29 



vata medioque fissa cinctis, globosis, nigris intus ni- 

 tidis, stromate furfuraceo lutescente junctis; contextu 

 perithecii distincte cellulari fuligineo ; ostiolis cy- 

 lindraceis, vertice conoideis, peridermium parum exce- 

 dentibus; ascis fusoideis, 110-120 * 20, apice sub- 

 truncatis luminique coarctato v. obsolete bifoveolato, 

 aparaphysatis, octosporis; sporidiis distichis oblongis, 

 25-30*10-12, rectis curvulisve, constricto-2-se- 

 ptatis, 2-guttulatis , granulosis , hyalinis , initio ap- 

 pendicula cylindracea hyalina utrinque auctis. 



Hab. in ramulis Coryli Avellana3 a Cone- 

 gliano, Majo 1876 (Spec-azzini). 



Obs. A D. sulphiirea Fckl. prsecipue differt spo- 

 ridiis utrinque rotundatis, crassioribus, stromate ob- 

 scuriore, an satis? 



111. Diaporthe ( Tetrastagon ) circumscripta Otth, 



Fckl. Symb. 207. 



Hab. in ramis putrescentibus Sambuci nigrse 

 a Conegliano, Ian. 1877 (Spegazzini). 



Obs. Quum cortex secedit, ligni superficies lineis 

 tortuosis inscripta conspicitur. Asci fusoidei, apice lu- 

 mine 2-foveolato, 50-60*8, aparaphysati, octospori ; 

 sporidia disticha cylindraceo-fusoidea, utrinque obtu- 

 siuscule rotundata, 15*4, constricto-1— septata, 4- 

 guttulata, hyalina. 



112. Diaporthe (Tetrastagon) Goneglanensis Sacc. et 

 Speg. sp. nov. Peritheciis sparsis, cortici immutato 

 immersis lineaque nigra maxime tortuosa per lignum 

 excnrrente limitatis , globosis , brevissime papillatis, 

 nigris; ascis fusoideis 50-65 * 6-8, aparaphysatis, 

 octosporis; sporidiis distichis breve fusoideis utrinque 

 obtusiusculis , 14-16*3-4, constricto-1-septatis, 4- 

 guttulatis, hyalinis. 



Hab. in ramis Aesculi Hippocastani, ra- 

 rius, a Conegliano, Ian. 1877 (Speoazzini). 



113. Diaporthe (Tetrastagon) Gorni Fckl. Symb. 207. 



Hab. in ramulis corticatis Corni albse a Selva, 

 Oct. 1876, raro. 



114. Diaporthe (Euporthe) Australis Sacc. et Speg. sp. 



