On Saturday, walking along Proefteeltenweg, the path covered by leaves of multiple autumnal hues and beech mast, defying the eyes to see anything else of note, splashes of white became apparent.
White against copper tones, upon decaying coniferous stumps.
I believe this to be ageing 𝐴𝑛𝑡𝑟𝑜𝑑𝑖𝑎 𝑥𝑎𝑛𝑡ℎ𝑎, Yellow Porecrust, its colour fading to whitewash.