28 SPHAERIACEAE 



II. Perithecia upon or within a stroma or subicle 

 i. Perithecia beaked Glomerella 16: 452, 17: 573 



2. Perithecia not beaked 



a. Perithecia immersed in a subicle Scortechinia A 68, 9: 604 



b. Perithecia in or upon a stroma 



(1) Stroma radiate, phyllogenous Trabutia 1 : 449 



(2) Stroma not radiate, usually caulicole 



(a) Xecks of perithecia wanting, stroma disk-like 



Botryosphaeria 1 : 456 

 (inch Gibellia A 406, 9:608 and 

 Coutinia 17: 589) 



(b) Xecks of perithecia present, stroma valsiform 



Cryptosporella 1 : 466 

 (inch Diaporthopsis 9:610) 



Phaeosporae 



1: 214, 9: 481, 11: 278, 14: 489, 16: 427. 17: 593 

 Spores i-celled, colored, usually yellowish or brown, ovoid, oblong or fusoid 

 I. Perithecia separate, at least without a stroma 



1. Covered, often erumpent 



a. Asci i-spored Haplosporium A 40, 9: 495 



b. Asci 4-8-spored 



(1) Perithecia covered by the blackened adhering epiderm 



Anthostomella 1: 278 



(2) Perithecia erumpent with a stellate volva 



Astrocystis 1 : 293 



c. Asci many-spored 



(1) Spores smooth Miillerella A 40, 9: 495 



(2) Spores verrucose Mesnieria 16:440 



2. Superficial or subsuperficial 



a. Perithecia long-beaked 



(1) Spores lunulate; fimicole Micrascus A 37, q: 4S3 



(2) Spores globose to elliptic ; not fimicole 



Ceratostoma 1: 215 



b. Perithecia not beaked 



(1) Perithecia submembranous 



(a) Spores with a mucous sheath or tail ; usually fimicole 

 x. Asci 4-8-spored 



(x) Spores with a hyaline tail or cauda 



Sordaria 1 : 230 

 (y) Spores with a mucous sheath 

 m. Perithecia sparse Hypocopra 1 : 240 



n. Perithecia densely aggregate, almost stroma-like 



Coprolepa 1 : 2d8 

 y. Asci many-spored, spores usually caudate 



Philocopra 1: 249 



(b) Spores without mucous sheath or tail 



x. Perithecia with simple setae, asci persistent 



Helminthosphaeria 1 : 230 



