Pyrenomycetse, Sphseriacese, Hyalodidymse, Didymella. G57 



Didymellopsis Sacc. Species lichenicolss. 



15. Didymella latitans (Nyl.) Sacc. et D. Sacc. Obryzum latitans Nyl. 2229 

 Flora 1885, pag. 298. — Peritheciis innatis, minutissimis, nigris; 

 ascis oblongo- saccatis 8-sporis, paraphysatis; sporidiis oblongo- 

 ovoideis, bicellularibus, 16-21 » 6-7, hyalinis. 



Hab. in thallo Omphalarhe cribel lifer a3 propo Amelie 

 Pyrenseorum orient. 



16. Didymella perigena (Nyl.) Sacc. et D. Sacc. Sphmria perigena Wyl. 223() 

 Flora 1878, p. 341. — Peritlieciis nigris^ globosis, 150 [>.. diam. ; 

 ascis octosporis, clavato-cylinclraceis, molliter paraphysatis ; spori- 

 diis fusiformibus, bilocularibus, hyalinis, 18-23 « 6-7. 



Hab. in thallo Endopyrenii trapeziformis, Biskra Al- 

 geri;r. 



17. Didymella verrucosaria (Linds.) Sacc. et D. Sacc. Microthelia 2231 

 verrucosaria Linds. Enum. p. 27, Cercidospora Arn. Lich. Frank. 

 Jura, 1890, pag. 48, Mudd Man. 165. — Peritheciis punctiformi- 

 bus, atris, contextu olivaceo; ascis cylindraceis, nliformi-paraphy- 

 satis, octosporis; sporidiis bicellularibus, hyalinis, 15-17 » 5. 



Hab. in thallo Aspicilia3 verrucos;e in Britannia ot in 

 Jura franconico. 



18. Didymella sphinctrinoides (Zwackh) Berl. et Voglino — Syll. IX, ' ' ; - 

 p. 672. — var. Immersae Arnold ap. Zopf, Hedw. 1896, p. 339: 

 Peritheciis immersis globosis nigris; ascis cylindricis S-sporis; spo- 

 ridiis bicellularibus, hyalinis, 18^6; paraphysibus filiformibus. 



Ilab. in thallo Lecidella^ immers;e, in Germania. 



19. Didymella epicarphinea (Nyl.) Sacc. et D. Sacc. Verrucaria epi- 2233 

 carphinea Nyl. Flora 1872, p. 431. — Peritheciis nigris promi-- 

 nulis 150-180 ;j.. diam. ; ascis 8-sporis; sporidiis ovoideis v. fusoi- 

 deis, bicellularibus, 18-25 « 6-7, hyalinis; paraphysibus mediocribus. 



Hab. in thallo Placodii carphinci in Pyremeis orient. 



20. Didymella Berengeriana (Arnold) Sacc. et D. Sacc. Endococcw 2234 

 I U'rengerianus Arnold apud AVint. Pilzfl. II, pag. 348, Pharcidia 

 hygrophila var. Berengeriana (Arnoldi Sacc. Syll. IX, p. 676. 



— Peritheciis minutissimis, nigris, globosis prominulis; ascis ob- 

 longis, paraphysatis, octosporis; sporidiis bicellularibus, hyalinis, 

 22-28 « 5-6. 



Hab. in thallo Biatora} Berenger ian;r in Tirolia. 



±2 



