I think this has XY chromosomes
I did not mean to break it
I found the broken one like that!
no yellowing but yes pinkish gills. some grew so strangely!
As per discussion on this observation
Small fungi found clustered, growing from a mossy river embankment adjacent to a waterfall.
Round domed caps around 1cm in diameter, with fuzzy suede-like brown surface and raised edges.
Pinkish brown porous underside, connected to a short brown stipe.