i 3 o ZYTHIACEAE— LEPTOSTROMATACEAE 



i. Pycnidia beakless, almost discoid Trichocrea 10:410 



2. Pycnidia beaked; conidia i-ciliate Mycorhynchus 18:418 



II. Pycnidia in a stroma; conidia hamate Polystigmina 3:622 



Subfamily Patellinae 

 Pycnidia cupulate or hysterioid 



Hyalosporae 



3:622, 10:411, u:553, 18:419 



Conidia hyaline, i-celled, globose to oblong 



I. Pycnidia separate 



1. Pycnidia cup-shaped 



a. Pycnidia smooth 



(1) Pycnidia carnose ; basidia simple, cylindric 



Patellina 3: 622 



(2) Pycnidia submembranous ; basidia branched 



Ollula 10: 411 



b. Pycnidia hairy 



(1) Conidia in chains *Sirocyphis 



(2) Conidia not in chains Cyphina 3:623 



2. Pycnidia flattened, oblong, cleft Hysteromyxa 3:622 



II. Pycnidia in a stroma 



1. Stroma suberose. white Munkia 10:408 



2. Stroma corneous, black fPycnostroma 18:415 



(Aschersoniopsis) 



Hyalophragmiae 



n:553 



Conidia hyaline, several-septate, oblong 



I. Pycnidia immersed, waxy Pseudostictis 11:553 



Scolecosporae 



10: 411 



Conidia hyaline, filiform, continuous 

 I. Pycnidia waxy, cup-shaped, on a white subicle 



Trichosperma 10:411 



Family 72. LEPTOSTROMATACEAE 

 Pycnidia membranous or carbonous, black, more or less distinctly dimidiate, 

 scutiform, astomous, ostiolate or cleft, erumpent or superficial. 



Hyalosporae 



3:625, 10:412. n:553. 14:092, 16:986, 18:410 



Conidia hyaline, i-cellcd, globose to oblong 



I. Pycnidia separate 



1. Pycnidia astomous or variously perforate, but not cleft 

 a. Basidia lacking 



