280 F. Petrak: Pilze 1921 (ohne die Schizomyccten und Flechten) [120 



Discodiaporthe xanthostroma (Mont.) Pet. 1921. Hedwigia LXII, p. 294 (syn. 



Sphaeria xanthostroma Mont., Valsa xanthostroma TuL, Melanconis 



xanthostroma Scliroet., Valsa chrysostroma Fr., Melanconis chrysostroma 



TuL, Melanconiella chrysostroma Sacc). 

 Discofusariuiu Peteli. 1921. Transact. Brit. Myc. Soo. VII, p. 164. {Tuber- 



culariaceae.) 



,,SporodocIiium discoid, sessile or shortly stalked, the external layers 



composed of parallel liypliae continuous from tlie base, extending above 



tlie disc and forming an incurved margin ; diso composed of branched 



conidiopliores, conidia hyaline, fusarioid, multiseptate." 

 D. tasmaniense (McAlp.) Petch. 1. c. (syn. Microcera tasmaniensis McAIp., 



M. Mytilapsis McAlp.). 

 Discosporiopsis Pet. 1921. Annal. Mycol. XIX, p. 217. ( Melanconieae.) 



Basalstroma eingewachsen, polsterförmig oder fast halbkuglig, senk- 

 recht hyphig, mit dem sterilen Scheitel hervorbrechend. Konidien länglich 



oder kurz zylindrisch, ziemlich groß, einzellig, hyalin. Träger einfach, 



stäbchenförmig. 

 D. pyri (Fnck.) Pet. 1921. Annal. Mycol. XIX, p. 217 (syn. Cytispora pyri 



Fuck., Myxosporiiim pyri Fuck., Discosporium pyri v. Höhn.) 

 Discosporium sulphureum (Sacc.) Pet. 1921. Hedwigia LXII, p. 292 (syn. 



Myxosporiiim sulphureum Sacc). 

 Dothichiza alnicola Pet. 1921. Annal. Mycol. XIX, j). 76. — In ramulis emor- 



tuis Alni rotundifoliae, Moravia. 

 D.foveolaris (Fr.) Pet. 1921. Annal. Mycol. XIX, p. 78 (syn. Sphaeria föveo- 



laris Fr., Sphaeropsis foveolaris Fr., Phoma foveolaris Desm., Sclerophoma 



foveotaris v. Höhn., Dothichiza evonymi Bub. et Kab.). 

 Dothichloe subnodosa (Atk.) Chardon. 1921. Mycologia XIII, p. 287 (syn. 



Balansia subnodosa Atk., Dothichloe nigricans (Speg.) Seaver). 

 Dothidina peribebuyensis (Speg.) Chardon 1921. Mycologia XIII, p. 289 (syn. 



Phyllachora peribebuyensis Speg., Auerswaldia miconiae P. Henn., Bag- 



nisiopsis peribebuyensis Theiss. et Syd., Dothidina miconiae Theiss. et Syd.). 

 Dothiorella chilensis Speg. 1921. Bol. Acad. Xae. Sei. Cordoba XXV, p. 101. 



— In ram. Flotoviae excelsae, Chile. 

 *D. mali Karst, var. globuligera El. et Em. Marchai 1921. Bull. Soc. Roy. 



Bot. Belg. LIV. — In fruct. Piri mali et P. communis, Belgia. 

 D. micis Fairman 1921. Proc. of Rochester Acad. Sei. VI, p. 84. — On hicory 



nuts, America bor. 

 D. Sanninii Ciferri 1921. II Coltivatore LXVII, p. 569. — Ad fruct. Punici 



granati, Italia. 

 *D. vinosa El. et Em. Marchai 1921. Bull. Soc. Roy. Bot. Belg. LIV. — In 



fructibus et ramulis Piri communis, Belgia. 

 Diibiomyces Lloyd 1921. Mycological Notes Nr. 65, Cincinnati, p. 1034. Gastero- 



mycetes'} Nomen subnudum. 

 D. viridis Lloyd 1921. Mycological Notes Nr. 65, Cincinnati, p. 1034. — Ad 



gramina, ins. Jamaica. 

 Ectosphaeriii Speg. 1921. Bol. Acad. Nac. Sei. Cordoba XXV, p. 48. (Pyreno- 



mycetes.) 



,,Stromata parva subdiscoidea superficialia sed arcte matrici adnata, 



margine obtuse rotundata, minute irregulariterque subpapillato-asperula; 



perithecia dense constipata stromate omnino immersa, substantia stro- 



