116 PEZIZALES 



(a) Apothecia stipitate Ombrophila 8:613, R 475; 26 



(b) Apothecia sessile 

 X. Asci 8-spored 



(x) Apothecia veined or ridged outside, 



large, terricole Sarcosoma 10:42, R 497 



(y) Apothecia smooth outside, small, not 

 terricole 

 m. Disk convolute or gyrose Haematomyces 8:633 



n. Disk smooth Orbilia 8:621, R 453 



y. Asci many-spored Myridium 8:631 



b. Exciple lacking 



(1) Asci 8-spored 



(a) Apothecia margined by changed paraph- 



yses, microscopic Gloeopeziza 10:41 



(b) Apothecia without modified paraphyses Agyrium 8:634, R 450; 26 



(2) Asci many-spored Agyrina 8:636 



Phaeosporae 



8:636, 10:41, 14:804, 16:770, 18:140, 22:726, 24:1240 



Spores 1-ceIled, dark, elliptic to fusoid 



Apothecia erumpent or superficial, substipitate or 



sessile, turbinate to discoid Bulgaria 8:636, R 494; 26 



Hyalodidymae 



8:639, 10:42, 11:427, 14:805, 16:771, 18:142, 22:728, 24:1241 



Spores 2-celled, hyaline or subhyaline, elliptic to fusoid 



A. Apothecia parasitic; paraphyses forming an epi- 



thecium 



1, Parasitic on algae and liverworts Paryphedria 10:43, R 484 



2. Parasitic on leaves of spermaphytes Bulgariastrum 24:1241 



B. Apothecia saprophytic; epithecium lacking Calloria 8:639, R 462; 26 



Phaeodidymae 



10:42, 16:771, 18:142 

 Spores 2-celled, dark, elliptic to fusoid 

 Apothecia subturbinate, sessile Sorokinia 10:42 



Phragmosporae 



8:641, 10:43, 11:427, 16:773, 18:143, 22:730, 24:1242 

 Spores x-celled, hyaline, spores ovoid to fusoid 

 Apothecia turbinate to disciform, sessile or substipi- 

 tate Coryne 8:644, R 485; 26 



Hyalodictyae 



18:145, 22:732 

 Spores muriform, hyaline, ovoid 

 Apothecia erumpent, cupulate, then plane Dictyonia 18:144 



Phaeodictyae 



8:646, 10:44, 18:144, 22:732 



Spores muriform, dark, ovoid to oblong 



A. Hymenium sinuate-gyrose, not margined Haematomyxa 8:646 



B. Hymenium smooth, margined Sarcomyces 10:44 



