Pyreiiomvceteap. SphiRriacese, Pha;ophragmise, Thyridaria. 821 



circ '/3 mw. di^^.m., intus albido-cei'aceis ; ascis p. sp. 75-85-20, 

 plerurnque (J-sporis; sporidiis oblongo-cyiiiidraceis, 3- v. rarissime 

 5-septa.i3, an septa subconslrictis. flavidis, 30-40::; 5-7. 



ffah. \n ligno Lyndonville, New York Anier. bor. -— Adsunt 

 in stromatibus junioribus sporulae pycnidicap. basidiis subajqui- 



longae. 



4. Pseudovalsa stylospara Eli. ei, Ev. Proc. Phil. 1890, p. 223. — 3343 

 Slromate corticaii, convexo, 2-3 mm. diam., epidermide teclo ; pe- 

 ritheciis circinatis, iu quovis stromate 4-8, globosis, ^/4 mm. diam,, 

 siccis Gollabeutibus, supra in colla brevia ac ostiola minuta, globosa 

 abeuntibus, subseriatim dispositis, per corticem minnte (issum erum- 

 pentibus j ascis 80-85*15 p. sp.; sporidiis distichis, oblongo-plli- 

 psoideis, initio hyalinis et granulosis, deia brunneis, 2-seplatis, ad 

 septa subconstrictis, 25-30 ::; 10-14; pycnidiis rentralibus, stylospo- 

 ris 40-55 i; 10-12, basidiis brevibus sufTullis. 



Hab. in cortice emortuo Aceris .spicati, London Canada 

 Amer. bor. (.1. Dearness). 



Sacc. Syll. 11, p. 140. _ Cfr. Berl. Ic. I, p. 45. 



L Thyridaria texensis (E. et Ev.) Berl, et V^ogi. Add. Syll. p. 164, ^344 

 Diatrypc (eccensis E. et Ev. in Journ. of jMyc. i886, p. 39. — 

 Stromate subcarbonaceo, atro. suborbiculari, 2-4. mm. crasso, pri- 

 mura plano vel sursum subconcavo, superficie corticis interioris 

 insidente atque epidermidem perforanfe,- peritheciis coriaceis, con- 

 textu crasse parenchymatico. globosis vel mutua pressione suban- 

 gulosis, 6-20 in quoque stromate, '/3-V2 i^f^™- diam., orihcio acu- 

 tiusculo sed indistincto,- ascis clavato-cylindracois, circiter 75 c^ 12, 

 copiose paraphysatis; sporidiis subdistichis, primo luteo-brunneis 

 uniseptatisque, dein obscure brunneis, 3-septatis, ovatis vel oblon- 

 go-ellipsoideis, 15-20^6-7, ad septa vix constrictis, loculis exti- 

 mis subhyalinis. 



Hah. in cortice arboris (Tilioe?), Houston, Taxas Amer. bor. 



2. Thyridaria Comptoriiae (Ell. et Ev.) Berl. et Vogl. Afjd. Syll. p. 417. 3315 

 Ic. Fung. 1, t, 33, f. 6, Biatnjpe Compfoni.ee EW. ^[ Ev. in Journ. 

 of Myc. 1886, pag. 89. — Stromate erumpente, subtuberculiformi, 

 minuto, 1-3 mra. diam,, subhemisphserico v. elongato, atro, ad ba- 

 sim albescente; peritlieciis in stromatibus minoribus singulis et in 

 majorii)us, 2-12, tunica subtili, ovoideis v. mutua pressione suban- 

 gularibus, V4-V3 "^iKi- 'iiam., sursum in colluin breve, cylindra- 

 ceum vel subconoideum vix prorainulum contractis; ascis clavatis, 



