PyrenomycetfP, Sphoeriacefe, Acanthostig-ma. 209 



ferruginea in alpibus supremis vallis Zillertal Tiroli:e (Dr. 

 Rehm). — Affine A. Alni et A. parasitico. 



5. Acanthostigma Bambusae v. Hohn , Stzb. k. Ak. d. Wiss. Wien *084 

 CXVIII, Abt. I (1909) p. 334. — Peritheciis superficialibus, ple- 

 rumque singulis v. 2-5 gregariis, in maculis effusis nigricantibus, 

 subvelutinis insidentibus, nigris, carbonaceis, nitidulis, globosis, 

 supra rotundatis v. depresse ostiolato-papillatis, 210-280 a. diam., 

 ostiolo rotundato 20 "j.. lato. supra levibus, basi setulis sparsis, ni- 

 gris, septatis, obtusulis, apice pallidioribus 200-2BO « 6-7 tectis • 

 paraphysibus numerosissimis, filiformibus, 4 \x. cr. ; ascis octospo- 



ris, 100-130^16-20, sessilibus v. brevissime noduloseque pedicel- 

 latis, tenuiter tunicatis, clavato-fusoideis, supra conoideo-angusta- 

 tis obtusulis, J-; sporidiis distichis v. tristichis, hyalinis, plerum- 

 que 12-locularibus, 51-54 ** 7, fusoideis, apice obtusulis. 



Hah in vaginis putrescentibus Bambus;o sp. in Hort. bot. 

 Buitenzorg in ins. Java. — Status conidicus adest : Acrofhecium 

 BambuscB v. Hohn. 



6. Acanthostigma genuflexum (v. Hohn.) Sacc. et Trott., Acantho- ^035 



sfigmella genuflexa v. Hon., Ann. Myc. III (1905) pag. 328. 



Peritheciis superficialibus, sparsis, globosis v. globoso-ovoideis, te- 

 nui-membranaceis, nigro-brunneis, apice carbonaceis, 70-80 [ji. lat., 

 100 [t. alt. ; ostiolo setuloso, setulis 2-10 robustis, bruuneo-nigris, 

 acutis, septatis, 60-80 ^ 4-5, raro levi v. subpiloso ; ascis supra an- 

 gustatis, clavatis, 30-35 ^ 8, octosporis ; sporidiis pluriseriatis, chlo- 

 rinis, in massa pallide olivaceis, elongatis v. fusoideis, utrinque 

 obtusule tenuatis, 2-septatis, loculo medio plerumque latiore, 8- 



14 « 2-3,5. 



Hab. in culmis putrescentibus Phragmitis communis 

 prope Tulln Austri;»' inf. — Socium adest Helicosporiujn Phrag- 

 mitis V. Hohn. forsan metagenetice connexum. — Acanfhostig- 

 mella v. Hohn. a typo videtur vix recedere ostiolo particulatim 

 setuloso. 



7. Acanthostigma orthosetum (v. Hohn.) Sacc. et Trott., Acanthosfig- 4036 

 mella orfhosefa v. Hohn,, Fragm. z. Mykol. VIII (1909) in Sitzb. 



k, Ak. d. Wiss. Wien CXVIII, Abt. I, p. 1201. — Peritheciis 

 nigris, arcte gregariis, plerumque seriatis, superficialibus, 100-160 

 [x. latis, 100-120 jj.. altis, infra globosis, tenuiter membranaceis, 

 parenchymaticis, hyphis brunneis, septatis, 2-3 jx, latis tortuosis 

 tectis, supra conoideis in discum 80 [j.. latum subrotunduni opacum 

 desinentibus ; ostiolo in centro disci subrotundo 15 |j.. diam. pra3- 

 ^'y//, /ung. XXll (Vl-1912) 14 



