674 Sphaeriaceae, Hyalodidymae, Diaporthe. 



fig. 110 sistit forraam brevirostrem : sporidiis 4-guttulatis, 10-13 

 u. lonp;. 



225. D. Tetrastaga juglandina (Fuck.) Xiis. Pyr. germ. pag. 281. 2577 

 Aglaospora juglandina Fuck. Fungi rhen. n. 2159. — Stroraate 

 longe lateque effuso, ramos etiam crassiores arabiente eorumque 

 cortici crasso iunato, strato nigricante undique cincto, superficiem 

 corticis interioris, peridermio relaxatum hinc inde desquamato co- 

 lore ex brunneo tandem nigricante tingente ; peritheciis ordine inae- 

 (juali sed plerumque dense sparsis, immo hinc inde densissime sti- 

 patis, globosis, rarius depressis v. mutua pressione angulatis, raa- 

 jusculis, corticis parenchymati plus minus alte, semper fere totis 

 immersis; collis sub peridermio relaxato totis v. pro maxima par- 



te liberis, pleruraque maxirae elongatis, cylindricis, sa^pe nodulo- 

 sis, secundis v. varie flexuosis, raro subrectis, basi vix incrassatis ; 

 ascis anguste clavatis v. oblongis, immo subcylindricis, octosporis, 

 51-64::; 7-8; sporidiis distichis, fusiformibus, utrinque acutiusculis, 

 rectis, bicellularibus, quadriguttatis, medio taudem constrictis, hya- 

 nis, 12-18 ^ 4-5. • — Spermogonia phomatoidea: sperraatiis fusoideis, 

 8-9 w 2, bi-guttatis, basidiis 15 u.. longis suffultis. 



Hab. in ramulis corticatis Juglandis regiae in Rhenogovia 

 et in Italia boreali. 



226. D. Tetrastaga veneta Sacc. et Sp. Mich. I, p. 383. — Stroma- 2.^78 

 te ramulos corticatos hinc inde ambiente et varie marmorante li- 



nea stromatica endoxyla uulla ; peritheciis cortice nidulautibus, glo- 

 bulosis, y,i mill. diam., ostiolo papillato peridermiura vix exceden- 

 te; ascis fusoideis. aparaphysatis, octosporis; sporidiis distichis, 

 oblongis, 13-17 w 3, constricto-1-septatis, curvulis, 4-guttuiatis, 

 hyalinis. 



Eab. in ramis corticatis Oleae europaeae, Conegliano, Ita- 

 liae borealis. 



227. D. Tetrastaga PhillyreaB Cooke Grev. VII, p. 81. — Stroraate ma- ?579 

 culiforrai subelliptico v. irregulari, variegato ; peritheciis sparsis ; 

 ostiolis exiguis, peridermium perforantibus; ascis c!avatis; spori- 

 diis oblongis, 4-nucIeatis, dein 1-septatis, hyaliuis. 



Hab. in ramis corticatis Phillyrese in Britannia. 



228. D. Tetrastaga resecans Nits. Pyr. Germ. p. 314. Sacc. Myc. 25SO 

 Ven. Sp. p. 138. 1. XIII, fig. 56-58. Valsa Syringcu Cooke F. Br. 



1. n. 492. — Stromate, latissime eflfuso, raraos plerumque in lon- 

 gitudinera integrara infestante, cortici lignoque supposito omnino 

 immerso, nigroliraitato, peridermio acte adhaerente, poris v. rimu- 



