What is this close-up picture? (WotsThat: Shiitake mushroom texture (macro))

Question

What object is shown in this zoomed-in close-up photo?

TerraShift · Accepted Answer

Shiitake mushroom texture (macro). Shiitake mushrooms are traditionally grown on hardwood logs rather than soil, with the fungus slowly breaking down the wood over months before the mushrooms finally sprout from the bark.

Answer: Shiitake mushroom texture (macro)

More fungi close-ups