26.6 SphnerioidesD, Hyalosporie, Cj'tospora. 



n. 567! — Erumpens, convexa, sphaeriaeformis ; peritheciis glo- 

 bosis longe rostellatis, stromate fusco-nigro junctis et cinctis; ostio- 

 lis spinulosis rectis vel tortuosis, scabris; sporulis minUtis, allan- 

 toideis; basidiis convergentibus. 



Hab. m ramis corticatis Quercuum in Algeria et Gallia. 



76. Cytospora decortlcans Sacc. Valsce decoriicantis st. spermog. 1549 

 i^its. Pyr. Germ. p. 194. — Stromatibus conicis, truncatis, pa- 

 pilla in disco albido centrali singula, atra aperta, rauitiloculari- 

 bus, loculis minutis radiatim vel sine ordine stipatis; sporulis cy- 

 lindraceis, curvulis, 4-5^:1, in sterigmatibus brevibus, 16 u.. ple- 

 rumque longis ; basi crassiuscula dichotome vel trichotome ramo- 



sis, acrogenis. 



Hab. in ramis exsiccatis Fagi silvaticae et Garpini in 

 Suecia, Germania, Gallia, Italia, Belgio. 



77. Cytospora ferruginea Desm. in Wallr. Fl. crypt. n. 3632. — 1550 

 Peritheciis 15-20, extus albidis circinantibus coacervatis in con- 

 ceptacuio atro, crasso, orbiculari, planiusculo, hypophloeode; ostiolo 

 centrali epidermidem perforante punctique albi instar prominulo, 

 cirris ferrugineis; sporulis perexiguis ovoideis. 



Hab. in ramis fagineis languentibus rarius in Gallia, Belgio 

 et Germania. — Var. chionostoma Mont. Ann. Sc. Nat. 2, XX. 

 p. 373. — Erumpens, csespitoso-confluens vel striseformis ; conce- 

 ptaculis denudatis, globosis, atris,- peritheciis circinantibus mem- 

 branaceis, pallidis, ostiolo fusco, aureola nivea ciucto. — Ad ligna 

 emortua denudala, Lugduni Gallise (Montagne). 



78. Cytospora durelia Sacc. ValscB duriuscuhv st. spermog. Nits. 1551 

 Pyr. Germ. p. 234. — Stromatibus e basi orbiculari in conulum 

 sensim attenuatis, subcutaneo-erumpentibus, multilocularibus, lo- 

 culis numerosissimis, minutissimis, radiatim dispositis, poro in di- 



sco orbiculari, exiguo, niveo-centrali, singulo apertis; sporulis rai- 

 nutissimis, cylindricis, subrectis, 3iil, in sterigmatibus, basi ra- 

 mosissimis, tenuissimis, 14 u.. longis, acrogenis ac tandem in cir- 

 ros hyacinthinos rubros protrusis. 



Hab. in ramis corticatis Fagi silvaticse, Heimberg Hr-lvetiaB, 

 ubi legit Otth. 



79. Cytospora duriuscuia Sacc. Mich. II. p. 627. — Stromatibus co- i^^~ 

 nico-pulvinatis, 1 mill. diam., (excepto disco) tectis, vel cortice se- 

 cedente subsuperficialibus, fuscis, disco minuto albo-pruinoso, intus 

 pallidioribus, spurie plurilocularibus; sporulis ailantoideis, leniter 



