145 



lento. Conceptacula convexa, suborbicularia vel fere ellip- 

 soidea, peridermio adhaerentia, latit. 1,5-2 mm. Perithecia 

 3—10,^ rarius- 20 in qvovis stromate, monosticha vel circi- 

 nantia; sphaeroidea, majuscula, collis longis ostiolisqve rotun- 

 datis, raro oblongatis, atris, parum vel nonnihil exsertis, spar- 

 sis. Asci fusoideo-elongati, 8-spori, longit. 48-5G mmm., cras- 

 sit. 6—8 mmm. Sporae subdistichae, cylindraceae, curvu- 

 lae, chlorino-hyalinae, lougit. 10-18 mmm., crassit. 2,5—3,5 

 mmm. — Spermogonia stromatibus perithecigeris similia, 

 plerumqve multilocularia, poro in disco ut pluriraum unico. 

 Spermatia fusoideo-elongata, curvula, longit. 4-5 mmm., cras- 

 sit. 1 mmm., demum in cirrhos rubros expulsa. 



Sjn. Sphaeria leucostoma Pers. Syn. Fung. p. 39. Fr. Syst. 

 mjc. II, p. 387. Vaha leucostoma De N. Sfer. ital. p. 38, t. XXXVIII. 

 TUL. Sel. Fung. Carp. 11, p. 185 pr. p. Valsa Persoonii Nitschk: 

 Pyr. germ. p. 222. Fpck. Symb. myc. p. 202. 



Form. spermog, Cvtispora rvbescens Fr. Syst. myc. II, p. 542 

 pr. p. Sphaeria clandestina Fr. Syst. myc. II, p. 484 sec. Nitschk:. 



Exsicc. Karst. Fung. Fenn. 358. 



Form. spermog. Karst. Fung. Fenn. 359. 



Hab. In ramis Padi in tota Fennia freqvens. 



17. V. nivea (Pers.) Fr. Summ. Veg. Scaud. p. 411. 



Stroma conico-truncatum vel fere cylindraceum, pauUo 

 protuberans, disco orbiculari, farinaceo, niveo. Conceptacula 

 orbiculata, peridermio adnata, cortici leviter immersa, latit. 

 1—1,5 mm. Perithecia 4—12 in singulo stromate, monosti- 

 cha vel spermogonio centrali circumposita, subsphaeroidea, 

 minuta, collis tenuibus ostiolisqve subprominulis, sparsis, raro 

 confertis vel in circulo dispositis, subsphaeroideis, atris, mini- 

 mis. Asci elongati, 8- vel 4-spori, longit. 48—60 mmm. 

 crassit. 8—9 mmm. Sporae subdistichae, cylindraceae, cur- 

 vulae, octonae longit. 12-14 mmm., crassit. 3 mmm., qva- 



10 



