TREMELLINEAE. 55 



ANALYSIS OF THE GENERA. 



AURICULARIEAE. 



Auricularia. Broadly attached, margin free and reflexed. 

 Hirneola. Cartilaginous, ear-shaped, attached by a point. 

 TREMELLINEAE. 



Exidia. Cup-shaped, truncate, or irregularly lobed ; spores 

 reniform, producing curved sporidiola on germina- 

 tion. 



Ulocolla. Pulvinate and gyrose ; spores reniform, produc- 

 ing rod-shaped sporidiola on germination. 



Tremella. Brain-like or lobed ; spores globose or ovoid. 

 Naematelia. Firm, convex, with a central, hard nucleus. 

 Gyrocephalus. Erect, spathulate. 



Tremellodon. Gelatinous, tremelloid, fan-shaped, fleshy ; 

 hymenium with distinct spines. 



DACRYOMYCETEAE. 

 Dacryomyces. Small, pulvinate and gyrose. 



Guepinia. Irregularly cup-shaped, hymenium on one sur- 

 face only. 



Dacryopsis. Hymenium at the apex of a short stem, bear- 

 ing conidia and spores. 



Ditiola. Stem distinct, bearing the hymenium at its 

 expanded apex. 



Apyrenium. Subglobose or lobed, hollow. 



Calocera. Subcylindrical and erect, simple or branched. 



