Not quite a fungus but a result of one ( lemmy.world )
This is hair ice. It is formed on dead barkless wood and a fungus called Exidiopsis effusa is the main reason.
I found this and many more, during late autumn in a forest in Northern Denmark
![](https://mbin.grits.dev/media/cache/resolve/entry_thumb/6a/dc/6adc3b7b532cfa76089b0065e015057b006ba5680fe3a698ff1a2e876c76f0c3.jpg)
This is hair ice. It is formed on dead barkless wood and a fungus called Exidiopsis effusa is the main reason.
I found this and many more, during late autumn in a forest in Northern Denmark