62 



SPHAERIALES 



(b) Ostiole not stellate or lobed, black, 

 beaked 

 X. Spores with mucous sheath, long-striate Amylis 

 y. Spores without mucous sheath 



(1) Perithecia in a pseudostroma 



(2) Perithecia not in a pseudostroma 

 , Perithecia not beaked or stellate 



(1) Perithecia with clypeus or epistroma 



(a) Perithecia with a clypeus, i.e. black ad 



hering epiderm 

 X. Paraphyses present 

 y. Paraphyses lacking 



(x) Asci 8-spored 



(y) Asci 16-spored 



(b) Perithecia with epistroma splitting radi 



ally 



Mamiana 24:705 

 Gnomoniella 1:413; 9 



Causalis 24: 1262 



Sphaerognomonia 22:78; 10 

 Stevensiella 24:808 



(2) Perithecia without clypeus or epistroma 



(a) Paraphyses present 

 X. Perithecia setulose 

 y. Perithecia glabrous 



(x) Asci 2-spored 

 (y) Asci 8-spored 

 m. Spores with a mucous sheath 

 n. Spores without mucous sheath 

 (m) Perithecia lichenicole 

 (n) Perithecia perithecicole 

 (o) Perithecia not in lichens or other 

 perithecia 



(b) Paraphysoids present; i nt ramat rical 



hyphae more or less well developed 



(c) Paraphyses or paraphysoids lacking 

 X. Asci 1-2-spored 



(x) Perithecia ostiolate, not lichenicole 

 (y) Perithecia astomous, then splitting 

 irregularly at apex, lichenicole 

 y. Asci 4-8-spored 

 (x) Asci globose; spores with an irregu- 

 lar wing 

 (y) Asci not globose or spores winged 

 m. Spores long-caudate at one or both 



ends 

 n. Spores not caudate 



(m) Perithecia lichenicole 

 (n.) Perithecia not lichenicole 

 z. Asci many-spored 

 (x) Perithecia hairy 

 (y) Perithecia glabrous 

 2. Perithecia superficial from the first 

 a. Perithecia beaked 



(1) Spores wi'h a ring-like appendage 



(2) Spores not appendaged 

 X. Perithecia hairy 



y. Perithecia glabrous 



Schizoparme 



Physalosporella 22:290 



Dicarpella 24:743 



Myelosperma 24:815 



Sporophysa 17:586 

 Cryptonectriopsis 24:742 



Physalospora 1:433; 9 



Montagnellina 24:636 



Geminispora 11:292 

 Spolverinia 17:577 



Samarospora 11:254 



Urospora 1:488, 14:523 



Paralaestadia 17:576 

 Phomatospora 1:420, 432 



Polytrichia 1:451 

 Ditopella 1:450 



Rostrella 17:609 



Cerastomis 2:409 

 Ceratostomella 2:408; 9 



