Xyloma» 555 



r. ^ H". l. a. p. 88. -K^wnr. Mye. Ueft, 4. p. fig, 



Primo adspe(5lu D. Ribesicc simillima ; sed ad- 

 modum diversa cellula solitaria nigra in stromale 

 albo. Hac struc5lura ad Sph. simplices & Innatas 

 adfio accedit, ut inter Sphaerias, Dothideas & Pha- 

 ciaceas media ! Ad ramos Sorbi anatparics exsicca- 

 ios. (v. V.) 



Antecedentis status sterilis & minor est JJyst. Sorhi 

 Wahl ! Lapp. p* 525. (Scler. Suec. exs. «♦ H9. Holl. & 

 Schmidt n. 36.) Ut Hysterium ruptum numquam vidi* 



Inquirendae : Sphceria Cerasi Schum. Saell. 2« p. 167. 

 & Dothid, pithya Fries (a Cenang. Pithyo vix 

 diversa), 



Trib. III & IV. XYLOMA. 



 POLYSTIGMA. Pers, — Dec, Fr. 6. p. I64. & 

 Mem. Mus. III. p, 330. — Compositce, cellulis im- 

 mersisy demum evacuatis, amhitu uniformi^ 



15. JJ. tijphina^ elongata, culmos arabiens, albida, 

 miox saturate lutea, ex ostiolis deraum granu- 

 losa. 



Sph. typhina. Ters, ! syn. p, 59. Ic, €^ descr, p, 21. 

 t, 7. /• 1. Sehum, ! Scell, 1, p. 162. "Nees syst, f^ 

 314. Polystigma, Dec, Mem, Mus. l, c. (Holl* & 

 Schmidt! exs. n. 4. Moug. & Nestl. ! n. 79.) 



b. Sph. spiculifera. Sowerl. t, 270^ 



Culmorura vaginis, nec ipso culmo innata, i-s 

 unc longa, primo l^vis pallida, dein vero lutea, 

 ostiolis granulosis prominulis obscurioribus, cellulis 

 submembranaceis gelatina molliori fardlis, unde ad 

 SphEcrias accedit, sed habitus sequentium. Ad gra- 

 nmum cuUnos vivosy ccstate. (v. v.) 



14. D. rubra, hypopbylla, orbicularis, rubra, de- 

 mum rufofusca, cellulis immersis rubentibus, 

 ostiolis subimmersis. 



Xyloma rubrum. Pers. ! syn. p, 105. Ols^ Myc, 1» y. 

 101. Schum,\ Sadl, <2. p, 179. Spli^ria ruhra. Vrics 

 Obs. 1. p, 172, S* hyetospilus. Mart, Fl, Cr, Erl, 



