Though I'm not particularly familiar with either myxomycetes or jelly fungi, I suspect this is a slime mould rather than a fungus due to the substrate.
Must agree with Pam's ID, @trevorpreston, this fluffy white stuff is appearing all through our local forests atm, usually on soil but it often overlays onto small twigs, stones and partially buried branches.
Describe how you intend to use these images and/or audio files and your request will be sent to the author for consideration.
Your request has been successfully submitted to the author for consideration.
804,620 sightings of 21,814 species from 13,621 contributors CCA 3.0 | privacy
We acknowledge the Traditional Owners of this land and acknowledge their continuing connection to their culture. We pay our respects to their Elders past and present.