Tremella mesentericaCommon name: Yellow Brain Fungus
Description: This species is found decomposing dead wood and is a parasite of other fungi. The brain-like lobes are bright orange when young but become pale and flabby with age.
References: Fungi of the Perth Region and Beyond. Neale L Bougher. http://www.wanaturalists.org.au/branches-groups/fungi/fungi-books-and-resources/