Fruiting bodies on mostly fallen wood, very thin and with a smooth undersurface.
There are at least 12 species of Stereum in New Zealand, some that ‘bleed’ when cut.
Many other fungi previously called Stereum, with similar ‘sterioid’ features, have been renamed in several other genera distinguished on the basis of microscopic features.


NZFungi Entry

Stereum ostrea

Easily identified by the thin, wavy and flexible, fan-shaped fruiting bodies (to 10 cm radius) present in clusters on wood, with concentric bands of orange to yellow-brown hairs on the upper surface, and a smooth pale yellow-brown lower surface. Not bl