Mycena pseudocorticola

Description:

Pileus up to 12 mm across, hemispherical, parabolical, broadly conical to convex, occasionally with a small papilla, often somewhat flattened at the centre, sulcate, translucent-striate, pruinose, glabrescent, dark bluish grey, bluish to bluish grey, or slate grey, turning brownish with age. Lamellae 8 - 14 reaching the stipe, fairly broad, ascending to subhorizontal, the edge convex, broadly adnate, mostly decurrent with a short tooth, grey to pale bluish grey, or greyish white, becoming pale sepia brown with age, the edge paler. Stipe up to 25 x 1 mm, equal, curved, pruinose-floccose, glabrescent, grey to bluish grey, more brownish with age, the base densely covered with long, white fibrils. Odour none.

Notes:

spotted in river Homem félinhos beach,a very tiny one