HYALOPHRAGMIAE 33 



(b) Stroma not phyllogenous 

 x. Perithecia valsoid Valsaria i: 741 



y. Perithecia eutypoid Endoxylina 11: 318 



Hyalophragmiae 

 2: 152, 9: 824, 11: 332, 14: 581, 16: 528, 17: 692 



Spores 2-several-septate, hyaline, oblong to cylindric 



I. Perithecia separate 



1. Perithecia covered or erumpent 



a. Perithecia beaked 



(1) Perithecia xylogenous, carbonous 



Ceratosphaeria 2: 227 . 



(2) Perithecia phyllogenous, submembranous 



(a) Spores separating into halves Cryptoderis 2:229 



(b) Spores not separating into halves 



Gnomoniopsis 17:716 



b. Perithecia not beaked 



(1) Spores with a mucous covering Massarina 2: 153 



(2) Spores without a mucous covering 



(a) Perithecia submembranous, pseudostroma lacking 



x. Paraphyses lacking Sphaerulina 2: 186 



y. Paraphyses present 



(x) Spores muticate Metasphaeria 2:156 



(inch Charrinia 14:585) 

 (y) Spores with a seta or cusp at either end 



Ceriosporella 2: 184, 14: 19 



(b) Perithecia membranous, in a leafy pseudostroma 



Hypospila 2: 189 



(c) Perithecia subcarbonous, pseudostroma lacking, spores 20-30-septate 



Saccardoella 2: 190 



2. Perithecia superficial or subsuperficial 



a. Perithecia glabrous 



(1) Perithecia stalked, covered with a bright powder 



Bombardiastrum 11:338 



(2) Perithecia not stalked, powdery covering lacking 



(a) Spores 2-septate Melomastia 2:213 



(b) Spores typically 3 or more-septate 



x. Perithecia carbonous, black Zignoella 2:214 



(inch Bertiella 17:708) 

 y. Perithecia softish, greenish or reddish 



Winterina 14: 589 



b. Perithecia hairy or byssisede 

 (1) Perithecia of one color 



(a) Spores chain-like, separating into globose joints 



Hormosperma 14: 591 



(b) Spores not separating into joints 

 x. Perithecia carbonous, large 



(x) Spores cylindric, elongate Lasiosphaeria 2: 191 



