill, p. 170. 



Pyrenia erumpenti-superficialia, csespitose aggregata vel soli- 

 taria, difformia, rotundata vel angulata vel depressiuscula, vix pa- 

 pillata, demiim ore lato aperta, eontextu carbonaceo, atra, latit. 

 0,5 mm. Sporulee ovales, hyaline, longit. 4—6 mmm., crassit. 

 2 — 3 mmm. 



Hab. in cortice Pini sylvestris in Fennia saltem meridionali 

 passim. 



7. Phoma pinastrella Sacc. Syll. Ill, p. 101 *Pli. eguttulata 

 Karst. Symb. ad Myc. Fenn. XIX (1887), p. 88. 



Pyrenia conoideo-rotundata vel oblongata, per epidermidem 

 fissam erumpentia, vertice varie dehiscentia, pachydermatica, atra, 

 usqve ad 1 mm. lata. Sporulse oblongatse vel oblongato-ellipsoi- 

 dese, utrinqve leviter attenuatse, rectte, eguttulates, longit. 5-6 

 mmm., crassit. 2 — 3 mmm. 



Hab. in foliis Pini sylvestris et Picece excelsce cis Mustiala, 

 m. Aprili, Septembri et Octobri. 



8. Ph. crassicoUis Karst. n. sp. 



Pyrenia sparsa, innata, sphseroidea, siccitate collapsa, atra, 

 0^2—0,3 mm. lata, ostiolo papillato pertuso ermiipente. Sporulae 

 oblongatse vel fusoideo-oblongatse sen elongatse, rectse, raro inae- 

 qvilaterales vel subcurvulae, eguttulatse, longit. 7—16 mmm., cras- 

 sit. 2—4 mmm. 



