108 Sphserioideae, Hyalosponie, Phorna. 



vexis, supra epidermidi connexis ; sporulis hyalinis, oblongo-elli- 

 psoideis, biguttulatis. 



Hab. in pag. inf. foliorum Rosce, in Britannia. 



260. Phoma vixvisibilis Thiim. in Flora 1878, p. 179. — Peritheciis 639 

 ininutissimis, hypophyliis, dense gregariis, occultis, subglobosis, 

 vix prominulis, atris; sporulis minutis, hyalinis, ellipsoideis, utrin- 

 que rotundatis, simplicibus, enucleatis; sterigmatibus minirais, 2,5 



^ 1,5. 



Ilab. ad folia arida Quercus stellatae, Ailien in Carolina 

 austr. (H. W. Ravenel). 



261. Phoma Guercus (Lamb.) Sacc. Sphceropsis Quercus Lamb. Myc. 640 

 Belg. III. p. 60. — Peritheciis subcutaneis, innatis, nigro-griseis, 

 vertice poro rotundo distincto pertusis, hinc inde aggregatis; spo- 

 rulis ovoideis, hjalinis, eguttulatis, 



Ilab. in pag. ,sup. foliorum siccorum Quercus, prope Liege 

 in Belgio. 



262. Phoma Castagnei (Mont.) Sacc. SphcBropsis Castagnei Mont. ^^^ 

 Syll. n. 961 et Cent. VI. n. 38, in Ann., 3, XI. p. 50. — Epi-raro 

 hypophylla; peritheciis globosis, minutis, atris, nitidis, tectis, ia 

 macula marginali irregulari cinereo-Iilacina fusco-liraitata sparsis, 

 prominulis; sporulis ovoideis, continuis. 



Ilab, in foliis Quercus Ilicis, Montaud-lez-Miramas (Ca- 

 stagne). 



263. Phoma dendrltica Thiim. in Flora 1878, p. 179. — Peritheciis 642 

 epiphjllis, nuraurosissirais, dense gregariis; maculas magnas, fuscas, 

 plus minusve orbiculatas, s?epe confluentes, dendriticas, stramineo- 

 marginatas formantibus heraisphsericis, prominulis, nitidis, fuscis; 

 sporulis cylindraceis, rectis, simplicibus, enucleatis, utrinque sub- 

 obtusatis, hyalinis, 4 s 1,5. 



Hab. ad folia viva languidave Quercus nigrae, Aiken in Ca- 

 rolina austr. (H. W. Ravenel). 



264. Phoma innumerabih's Thiim. Myc. univ. n. 1079. — Peritheciis 643 

 hypophyllis, numerosissimis, dense gregariis, raaculas maximas, 

 saspe confluentes, griseo-fuscas formantibus, globosis, minutis, im- 

 mersis, granulosis, fusco-atris; sporulis cylindricis, utrinque sub- 

 rotundatis, plerumque enucleatis, hyalinis, 2-3 i; 1,5. 



ilab. in foliis emortuis Quercus stellat.-e, Aiken in Caro- 

 lina (Ravenel). 



265. Phoma nervisequa (Cooke) Sacc. Sphceropsis nervisequa Cooke ^^'^ 



