24 PERISPORIACEAE 



a. Perithecia without basal setae 



(i) Asci several or many Dimerium 1:51, 17: 537 



(2) Ascus one, rarely two Balladyna 16:411 



b. Perithecia with basal setae Kusanobotrys 17:881 

 II. Perithecia not seated on a subicle 



1. Perithecia gelatinous when wet, honey-yellow 



Engleruia 17: 529 



2. Perithecia membranous or carbonous, usually dark 



a. Spores apiculate-appendaged, very large 



Zopfia 1 : 54 



b. Spores not appendaged, small or medium 

 (i) Spores smooth 



(a) Spores elongate-oblong, very large 



Richonia 9: 379 



(b) Spores subtrapeziform, small Argynna 14: 470 



(c) Spores ellipitic, medium Parodiella i: 717, 9: 409 

 (2) Spores spiny or roughened 



(a) Peritheciura irregularly dehiscent; asci not long-stalked 



Marchaliella ii: 257 



(b) Perithecia regularly areolate-dehiscent ; asci long-stalked 



Testudina 9: 378 



Hyalophragmiae 



Spores with 2 or more cross walls, hyaline 



I. Perithecia on a radiate subicle Asteridium i : 49 



II. Perithecia on a uniform subicle 



1. Subicle effuse, dematium-like ; perithecium closed 



Zukalia 9: 431 



2. Subicle fibrous, subcrustose ; perithecium perforate 



Perisporiopsis 17:544 



Phaeophragmiae 



Spores 2-several-septate, dark 



I. Perithecia on a radiate subicle Meliola i: 60 



(Limacinia 14:474) 



II. Subicle uniform or absent 



1. Spores separating at the joints 



a. Paraphyses lacking Perisporium i: 55 



b. Paraphyses present Schenckiella 11:268 



2. Spores not separating Perisporina 17: 545 



Hyalodictyae 



Spores muriform, hyaline 

 I Perithecia on a subicle, closed Zukaliopsis 17: 554 



Phaeodictyae 



Spores muriform, dark 

 I. Perithecia globose 



1. Spores with an appendage at each end Ceratocarpia 14: 474 



2. Spores without appendages 



