Deuteromyectfe. Sphferioidaeom, Hviilospora!, Cytospora. 297 



Stromaiibus verrucosis, inuato-erumpentibus, irregulariter plurilo- 

 cularibus 0,5 nim. diam. ; sporalis ovoidoi.s hyalinis, porexiguis, 

 4 * 2,5. 



Hah. iu ramulo sicco Abietis, St. Didier Italia' bor. 



"■) 



CYTOSPORA Ehrenberg — Syll. IIT p. 252, X p 243, XI p. 508. 

 XIV p. 014, XVI p. 902. 



1. Cytospora Prunorum Sacc. et Syd. Myc. Germ. n. 136 et Ann. 42S6 

 Mycol. 1904, p. 191, — Stromatibus laxe gregariis, conico-ti^un- 

 catis, tectis, 1-1 '/., mm. latis, dein transverse rimoso-erumpenti- 

 bus, disco atro, intus griseo-olivaceis, peripherice multilocularibus; 

 sporulis allantoideis, curvuUs, 7-8 « 1 '/,-2, hyalinis; basidiis ba- 

 cillaribus, stipatis, simplicibus furcatisque, 22-26 * 1 '/,. 



Hdb. in ramis Pruni avium, Spath' sche Baumschulen pr. 

 Berolinum Germaniii). — Forte eadem est ac Ctjtospora ruhescens 

 Kalchbr. (Bot. Zeit. 1864, p. 174) ob sporulas majusculas, sed 

 Cfjt. ruhescens Fr., saltem forma primaria, habet discnm albidum 

 et ad Valsam cinctam pertinet, contra Cytos. ruhescens sec. Tul. 

 sporulas habet multo breviores (4 [x. long.) et ad Eutjjpellam Sorhi 

 spectat. Prccsens forte ad EtUi/pellam Prunastri pertinet. Cirrus 

 non visus certe ob defectum humiditatis. 



2. Cytospora Cydoniae Bub. et Kab. Hedw. 1904, p, 4l7. — Stro- ^.^^^ 

 matibus laxe gregariis subinde 2-pIuribus confluentibus, e basi or- 

 biculata v. elliptica hemisphnericis v. lenticularibus, epidermide te- 

 ctis brevique papillato disco longitrorsum erumpentibus, atris, plu- 

 rilocularibus ; loculis orbicularibus, radiatim positis, communi ore 

 apertis, olivaceis; sporulis allantoideis vol cylindraceis, utrinque 

 acutulis, 6-9 * 2, hyalinis, in cirrum subcarneum eructatis; basidiis 

 acicularibus, 20-35 v 2-2,5, hyalinis. 



Hah. in ramis siccis CydonisB vulgaris prope Turnau 

 Bohemin'. 



3. Cytospora farinosa Feltg. Vorstud. Pilz. Luxemb. Nachtr. III, ^ogs 

 p. 127. — Stromatibus subcorticali-erumpentibus, conoideis, disco 

 pyenidiisque extus Havido-farinosis; pycnidiis paucis, 3-5, inter- 

 dum per ostiolum unicum brove in centro disci dehiscentibus ; 

 contextu brunneo minute parenchymatico ; basidiis fasciculatis, sim- 

 plicibus i'amosisve, subinde verticillato-ramosis, totis 20-24 a. lon- 

 gis; sporulis cylindraceis rectis v. stepius curvulis, 5,5-7 * 1,5-2. 



Hah. in ramis emortuis Rosaj canina?, socia Valsa cerato- 

 phora, var. farinosa, Luxemburg. 



