Pyrenomycetse, Hypocreacea% Sphajroderma. 449 



Sect. 2. Phoeospora?. 



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



p. 627, XVI p. 562, XVII p. 781 (*). 



1. Sphaeroderma microsporum von Hohnel, Ann. Mycol. III (1905) 4867 

 p. 327. — Peritheciis superficialibus v. semiimmersis, sparsis, c. 

 200 [j-. cr., sphoeroideo-piriformibus, collo 100 ;j.. cr., nigria; con- 

 textu moUi, subtenui, obscure brunneo, distincte parenchymatico ; 

 ascis numerosissimis, cylindraceis, 60 * 5-6, basi longe attenuatis 

 acutatis, octosporis; paraphysibus numerosis, filiformibus; sporidiis 

 obscure brunneis, late ellipsoideis 1-2-guttulatis, 4,5-7 « 3,5-4. 



Hah. in hgno putri Fagi silvaticce prope Pressbaum Wie- 

 ner Wald Austriae. 



2. Sphseroderma texanicum Rehm, Ascom. Amer. bor., Ann. Myc. 4358 

 V. III (1905) p. 519. — Peritheciis sessilibus in crustulam nigre- 

 scentem effusam arcte congregatis, globulosis, haud papillulatis, 

 poro minutissimo pertusis, glabris, modo ad basim hyphis non- 

 nullis hyalinis vestitis, mox coUabentibus, membranaceis, nigro- 

 fuscidulis, 100- 150 ;x. diam.; ascis cylindraceis, apice truncatis, c. 



100 - 14, quadri-octosporis ; sporidiis oblongis, utrinque rotundatis, 

 1-cellularibus, guttis oleosis carentibus, subfuscis, 12 « 6-7, strato 

 mucoso tenui obductis, 1-stichis; paraphysibus ramosis. 



Hab. ad lignum putridum, Texas (Teecul 1848, comm. Dr. 

 Pazschke). — Secundum texturam mollem perithecii ad Hypo- 

 creaceas, subiculo nullo conspicuo ad Sphcerodermatis subg. Vitta- 

 dinula Sacc. pertinens species, Collematis instar crustulam praebet. 

 Proximum Sphcerodermati Belladonnce Tassi, imprimis peritheciis 

 multo majoribus alienum. 



3. Sphaeroderma Ricl<ianum Rehm in Theissen, in Ann, Mycol. V 4859 

 (1907) p. 530 et Ann. Mycol. 1910, p. 461-462 c. ic. — Perithe- 



ciis 3-20 in acervulos 1-3 mm. latos, 1 mm. cr., brunneo-nigros, 

 ligno nudo insidentibus dense aggregatis, c. '/, nim. diam., vertice 

 griseo-decoloratis, poro latiuscule pertusis, strato stupposo compa- 

 ctiusculo (ex hyphia brunneis, septatis, 5 ;j.. cr. efformato) insiden- 



(*) Ad pag. T8i vol. XVII {Sphoeroderma aureum); pro «Peritheoiis atro- 

 branueis » oorrige : « aareo-bruuneis ». 



Sj/ll. jung. XXU (X-1912J 29 



