Pyrenotnyceteaj, SphaMiacew, Allantosporaj, Eutypella. 463 



sis, conferUs, per 5-20 cm. corticem carbonaceo-uigrificatum effi- 

 cientibus, contiguis, linea nigra limitatis,- peritheciis niwmbraaaceis, 

 pariete crasso, sicco intus nigro-inicante praeditis, 6-12-aggregatis, 

 indistincte circinantibus, Vs-Vs ^^- di3.m., ostioio capillari, lougis- 

 simo, 0.5-1 cm, long., uncinato, rugoso, fragili, apice rotundato, 4- 

 5-sulcato; ascis ciavatis, truncatis, 15 s 3,5 p. sporif.,.stipite 15 

 [x. long., aparaphysatis; sporidiis octonis, confertis, coacervatis, fla- 

 vidis, valde curvis, 2-guttatis, 3,5^.-0,3. 



Hab. ad ramos dejectos Martinsville Amer. bor. (Langlois). — 

 Adest varietas subsiraplex. 



13. Eutypella canodisca E\\. et Ho!w, Proc. Phil. 1890, p. 223. — 1912 

 Stromate depresso-hemisphserico, 1,5-2 mm. diam., supra appla- 

 nato, et disco orbiculari, nigrescenti-griseo definite limitato, 1-1,5 

 mm. diam,, centro ostiolorum fasciculo pertuso, tecto,- peritheciis 

 6-15 in quovis stromate, ovoideis vel subangulosis, '/1-^3 mm. d. ; 

 pariete crasso, nigro, supra in collos breves, ostiolis 4-sulcatis sub- 

 erumpentibus pncditis, contractis; ascis circ. 100 (j.. long., p. sp. 

 50 ij 10-12, basi gracili ; paraphysibus filiformibus, numerosis ; spo- 

 ridiis octonis, allantoiaois, flavidis, raodice incurvis, 12-18:^3,5-4. 

 Jlab. ad ramos emortuos Salicis, Decorah Jowa Amer. bor. 



11. Eutypella confSuens (Nits.) Sacc. Syll. I, p. 353. — *Morthieri is-i^ 

 Sacc. Mich. II, p. 591. — A typo diftert stroraatibus sparsis (nec se- 

 riatis, nec confluentibus); peritheciis majusculis, ostiolis 3-4-rimo- 

 sis; ascis fusoideis stipitatis, parte spor. in medio asco 30:^6, pseu- 

 do-paraphjsibus longioribus obvallatis, octosporis; sporidiis allantoi- 

 deis 7-9:^1,7, pallide olivaceis, 



Hab. in ramis quercinis in Helvetia (Morthier). 



l''>. Eutypella venusta (EIl.) Sacc. Valsa venusfa EII. Torr. Bot. 1914 

 CI. 1882, p. 112. — Peritheciis in acervulos corticales, linea nigra 

 lignum penetrante circumscriptos, 15-20 dense aggregatis, 250 ;/. 

 diam., ostiolis cylindraceis, tenuibus, rugulosis, apice leniter incras- 

 satis , perithecio 2-3 -plo longioribus, initio in discuhira nigrum, 

 inaequalem, elongatum connexis; disculo per rimas lougitudinales 

 emergente, denique ostiolis compactis obtusis obliterato; ascis te- 

 reti-clavatis, 50-60:^5-7, nucleato-paraphysatis; sporidiis octonis 

 cylindricis, valde curvatis, 2-4-nucleatis, 8-11 =; 1,5-2, hyalinis. 



Hab. in ramis emortuis Robinia) Pseudacacias, New Jer- 

 sey Amer. bor. (ELLts). 



16. Eutypella lutescens (ICUis) Sacc. Vaha luiescens Ellis in Torr. 1915 

 IBot. CI. 1882, p. 111. — Stromate corticali; peritheciis subglobosis, 



