Pyrenomyceta?, Hypocreacea?, Phseosporse, Melanospora. 781 



Hab. in culmis adhuc vivis Arundinarke, Sao Leopoldo 

 Brasiliae. 



Sect. 3. PJueosporiP. 



SPH/ERODERMA Fuck. II p. 459, IX p. 949, XI p. 355, XIV 

 p. 627, XV p. 562. 



1. Sphaeroderma aureum (Mc. AIp.) Sacc. et D. Sacc. Rosellinia aurea 2717 

 Mc. Alp. Fung. Stone-fr. tr. diseas., Melb. 1902, p. 102, f. 101, 102, 

 314. — Peritheciis atro-brunneis, superficialibus, gregariis vel 

 sparsis, 2-3 congestis, globosis, membranaceis, textura ex hyphis 

 hyalinis composita, ostiolo subrotundo ornatis, 300-400 ;i. diam. ; 

 ascis obovatis, brevi stipitatis, octosporis, 45 « 28; paraphysibus 

 hyalinis, filiformibus, asco subfequilongis; sporidiis distichis, initio 

 hyalinis, dein olivaceis, tandem fuligineo-brunneis, navicularibus, 

 apiculo brevi, obtuso, hyalino utrinque ornatis, 24-26 » 13-14. 



Hab. in foliis Pruni domesticce et Piri Mali, Victoria 

 Australue. — Culta etiam in capsula vitrea. 



2. Sphaeroderma Helleri (Earle) Sacc. et D. Sacc. Melanospora Hel- 2 7 is 

 leri Earle in Muhlenbergia 1901, p. 13. — Peritheciis superficia- 

 libus dense aggregatis 3-4 usque 20, hypostromate obsoleto, cor- 

 tice insculpto insertis, 500-600 ;j,. diam., profuncle collapsis, griseis, 

 extus verruculis applanatis, demum deciduis conspersis perithecii 

 contextu parenchymatico parvi-celluloso, molli, brunneo; ostiolo 

 papillato, pertuso, pilis tenuissimis hyalinis vestito; ascis oblongis, 

 100*30, mox evanescentibus; paraphysibus indistinctis; sporidiis 

 octonis subinde quaternis, distichis, ovoideis, continuis, hyalinis, 

 denique opace nigricantabus, strato mucoso hyalino plus minus 

 distincto obvolutis, 25-28 * 18-20, demum expulsis et matricem 

 fcedantibus. 



Hab. in cortice emortuo arborum in silvaticis Santurce, Porto- 

 rico. — Acl subgenus Vittadinula spectare videtur. 



MELAN0SP0RA Corda — Syll. II p. 461, IX p. 950, XI p. 356, 

 XIV p. 626, XVI p. 563. 



1. Melanospora Rubi Eehm in (Est. Bot. Zeitschr. 1904, p. 86. — 2719 

 Perithcciis solitariis vel 5 arcte eongregatis, sessilibus, lagenifor- 

 mibus 150 [j.. alt., 90 ;j.. latis, in rostrum c\ Tmdricum apice obtusum 

 et fimbriatum, 300 ;j.. long., 90 ;j.. lat., prosenchymatice ex hyphis 



