Deuteromycetae, Mucedinaceae, Ovularia. 1293 



dogeno, septato, noduloso; caespitulis vix conspicuis; conirlioplio- 

 ris ex stomatibus pluribus fascicuiatim exeuntibus hypha prima- 

 ria crassiore sufFultis, ramulis ultimis cuspidatis; conidiis obiongo- 

 teretiusculis, hyalinis, 3^1 (ex icone). 



ifaft. in floribus Cerastii pallentis, C. pumili, C. semi- 

 decandri in quibus sterilitatem causat in Brandenburgia, Rhe- 

 nogovia, Gallia et forte Dania (Correns), 



OVULARIA Sacc. — Syll. IV p. 139, X p. 540, XI p. 697, XIV 

 p. 1053, XVI p. 1034, XVIII p. 528. 



1. Ovularia mlnutissima Syd., Mycoth. gem. fasc. XIV-XV n. 732 8104 

 (1908) Ann. Mycol VI (1908) p. 480. — MaeuUs amphigenis, or- 

 bicularibus vel ellipticis, ca. 3-6 mm. longis, brunneolis, plerum- 

 que purpureo-marginafcis; caespitulis hypophyllis, plus minus dense 

 aggregatis, minutissimis, oculo nudo haud vel vix perspicuis, al- 

 bidis; hyphis fasciculatis, non septatis, hyalinis, 20-40 « 2-4, 

 apicem versus torulosis denticulisque paucis pneditis; conidiis ob- 

 longo-ovoideis, utrinque rotundatis, continuis, hyalinis, 7-10 « 

 8-5. 



Hab. in foliis Hyperici quadranguli, Riesengebirge Weiss- 

 wassergrund Germanite. 



2. Ovularia Vitis Richon — Sacc. Syll. X p. 540. — Sec. Bubak 8i06 

 Anu. Myc. VI (1908) p. 25, cum icone, species ita dignoscitur: 

 mycelio intermatricali, folium totum penetrante, hyphis hyali- 

 nis, intricatis 0,7-1 [x. cr. per stomata hypophylli exeuntibus et 

 hypostroma tuberculiforme, 30-50 |i. diam. demum brunneum 

 formantibus ; conidiophoris ex hypostromate oriundis, hyalinis, 

 continuis, si^rsum 4-denticulatis, cicspitulos miuutos niveos for- 

 mantibus, 15-25 «2-3; conidiis ovoideis subinde fusoideis, rarius 

 breviter cylindraceis, 5-11 *^ 3-4, basi rotundatis, apice acutis, hya- 

 linis. 



Ilat). in foliis Vitis viniferie in Gallia et Austria. — Spe- 

 cies Richonii vix nomine nota, tamen eadem videtur, observante 

 cl. Bubak. 



3. Ovularia tuberculiniformis v. Hohn. Oest. Bot. Zeitschr. LV 8106 

 (1905) p. 187. — Maculis sordide flavidis, siepius minutis, con- 

 fluentibus; ca;spitulis hypophyllis, e pallido roseolis, internerviis, 

 angulosis ex tuberculis numerosis subrotundis 20120 [j., lat., fir- 

 mis, crebris formatis; conidiophoris simplicibus, continuis, brevi- 



ter clavuiatis, 20 * 5-6, sursum denticulos 1-6 obscuros ferentibus; 



