772 Melanconieje, Pliragnio^porce, Stilhospora, 



Ilah. iu ramis Betula'' alhaR. Courtrai in Belgio. — • Mafisa- 

 rim loricaUv st. coiiidicus. 



4. Stilbospora modonia Sacc. Melanconidh modonicn statas conid. 4044 

 Fuck. Symb. myc. p. 1<S9. — Acervuiis majusculis, sub corticis 

 epidermrde nidulaatibus, demum erurapentibus, olivaceo -fuscis ; co- 

 nidiis oblongo-ellipticis, rectis curvatisve, plerumque 6-septatis, 

 iuscis, 50-58 - 14. 



Ifali. in ramis emortiiis Ca.staneae vesCcO in FUienogovia. 



5. Stilbospora angustata Pers. Syn. Fung. p. 96, Sacc Fungi it. t. 40i5 

 1103, Sliibospora macrospernia Fres. Beitr. tab. VI!. f. 48-52. 

 Sporidesmium angusiaiurii (Pers.) Corda in Sturm. tab. 2Z. — 

 Acervulis diu tectis, nigro-brunneis, ieniter elevatis, convexis, sa*- 



pe conliuentibus ; conidiis oblongo-cylindraceis, rectis utrinque oli- 

 tusis, olivaceo-fuligineis, 3-septatis, ad septa leniter constrictis et 

 sa!pe strato hyalino obvolutis, 35-45-50 ;; 10-14; basidiis baciila- 

 ribus conidium subrequantibus ; paraphysibus cylindraceis, apice 

 subclavatis, 100-150;= 1-2 immixtis. 



Hab. in ramis Carpini Betuli nec non, sec. auctores, Co r- 

 ni sangui nere, Fagi iii Italia bor., Gaiiia, Belgio, Germania. — 

 Adest forma in cortice Eucal^^pti in Amer. bor. Forma carpi- 

 iiea sistlt st. coiiidicuin Pseudouaisrt? jnaorosporce 



6. Stilbospora macrosperma Pers. S/n. p. 90, et Disp. fung. p. 14, ^oig 

 t. III. f. 13. Sporidesonium raacrospermurn Corda in Sturm. t. 



2i. — Acervulis subcutaneis, atris, dein prorainulis et erumpen- 

 ti})us; conidiis oblongo-eliipsoideis, 4-septatis, vix constrictis, pal- 

 lide faligineis. 



Hab. iii ramis corticatis Quercus etc. in Germania et Britan- 

 nia, in cortice Alni g I u t i n o s a"!, Coiinbra i:i Lasitania. — Siil- 

 bospora macrosperma Fresen., Rabenl». F. Eur., Thum. et Wint. 

 Exs. ad Siilb. angustaiam relerenda est; hinc dubium esi, an re- 

 vera ab hac distinguenda sit, etsi Corda 1. c. pinxerit conidia mul- 

 to crassiora et breviora in Siilb. macrosperma quam in Stilb. 

 angusiata. Diiferentia ab a^tate forte pendet. 



7. Stilbospora quadriseptata Schw. Syn. Am. bor. n. 2oS3. — Acer- 4,347 

 vulis priinum sub epidermide inde varioloso-buUata etfusis, sjioro- 

 dochio sjiurio nigro ceutrali, demum prorainentibus et circum cir- 



ca sub epidermide et in ea spargentibus magnam copiam conidio- 

 rum subconglutinatorum ; conidiis ohlongis, fuligineis, semipelluci- 

 dis, elongato-quadriseptatis aut quasi ex quatuor globuHs inter- 

 nis conformatis. 



