128 



ZYTHIACEAE 



(y) Pycnidia more or less incomplete at top 

 m. Pycnidia gaping, showing a gelatinous spore mass 



Gelatinosporium 3:596 

 n. Pycnidia not exposing a gelatinous mass 



(m) Pycnidia foliicole 

 (n) Pycnidia rami-caulicole 

 2. Pycnidia suberose, incomplete, often pale 



a. Pycnidia cespitose 



b. Pycnidia merely gregarious 



II. Pycnidia in a stroma 



1. Conidia 4-6 fasciculate on a basidium 



2. Conidia separate 



a. Conidia setose-penicillate 



b. Conidia muticate 



(1) Stroma superficial, setose 



(2) Stroma erumpent or immersed 



(a) Pycnidia distinct in the stroma 



(b) Pycnidia locules in the stroma 



Phleospora 3: 577 

 Phlyctaena 3: 593 



Micropera 3: 604 

 Micula 3: 604 



Eriospora 3: 600 



Dilophospora 3: 600 



fMerodothidis 18:405 

 (Septodothideopsis) 



Cytosporina 3:601 

 Septosporiella 10:403 



Family 71. ZYTHIACEAE 

 (Nectrioidaceae Sacc. 3:613) 



Pycnidia, and stromata when present, fleshy or waxy, light-colored, white, yellow, 

 red or orange, globose, more rarely cup-shaped or hysterioid ; conidia various, mostly 

 hyaline. 



Subfamily Zythiae 

 Pycnidia more or less globose 



Hyalosporae 



3:613, 10:404, n:55^. 14:988, 16:983, 18:407 



I. Pycnidia separate 

 1. Pycnidia smooth 

 a. Pycnidia beakless 



(1) Conidia in chains 



(2) Conidia not catenulate 



(a) Pycnidia on creeping hyphae 



(b) Pycnidia without mycelium 

 x. Conidia spiny or ciliate 



(x) Conidia spiny 



(y) Conidia with several cilia at apex 



Ciliospora 18:410 

 y. Conidia smooth 



(x) Pycnidia single-walled 

 m. Pycnidia more or less papillate 



Zythia 3: 614 



Sirozythia 18:410 

 Eurotiopsis 10:406 



Roumegueriella 3:616 



