620 Spliaeriaceae, Hyalodidyma^, Diaportlie, 



padtnam refereutibus, subtectis globoso-leuticuiaribus sparsis; sper- 

 matiis fusoideis 9-11 s 3, byalinis. 



//tt^. in rainis corticatis Pruiii P n d i Malmedy in finibus Gai- 

 iia» ot ("iennania\ 



r>l. D. Chorostate difficilior l\uiize F. Sel. exs. n. 352 (absque dia- 2403 

 gnosi). — Peritheciis hinc inde in acervulos subvalseos minutos 

 aggregatis corticolis globulosis, ostiolis subconvergentibus in di- 

 sculuin iiiiiiutuin atruin eruuq^entibus, vix emergentibus; ascis fu- 

 soideo-clavatis, breve stipitatis, 00-110 =; 10-14, octosporis, para- 

 physibus (spuriis?) filiformibus ; sporidiis distichis fusoideis rectis 

 V. inajquilateralibus, 20-22 :; 5-6, plasmate bipartito 1-septatis, vix 

 constrictis, hyalinis, 



ITab. iii rainulis Pruni spinosae emortuis pr. Zurich Helve- 

 tise (WiNTER!, — .\\\ saiis diversa a pra^cedente? 



52. D. Chorostate tuberculosa (Rllis) Sacc. Vaha luberculosa Ellis 24114 

 Torr. P)Ot. Cl. 1881. p. 80. — Perithpciis 8-10 subcircinantibus, 

 stromate corticali colore paruin mutato sed coinpactiori immersis 

 lineaque nigra lignum quoque penetrante circumscriptis ; ostiolis 

 breve cylindraceis crassis, obtusis, irregulariter dehiscentibus; ascis 

 crasse ianceolatis, sessilibus, 75^^15; sporidiis biseriatis, oblongo- 

 ellipticis, uniseptatis, leniterque constrictis, hyalinis, 12-13::; 7-8, 

 binucleatis, loculis subinde df^nique secedentibus. 



Hab.m cortice trunci A melanchieris canadensis in A- 

 merica boreali. — Cortice denique dejecto, acervuli ligno libere 

 adiuvrent. 



53, D, Chorostate Crataegi (Curr,) Fuck. Symb. myc. p. 204, Valsa 2405 

 Cralcegi Curr. Linn. Trans. XXII, p. 278, t. 48, f. 1450, — Acer- 

 vulis subvalseis satis compactis, ostiolis parura emergentibus, obtu- 

 siusculis; ascis fusoid.^is 90-100 =; 9-12, aparaphysatis, lumine apice 

 2-foveoIato, octosporis ; sporidiis distichis, cylindraceis, utrinque ob- 

 tusiusculis, 17-18^5-6, 1-septatis, leniter constrictis, 4-guttuIatis, 

 Ijyalinis. 



Hab. in ramis corticatis emortuis Cratajgi Oxyacanthae 

 in Geri;,ania, Priianiiia, Italia, Gallia et Amer. bor. 

 51. D. Chorostate crassiuscula Sacc. et Bizz. Mich. II, p. 378. — 240G 

 Acervulis hinc inde sparsis, corticoiis, linea stromatica nigra usque 

 ad lignum decurrente cinctis, peritheciis aggregatis, globulosis, ni- 

 gricantibus, '/o mill. diam , ostiolis subconvergentibus, erurapenti- 

 bus, apice leniter incrassatis obtusisque; ascis fusoideo-clavatis. 80- 

 84 ^ 13)- 15, aparaphysatis, octosporis; sporidiis distichis crasse fu- 



I 



