EXCIPULACEAE 133 



II. Pycnidia elongate, longitudinally cleft 



1. Basidia simple, bacillar Leptostromella 3:659 



2. Basidia umbellately branched *Petasodes 14:998 



Family 73. EXCIPULACEAE 



Pycnidia membranous or carbonous, black, cup-shaped, patellate or hysterioid, at 

 first more or less spheric, but at length widely open, erumpent or superficial, glabrous 

 or hairy. 



Hyalosporae 



3:665, 10:432, 11:558, 14:999, 16:993, 18:436 

 Conidia hyaline, i-celled, globose to oblong 



I. Pycnidia pilose or setose 



1. Conidia muticate; pycnidia cupulate Amerosporium 3:680 



2. Conidia ciliate ; pycnidia cupulate 



a. Conidia several-ciliate at apex Polynema 3: 687 



b. Conidia i-ciliate at each end Dinemasporium 3:683 



II. Pycnidia smooth or nearly so 



1. Pycnidia more or less cup-shaped, or disciform 



a. Pycnidia composed of conglutinate dark hyphae 



Godroniella 3: 665 



b. Pycnidia with cellular context 



(1) Pycnidia cup-like when mature, sometimes obconoid 



(a) Basidia simple 



x. Pycnidia cup-shaped Excipula 3: 665 



y. Pycnidia terete-conic Catinula 3: 673 



(b) Basidia branched Heteropatella 3:670 



(2) Pycnidia subglobose-collabent, disciform or verruciform 



(a) Pycnidia subglobose, irregularly dehiscent and collabent 



Dothichiza 3: 671 



(b) Pycnidia disciform, often imperfect and covered by epiderm 



Discula 3: 674 



(c) Pycnidia verruciform; conidia mucose-involute 



Agyriellopsis 18:438 



2. Pycnidia hysterioid or valvately gaping 



a. Pycnidia widely hysterioid Psilospora 3:679 



b. Pycnidia valvately gaping 



(1) Basidia typically branched Sporonema 3:677 



(2) Basidia simple or none Pleococcum 3: 679 



Phaeosporae 



10:439, 18:441 

 Conidia dark, i-celled, globose to oblong 



I. Pycnidia patellate, smooth Phaeodiscula 10: 439 



II. Pycnidia cupulate, setulose at margin fConiothyris 10:439 



(Coniothyriella) 



