PvrenomycetEe, Sphperiacese, Phaeophragrnise, Leptosphsefia. 729 



45. Leptosphaeria iridigena Fautr. — Syll. XIV, p. 568. — f. Typhae 2516 



Feltg. Vorst. Pilz. Luxemb. Nachtr. III, 1903, p. 206. — A typo 

 differt tantum ostiolo non pertuso; ascis magis regularibus; spo- 

 ridiis subconstrictis minute granulosis, utrinque tenuatis. 40-48 « 

 5-6, 5-septatis. 



Hab. in foliis Typhie angustifolia 1 , Luxemburg. 



46. Leptosphaeria rivalis Feltg. Vorstud. Pilz. Luxemb. 1901, Nachtr. ~ : ^~ 

 II, p. 157. I, 1899, p. 256, sub Leptosphctma spec. n. 775. — Peri- 

 theciis sparsis, epidermide tectis, globoso-depressis, 200-300 \i. diam. 

 nigris, ostiolo late papillato erumpente; ascis clavatis, subsessilibus, 

 123^21-24; sporidiis 2-3-stichis, exacte fusiformibus, curvulis, 

 utrinque obtusulis 10-12-septatis constrictisque, plerumque 11-13- 

 guttulatis, dilute flavidis vel brunneolis, 35-45 « 8-10. 



Hab. in culmis foliisque Caricis paludosce, Luxemburg. 



47. Leptosphaeria cariciphila Oud. in Ned. Kruidk. Arch., 3 Ser. II, 2:,is 

 4, pag. 870, 1903. — Peritheciis membranaceis, translucentibus, 

 brunneis, 10-70 [x. diam.j ascis 35^12, octosporis; sporidiis disti- 

 chis, cylindraceis, rectis vel curvulis, fulvis, utrinque rotundatis, 



2- vel raro 3-septatis, 16-21 v 4-7, ad septa non constrictis; para- 

 physibus parum numerosis. 



Hab. in bracteis Caricis arenari;c, Nunspect Hollandia3 

 (Beins). 



48. Leptosphaeria sparsa (Fuck.) Sacc. — Syll. II, p. 77. — var. mei- 2519 

 zospora Feltg. Vorstud. Pilz. Luxemb. Nachtr. III, 1903, p. 207. 



— A typo differt imprimis sporidiis multo majoribus 31-40 * 

 6-7,5, 6-8, rarius 9-septatis. 



Hdb. in culmis Brachy podii et foliis Caricis et Sparga- 

 nii, Luxemburg. 



49. Leptosphaeria microscopica Karst. — Syll. II, pag. 59. — var. 2520 

 flavo-brunnea Feltg. Vorstud. Pilz. Luxemb. Nachtr. III, 1903, 



p. 205. — A typo differt peritheciis flavo-brunneis basi hyphia 

 diu cinctis, paullo crassioribus 100-150 ;j.. diam., ascis quoque 

 majoribus 100-108 « 13-16 sporidiisque pariter majoribus 23-30 v 

 5,5-7, cellulis secunda et tertia crassioribus, trisoptatis. 



Ilab. in cuhnis M o 1 i n i se, P o 33, G 1 y c c r i ae, Luxemburg. — 

 var. Caricis-vulpinae Staritz in litt. — A typo dignoscitur ascis 

 usque 90^18-22, sporidiisque 34^10. — In Oarice vulpina, 

 Anhalt. 



