Sphferioidese. Hyalosporte, Cytosporella. 251 



bus hypo-raro epiphyllis, sparsis vel confertis, sed epiderinidem 

 nigrificatam fissani erumpeiitibus, depresso-subconoideis, albido- 

 furfuraceis, 5-8 u. latis; sporulis cylindraceis, utrinque rotunda- 

 tis, 12-14^2-2,5 p.. 



Hab. in foliis putrescenfibus Betulaealba? ad Mustiala in 

 Fennia. 



CYTOSPORELLA Sacc. Mich. II. p. 100. (Etym. a Cyiospora cui ana- 

 logum genus). — SJroma vgilsenm v. verrUcosum innato-erumpens 

 V. subsuperticiale, subcoriaceum, atruni, intus pallidius, plus minus- 

 ve di.stincte pluriloculare. SporuliB gtobosas v. ovoideie, continua^, 

 subhyalinae, plerumque minutissimae. — Est quasi Cyto^pora spo- 

 rulis globoso-ovoideis. 



3. Cytosporelia sycina Sacc. Mich. II. p. 100. — Stromatibus innato- 146S 

 erumpentibus, corticolis, conicis. y^ mill. diam., intus pluriloc^lla- 

 tis, loceliis globulosis, nucleo subcarneo; sporuli.'^ ovoideis, minu- 

 tissimis, 2^:1, hyalinis, basidiis bacillaribus, 15::-1'/,, suffultis. 

 Kab. in rami^s Fici Caricae in Gallia merid. (Roumeguere). 



2. Cytosporelia Scheidweileri (West.) Sacc. C. Scheidvjeileri West. 1459 

 Exs. n. 1134 Lamb. FI. myc. Belg. vol. III. — Pustulis irregula- 

 ribus, subseriatis, epidermidem bullatim inflantibus, denique lace- 

 rantibus; peritheciis globuloso-oblongis ; ostiolis brevibus, crassis, 

 inaequalibus, discum colliculosum forniantibus; cirris rubro-auran- 

 tiacis ; sporulis ovoideis, obtusis, angustis. 



Hab. in trunco emortuo R h o i s, Courtrai Belgii. 



3. Cytosporella ^sculi (West.) Sacc. C. Jl^scu/i West. Exs. n. 721. hto 

 — Peritheciis arris, rninutis, strotnate griseo imniersis [lustulasque 



1-4 mill. diam. formuntibus, irregulariter globosis, epidermide la- 

 cerata cinctis, discis pluribus minutis circa centralem albo-pruino- 

 sum dispositis; sporulis perexiguis, ovoideis, copiosissimi^ ; cirro 

 incarnato, dein fuscesconte. 



Hah. in trunco emortuo yEscuIi, Courtrai Belgii. 



4. Cytosporella pisiformis (Fr.) Sacc Cijlispo)-a pisiformis Fr. in 147^ 

 Duby Bot. Gall. II. p. 725. — Peritheciis numerosissitnis, atris, dif- 

 formibus irregulariter coacervati.s, in conceptaculo erumpente atro- 

 fusco gioboso inclusis: disco minuto, subconcolore, plano ; ostiolo 

 centrali nigro; sporulis numerosissimis, iu cirrum flavidum pro- 

 trusis, globulosis, fiavidis, 3-4 u.. diam. 



Hab. in ramulis quercinis in mont. Vogesis (Mougeot). — 

 Spermogonium Melanopis mirabUis, teste Fuck. 



