Sphaeriaceae, Hj^alodidymae, Dlaporthe. 637 



nigrefacto proximo iramersis, laxe ac plerumque suba?qualiter spar- 

 sis, in collum t6nue breveque subito attenuatis; ostiolis elongatis, 

 breviusculis, cylindricis v. nodulosis, basim versus ssepissime sen- 

 sim iucrassatis, ideo subconicis, plerumque rectis ac matricis su- 

 perficiem asperam reddentibus ; ascis anguste clavatis v. oblongis, 

 octosporis, 36-40 s 5-6 ; sporidiis distichis v. rarius oblique mono- 

 stichis, angustissime fusiformibus v. subcylindricis, haud constri- 

 ctis, rectis, bicellularibus, qnadriguttatis, hyalinis, 9-12 s 2-3. — 

 Status spermogonicus sistit Phomam pullam Sacc. (Ph, Hederc^ 

 Fuck. % nec Desm.). 



Hab. in truncis et sarmentis tandem decorticatis Hederae He- 

 licis in Gallia, Germania, Italia et BritaQnia. 

 108. D. Euporthe fallaciosa Nits. Pyr. Germ. p. 254. — Stromate, 2460 

 peritheciis hinc inde dense stipatis, valseum simulante, ramos ju- 

 niores ambiente, crassiores raaculis aspergente, arabitu irregulari, 

 vario, corticis superficiera, periderraio facile solubili tectara v. tao- 

 dera nudatara nigrificante, cortice vero jara pridera secesso, lignuni 

 ipsum colore ex fusco sordide nigricante tingente parte, imraersa 

 nigroliraitato; peritheciis raajusculis, basi applanatis, convexis v. 

 depresse conicis, ligni superficiei irapositis, cortice solum tectis vel 

 ligni strato extimo, tenuissimo, pustulato-elevato, hinc inde spu- 

 rio velatis, ordine subsequali v. ssepius gregatim sparsis, in collum 

 brevissimum, tenuissimura abrupte attenuatis; ostiolis pleruraque 

 valde elongatis ac tenuissirae cylindricis, nodulosis, varie flexuo- 

 sis, saepissime per peridermii rimas coramunes conjunctim erum- 

 pentibus; ascis oblongis v. subcylindricis, octosporis, 50-56 s; 8-10; 

 sporidiis distichis, fusiformibus, acutiusculis, plerumque rectis, bi- 

 cellularibus, quadriguttatis, hyalinis, haud constrictis sed s?epius 

 parum anisomeris, 12-14 ^ 4. 



Hab. in ramis Aceris Pseudoplatani et A. carapestris, 

 Cappenberg, (Estrich, Eisleben Gerraani?e. — Ostiolis longis, fle- 

 xuosis etc. a D. protracta distinguenda. 

 109. D. Euporthe protracta Nits. Pyr. Germ. pag. 255. Sacc. Myc. 2461 

 Ven. Spec. p. 141, t. XIII, fig. 65-67. — Stromate plerumque la- 

 tissirae effuso, corticis superflciem ex fusco nigrificante peridermio 

 arctissime adhaerente tecto, v. multo rarius, periderraii particulis 

 hinc inde excussis, ex parte tandera nudato ; stratoque extimo, ni- 

 gricante circurascripto; peritheciis raagnitudine varia, globosis v. 

 ssepius depressis, sectione verticali ovalibus, ligni strato extimo 

 omnino immersis in series longitudinaliter directas, plus minus elon- 



