36 SPHAERIACEAE 



(a) Spores separate Pleosphaerulina ii: 350 



(b) Spores in a common mucus Diplotheca 16: 555 

 (2) Paraphyses present 



(a) Perithecia covered by a stromatic clypeus 



Peltosphaeria g: 8g8 



(b) Perithecia without a clypeus Catharinea 11: 350 

 b. Asci i6-spored; perithecia setose Capronia 2: 288 



2. Perithecia superficial 



a. Perithecia glabrous 



(i) Perithecia softish, greenish or reddish 



Winteria 14: 589 

 (2) Perithecia hard, black 



(a) Perithecia beaked Rhamphoria 2: 307 



(b) Perithecia not beaked Tichosporella 11:351 



b. Perithecia setose or hairy 



(i) Perithecia globose, setose and byssisede 



Boerlagella 14: 612 



(2) Perithecia turbinate, disk with fascicled hairs 



Ophiodictyum 16: 555 



II. Perithecia in a stroma 



1. Perithecia projecting, setose Berlesiella 9: 914 



2. Perithecia immersed 



a. Stroma effuse, eutypeous Thyridella 11: 351 



b. Stroma circular, valsous Clethridium 11: 350, 2: 332 



Phaeodictyae 



2: 238, 9: 872, 11: 341, 14: 594. 16: 544. 17: 746. 

 Spores muriform, yellow to brown, oblong to fusoid. 



I. Perithecia separate 



I. Perithecia covered or erumpent 



a. Spores with a mucous layer Pleomassaria 2 : 239 



b. Spores without a mucous layer 



(i) Perithecia without a phyllogenous pseudostroma 



(a) Asci i-2-spored Julella 2: 289 



(b) Asci 8-spored 



X. Paraphyses lacking Leptosphaerulina 17: 746 



y. Paraphyses present 



(x) Perithecia covered by a black stromatic clypeus 



Phaeopeltosphaeria 11: 344 

 (y) Perithecia not covered by a black stromatic clypeus 

 m. Perithecia glabrous 

 (m) Spores muticate 

 r. Perithecia coriaceous Karstenula 2 : 240 



s. Perithecia membranous 

 (r) Spores rounded or terete 

 h. Wall of perithecium single 



Pleospora 2: 241 



