HYPOCREACEAE 



81 



2. Perithecla in a stroma 



a. Stroma cupulate with single central peri- 



thecium 



b. Stroma valsoid with several perithecia 



Patellonectria 24:1340 

 Thyronectria 2:561 



Phaeodictyae 

 2:558, 9:990, 11:364, 16:600, 17:815 

 Spores muriform, dark, typically olivaceous to brown 



A. Perithecia separate or cespitose 



1. Perithecia beaked; asci 8-spored 



2. Perithecia not beaked 



a. Asci 8-spored 



b. Asci many-spored 



B. Perithecia in a stroma 



1. Paraphyses present 



a. Stroma conoid, snow-white 



b. Stroma tuberiform, rimose 



2. Paraphyses absent; stroma pulvinate, more or 



less valsoid 



Scolecosporae 



2:562, 9:993, 11:365, 14:651, 16:601, 17:815, 22:497, 24:689 

 Spores acicular to filiform, 20x1 or more, continuous or septate. 



Bivonella 9:989 



Trotterula 

 Feiacia 17:815 



Leucocrea 16:601 

 Shiraia 16:600 



Mattirolia 9:993 



hvaline to 



dark. 



Hyaloscoleciae 



Spores hyaline or subhyal 



me 



A. Perithecia separate or cespitose 



1. Perithecia innate, or finally more or less erum- 



pent 



a. Perithecia with a single ostiole 



(1) Paraphyses present 



(2) Paraphyses lacking 



b. Perithecia with man)' ostioles or openings 



2. Perithecia superficial 



a. Perithecia enclosed in a stroma-like sack 



b. Perithecia not in a sack 



(1) Perithecia beaked, conic-cylindric; fimicole 



(2) Perithecia not beaked 



(a) Perithecia cylindric, erect, with a rimose 



ostiole 



(b) Perithecia globoid; ostiole round 

 X. Perithecia red to white 



(x) Paraphyses present 

 (y) Paraphyses lacking 

 y. Perithecia blue; paraphyses present 

 B. Perithecia with a subicle or stroma 

 1. Perithecia with a subicle 



a. Paraphyses present 



(1) Perithecia stipitate; wall composed of in- 



flated hyphal apices 



(2) Perithecia not stipitate; wall not of in- 



flated hyphal apices 



b. Paraphyses lacking 



Micronectriopsis 

 Micronectria 9:996 

 Coscinaria 9:1003 



Oomyces 2:564 



Copranophilus 22:499 



Acrospermum 2:807; 22 



Tubeufia 14:652 

 Ophionectria 2:563; 16 

 Cyanoderma 



Microstelium 16:672 



Torrubiella 9:994 

 Barya 2:563, 22:500 



