Pyrenomycetse, Sphseriacese, Hyalodidymse, Diaporthe. 667 



— Peritheciis sparsis, semiimmersis, subglobosis, brunneo-nigris, 

 3B0 [x. diam., rostro longissimo, stricto, subcylindraceo, apicem fim- 

 briato, concolore 1-1,5 mm. longo; ascis subovatis, 24-28 « 12-16; 

 sporidiis hyalinis, 1-septatis, ellipsoideis, 14-22 * 6-8. 



Hab. in foliis emortuis Abietis, Crimsworth Dean, Hebden 

 Bridge Britanniae (J. Needham). 



MELANCONIS Tul. — Syll. I p. 602, IX p. 700, XIV p. 543, XVI 

 p. 492. 



1. Melanconis populina Feltg. Vorstud. Pilz. Luxemb. Nachtr. III, 2267 

 p. 119. — Stromatibus sparsis, subrotundis 1 mm. lat., pulvinato- 



• semiglobosis , cortice interiore subimmutato nidulantibus, nigri- 

 cantibus, disco griseo-flavido erumpente, linea stromatica lignea 

 nulla limitatis ; peritheciis in quoque stromate numerosis, globoso- 

 ovoideis, 200-250 \i. diam., ostiolis obtuse conico-papillatis emer- 

 gentibus; ascis tereti-cJavatis, sursum leviter tenuatis, deorsum 

 sensim tenuato-stipitatis, 63-76 « 9-10, 5, filiformi-paraphysatis, 

 octosporis; sporidiis subdistichis, oblongo - ellipsoideis, rectis cur- 

 vulisve, utrinque rotundatis, medio septato-constrictis, hyalinis, in- 

 tus granulosis, 16-18 ^ 5. 



Hab. in ramis siccis corticatis Populi italicse, Luxemburg. 



2. Melanconis Quercus Oud. Contrib. Fl. Myc. des Pays-Bas XVIII, 2268 

 p. 707. — Stromate valseo; peritheciis in singulo stromate 6-12 

 collis robustis, obtusis, summo fere inflatis, ad 500 ;j.. altis; ascis 

 elongatis 70 « 10-12, octosporis; paraphysibus filiformibus ; spo- 

 ridiis distichis, fusiformibus, utrinque obtusis, non appendiculatis 

 18,5 * 4,5 bi-guttulatis. 



Hdb. in ramis Quercus Roboris, Valkenberg Hollandiir. 



DIAPORTHE Nits. - Syll. I p. 606, IX p. 702, XI p. 307, XIV 

 p. 543, XVI p. 492. 



1. Diaporthe (Chorostate) Androsaemi Feltg. Vorstud. Pilz. Luxemb. 2269 

 Nachtr. III, 1903, p. 152. — Stromatibus sparsis vcl subgregariis 

 e basi subrotunda 1-1,5 mm. lata, obtuse conoideis, epidermido bul- 

 lata tectis; peritheciis in quoque stromate paucis, cortice nidulan- 

 tibus, ovoideis 300-400 •-».. diam., collis brevibus in ostiola papillata 

 in discum conjuncta abeuntibus; ascis tereti-fusoideis, octosporis 

 50-65^5,5-7; sporidiis subdistichis, obtuse ellipsoideis, rectis 1- 

 septatis, leviter constrictis 4-guttulatis. livalinis, 10-16 « 2,7-4,5. 



