338 Pyrenomycetae, Xylariaceae, Xylai^a-. 



cylinclraceis, 100-110 ^ 5-6, plerumque octosporis raro tetra- v. hexa- 

 sporis ; paraphysibus numerosissimis, tenuibus, muco vestitis; spo- 

 ricliis plerumque laxe recte monostichis, nigricantibus, ellipsoideis, 

 utrinque fusoideo-acutatis, plerumque 8 « 3. 



Hab. in ligno putri in silvis primievis, prope Raiz da Serra 

 Sao Paulo BrasilicC. Xylaria involuku Sacc. et clamformi Starb. 

 affinis. 



3. Xylaria radicata P. Henn., Engl. Jahrb. XXXVIII (1905) p. 127. 447i 

 Stromatibus simplicibus v. basi fasciculatis longe radicatis, cylin- 

 draceo-clavatis vel fusoideis, primo cinereo-pruinosis, dein atris, 

 usque ad 8 cm. longis, 6 mm. cr., parte radiciformi usque ad 65 

 cm. long., 1 cm. crassis, teretibus ; peritheciis immersis, vix ostio- 

 latis (plerumque immaturis); ascis longe cylindraceis, octosporis, 

 oblique monostichis, navicularibus, c. 15 » 4 immaturis. 



Hdb. in radicibus putrescentibus Cocoes, Lome Togo Africse 

 centr. ("Warnecke). 



4. Xylaria strobiliformis P. Henn., in Voeltzkow Reise Ostafrika III 448( 

 (1908) p. 31, tab. III, fig. 25. — Stromatibus ovoideis, stipitatis, 

 strobiliformibus, atro-carbonaceis, intus gilvis, extus rugulosis, pun- 

 ctoideo-ostiolatis, c. 2 cm. long., 1,5 cm. latis, stipite subsquamoso, 

 ferrugineo, 6-9 mm. longo, c. 3 mm. cr. ; peritheciis immersis 

 subglobosis, atris, c. 0,5 mm. diam.; ascis cylindraceis, octosporis, 



p. spor. circ. 120-130 « 7-10; sporidiis oblique monostichis, oblonge 

 navicularibus, utrinque obtusiusculis, atris, 16-26 «6-9. 



Hdb. in ligno Fianarantsoa Madagaskar. — Xyl. polymorphcu 

 (Pers.) var. hypoxylece Nits. affinis. 



5. Xylaria pallide-ostiolata P. Henn., Engl. Jahrb. XXXVIII (1906) 448 

 p. 128. — Stromatibus clavatis stipitatis 1-3 cm. long., atro-ru- 



fis, clavula subtereti apice obtusa, 4-5 mm. crassa, verrucoso-ru- 

 gulosa, ostiolis prominulis, zona pallida depressa circumdatis; sti- 

 pite usque ad 1 cm. longo, 2 mm. crasso, subtereti, ruguloso, atro- 

 fusco, levi; peritheciis immersis, ovoideis, 0,6-0,9 mm. diam. ; ascis 

 clavatis apice obtusis, basi stipitatis, 150-170 a. long., p. spor. 

 110-130*5-8, octosporis, paraphysibus mycelioideis hyalinis c. 2 

 [j.. crassis; sporidiis oblique monostichis, fusoideo - navicularibus, 

 utrinque obtusis v. subacutiusculis, 15-20 ^^ 5-7. atris. 



Hab. in ligno putri, Victoria Kamerun Afric;c (Winkler). 



6. Xylaria arenicola Welw. et Curr. — Syll. I, p. 311. — var. bra 448; 

 siliensis Theiss., Ann. Mycol. VI ;i908; p. 344. — Stipite radi- 

 cato, rhizoide, sordide cinereo, sursum fuligineo, suba^quali sul- 



