I have no idea but some kind people on mushroom hunting NZ ID’d for me :)
Brown fan-shaped mushroom without stipe growing from rotting wood.
Spore print brown.Spores spherical.
Up to about 100 mm across. Woody.
Found on Fallen branch under Pine forest
In larger context photo occurs at bottom left (3 fungi in that photo)
in a small 'cave in a rotting tree stump. I think it's a lichen. The last image is when I pulled some out. was about 30cm wide by 30 cm high, not sure how deep.
on a live tree in native bush. Beautiful orange/brown banding.
In native bush, on a live tree. Underside stained brown on touching.