DISCELLACEAE 



195 



be. Basidia very short or obsolete 

 y. Basidia ramose 

 (x) Hymenium sinuous 

 (y) Hymenium smooth 

 b. Pycnidia more or less hysterioid and rimose 

 or laciniate 



(1) Conidia catenate (scolecospore-like at 



first) 



(2) Conidia not catenate 



(a) Basidia branched; conidia pleurogenous 



(b) Basidia simple; conidia acrogenous 

 2. Pycnidia superficial 



a. Pycnidia hairy 



(1) Conidia catenate 



(2) Conidia not catenate 



(a) Pycnidia pendent, ribbed and lobed at 



margin 



(b) Pycnidia not pendent or lobed 



b. Pycnidia glabrous 



(1) Pycnidia short-stipitate; basidia ramose; 



conidia pleurogenous 



(2) Pycnidia not stipitate 



(a) Conidia catenate, acrogenous; basidia 



ramose 



(b) Conidia not catenate 



X. Conidia x-ciliate at each end 

 y. Conidia not ciliate 



(x) Basidia ramose 



(y) Basidia simple 

 B. Pycnidia with a stroma, sometimes incomplete 



1. Stroma superficial; basidia simple 



2. Stroma innate; basidia ramose 



Selenophomopsis 



Gyrostroma 

 Hainesia 3:698 



Schizothyrella 3:690, H 272 



Pseudopatellina 22:1145, H 162 

 Scleropycnium 



Sirocyphis H 187; 50 



Hyphostereum H 186 

 Cyphina 3:623, H 188 



Pseudozythia 18:409, H 190 



Siroscyphella H 189 



Entomopatella 



Ollula 10:411, H 191 

 Patellina 3:622 



Munkia 10:408, H 311 

 Microdiscula H 318 



B. 



Phaeosporae 

 Conidia 1-celled, colored or dark, elliptic to oblong 



Conidiome not a pycnidium, large, shell-like, 



superficial; basidia ramose, with filiform 



pseudoparaphyses; conidia yellow to red Michcnera 6:652, H 183 



Pycnidia minute, patellate, erumpent; conidia 



catenate TruUula 3:731, H 195 



Hyalodidymae 

 Conidia 2-celled, hyaline, globose to oblong 



A. Pycnidia separate 



1. Conidia catenate 



2. Conidia not catenate 



a. Pycnidia scutellate, erumpent; basidia ramose; 



conidia acropleurogenous 



b. Pycnidia hysterioid, rimose 



(1) Basidia ramose; conidia pleurogenous 



(2) Basidia simple or obsolete; conidia acrog- 



enous 



B. Pycnidia with a stroma; basidia simple 



Siropatella H 166 



Myriellina 



Cystotricha 3:413, H 167 



Fioriella 18:432, H 9 

 Diplozythiella 



