Mushroom Mycena? on damp cardboard.
EM-1, 100mm extension, Luminar 63mm at approx f16 "15", FOV 5mm, twin flash, hand held. Images cropped slightly.
_5094917_DxO Mushroom FOV 5mm Luminar 63mm at ca f16 15 Flash 1600.jpg
_5094931_DxO Mushroom FOV 5mm Luminar at ca f1615 Flash 1600.jpg