The type specimens of Tremella australiensis. T. brasiliensis, T. coalescen
s. T. microspora, as well as T. samoensis were restudied. Detailed illustra
tions and descriptions are presented and the taxonomic status of the specie
s is discussed. Tremella australiensis is proposed to be synonym of T. spec
tabilis, while T. samoensis is considered synonym of T. cinnabarina. Mycopa
rasitism of T. microspora on Stereum-like fungi is described for the first
time.