^^'i Pyrejioiiivcetii'. Sphieriaeese. PhwophruKmiiv, Melfimmiinr». 



distinctis; sporidiis cJistichis, oblongo-fusoideis, palHde brunneis, 

 H-se.platis, nou consti-ictis, 10-12 « 3 '/^-4. 



Fab. iu ligno decorticato Salicis, Washmgton Amer. bor, 

 (.SuivsoOLiv). — M. piloseUo valde atnne. 



4 Melanomma conicum P. Henn. Hedw. 1897, p. 229. — Peritheciis 2200 

 sparsis ve) fubaggregatis, ligno erumpentibus, dein supexficialibus, 

 conieis, acufe papiJlatis, carl>onaceo-nigris, opacis, subrugulosis, ca. 

 1 cm. diametro, intus pallidis; ascis clavatis, 8-sporis, apice obtu- 

 so-rotundatis ; sporidiis obJique disticliis, fusiformibus, rectis vel 

 subcurvulis. utrinque acutiusculiS; 3-5-septatis, septo medlo constri- 

 ctis, pluriguttulatic, fascis vol atrofuscis, 35-50^10-11. 



Huh. in ligno decorticato pr. Biumenau Brasilifie (Moeller). 



5. Melanomma exile (Schw.) Ellis, Proc. Acad. Phiiad. 1895, p. 22. — -iaoi 

 Perith.-iii^ sjmr.^^is, erumpenti-superficialibus, nigris, miuutis, 120- 

 150 ^t.. diam , demum ISvlter collapsis, ostiolo coni«o-papiIliformi ; 

 asonbeim visis; sporidiis numerosis, oblongo-ellipticis, 13-16 ^ 5-6, 



3 septntis brunnci-^, interdum in longitudine 1 vel 2-septatis; su- 

 biculo arachnoideo, albido. 



Huh. ad truncos in America bor. 



6. Melanomma boreale EIL et Ev. Proc. Acad. Philad. 1895, p. 416. 2202 



— Peritheciis erumpenti-superficialibus, gregariis, ovatis, circiter 

 ^/j mm. diam., subcarbonaceis, interdum collabentibus ; ostiolis pri 

 mo inconspicuis, deifi conico-cylindraceis, truncatis; ascis clava,tis, 

 cylindraceis, breve stipitatis, paraphysatis, ootosporis, p. sp. 50-55 

 «4-5; sporidiis oblique monostichis v. sursum subclisticLis, oblon- 

 gis, obtusis, 3-septatis, ad septa leniter constrictis, iuterdum lenis- 

 sime curvulis, pallide olivaceis, 9-11 v 3-3 '/,. 



Hab. in ligno aeri exposito, Newfoundknd, Amer. bor. (Wag- 

 horke). 



7. Melanomma nigricans Ell. et Ev. Proc. Acad. Philad. 1895, p. 417. ^303 



— Poritheciis confertissimis v. crustaceo-congestis, superficiem 

 ligLi nigrificantibns, minutis, 150-200 a., subglobosis, subglabris, 

 osiiclo jmpillifbrmi ; ascis clavato-cylindraceis, breve stipitatis, pa- 

 raphj-satis, p. sp. 55^12; sporidiis distichis, oblongo-fusoidois, le- 

 niter curvulis, obtiisis, plerumque paululum angustatie, ex hyaliijjt) 

 pallide brunneis, 3-scptiitis, 14-17 v^ 4 '/^-5 '/j. 



Hah. in ligno putrido, Ohio, Amer. bor. (Morgan). 



8. Melanomma mammiforme Pat. Joum. de Bot. 1897, p. 368. — Pe- ^aw 

 ritheciis laxe gregariis, erumpeutibus, basi tantum cortice infossis, 



1 mm. fere Jatis, conicis v^. mammiformibus, ostiolo obtuso prsedi- 



