718 Pvrenomyceteea, Sphseriacese, Hyalodidymas, Diaporthe. 



tirii eruinpeiitibus ; ascis laiiceolatis, sessilibus, 8-8poris, 45-50 «» 7j 

 sporiniis ianceolatis, medio constrictis, et subtile septatis, subdisti- 

 cliis, 4-guttatis, hyalinis, 12 .-:; 3-4. 



[{ab. ad basira caulium emortuorurn PistaciaeTerebintlii, 

 Vaucluse Gallise. 

 6^. D. Tetrastaga dolosa Sacc. et Roum. in llev. Myc. 1883, tab. 293<i 

 39, fig. 5. — Stromate vix ullo manifesto; peritheciis dense et 

 33qualiter gregariis, cortic-^ iminersis, globulosis, vix V? 'i^"^- 

 diam., intus griseis, ostiolo brevissimo, obtuso, perforante; ascis 

 fusoideis, 60-70 »10-12, octosporis; sporidiis distichis, fusoideis, 

 utrinque obtusiusculis, medio constricto-J-septatis, 4-guUatis, hya- 

 linis, 10-12 »* 4. 



llab. in ramis junioribus Robinire Pseudacacife in Ar- 

 duennis (Libert). — A X). oncosiotna diversissima. 



70. D. Tetrastaqa punctulata Sacc Bomm. Rouss. Mycol. Belg. II, 2940 

 p. 11. — Peritlieciis giobulosis, sparsis, 250-260 a. diam., epider- 

 mide atrata tectis, stromate corticali nigro-limitato immersis, ostio- 



!o erumpenti, punctiformi; ascis tereti-clavatis, 60-70 %> 7-8, sub- 

 sessilibus, 8-sporis ,• sporidiis distichis, ellipsoideo- fusoideis, obtusis, 

 1-septatis, constriotis, 4~guttulatis, 12-15-4-4,5, hyalinis. 



Bab. in ramis Tecomae radicantis, Parc de Tervueren Bel- 

 gii. — k D. spissa differt ostiolis minus exsertis, ascis sporidiisque 

 paullo majoribub. 



71. D. Tetrastafja priva Sacc. et Roum. in Rev. Myc. 1884. — Stro- 2941 

 mate effuso sed vix raaoifesto lineaque nigra privo; peritheciis 

 gregariis cortice immersis. globosis, '/3 n\m. diam., ostiolo erum- 

 peute sed vix exstante; ascis fusoideis, aparaphysatis, 65 = 8, octo- 

 sporis ; sporidiis distichis, fusoideis, rectis, utriuque obtuse atte- 

 nuatis, !6-18s4,5-5, medio constricto-l-septatis, 4-guttatis, hya- 

 linis. 



Hab. in rarai.s corticatis Fraxini Orni in Arduennis (Libsrt). 

 — A ceteris speciebus fraxinicolis stromate obsoleto, linea uigra 

 deficiente, sporidiis rafone majusoulis mox dignoscitur. 



72. D. Tetrastaga interrupta Niessl Contr. pi. Myc. jus. p. 17. — 0942 

 Stromate maculifornu, diatrypeo, toto immerso, haud expanso, atro- 

 purpureo, inte^^dum expallente, linea atra limitato; peritheciis pau- 



cis, III siiigulo stromate srepe solitariis, in corticis parenchymate 

 iiidulantibus, depiesse globosis; ostiolo minimo abbreviato, vix erum- 

 pente; ascis laiiceolato-clavatis, stipite brevi, 8-sporis, 50-60 3 6- 

 7; sporidiis luxo distichis, fusiformibus, acutiusculis, rectis sed pa- 



