Witch's butter
Fungi
Tremella mesenterica is a common jelly fungus in the family Tremellaceae of the Agaricomycotina. The gelatinous, orange-yellow fruit body of the fungus, which can grow up to 7.5 cm diameter, has a convoluted or lobed surface that is greasy or... Wikipedia
Scientific name: Tremella mesenterica
Class: Tremellomycetes
Family: Tremellaceae
Genus: Tremella
Kingdom: Fungi
Division: Basidiomycota
Domain: Eukaryota