210 



MONILIALES 



2. Conidia solitary, globose to fusoid 



a. Conidia globose to elliptic 



(1) Sterile hyphae nearly obsolete 



(2) Sterile hyphae elongate 



b. Conidia fusoid or elongate 



Coniosporium 4:238; 55 

 Cordelia 10:586 

 Fusella 4:246 



Thielaviopsis 11:612 

 Chalaropsis 



Macronemeae 



Hyphae manifest and distinct from the conidia 



A. Conidia dark, rarely subhyaline 



1. Conidia endogenous 



a. Conidia catenate 



(1) Conidia of two kinds, endogenous and 



exogenous 



(a) Both kinds of conidia catenate, the 



endogenous smaller cylindric hyaline, 

 the exogenous larger ovate fuscous 



(b) Exogenous conidia not catenate 



(2) Conidia alike 



(a) Conidiophores ramose 

 X. Conidiophores verticillate-aggregate ; 



conidia at first capitulate, then catenu- 

 late 

 y. Conidiophores not verticillate nor co- 

 nidia capitulate 



(b) Conidia simple or nearly so 

 X. Conidia mucose, finally conglobate at 



the apex; saprogenous 

 y. Conidia not mucose or conglobate; biog- 

 enous 



b. Conidia not catenate 



(1) Conidia arising singly in substipitate 



vesicles 



(2) Conidia several from a lageniform or 



elongate terminal cell of 2-3-celled 

 branches 



2. Conidia exogenous 

 a. Conidia catenate 



(1) Conidiophores spirally twisted, forming a 



head of conidia 



(2) Conidiophores not spirally twisted 



(a) Conidiophores with verticillate basidia 



on the swollen nodes 



(b) Conidiophores torulose, muriculate, in- 



termixed with long rigid setae 



(c) Conidiophores otherwise 

 X. Conidial chains simple; sterile hyphae 



creeping 

 (x) Conidiophores vesiculose-inflated at 



apex 

 (y) Conidiophores not vesiculose-inflated 

 m. Conidia verruculose, the chains 

 botryose-aggregate, forming irreg- 

 ular heads 

 n. Conidia not verruculose 



Rhacodiella 

 Sporendonema 11:515 



Gliomastix 22:1347 

 Columnophora 



Conioscypha 18:572 



Cadophora 



Helicocephalum 10:512 



Gonatorhodum 4:168 

 Lacellina 



Rhopalocystis 



Pachytrichum 



