Lactarius fluens Boudier.
Braunfleckender Milchling.
Cap 4–13cm across (those in the photograph are rather small), at first shallow convex, soon flattening and developing a central depression, usually dull pale greenish olive to olive-green but sometimes from drab to greyish drab or slate grey, usually with several darker, concentric bands, surface sticky when moist, smooth, with fine translucid veining; margin incurved, sometimes much paler than rest of cap, from fairly even and regular to variously waved and lobed, hairless. Stem 25–70 x 10–20mm, paler than cap, whitish, pale olive buff to pale mouse or violaceous grey, often with ochre to rusty base, staining or bruising brownish, cylindrical, smooth. Gills adnexed to slightly decurrent even when young, with a creamy tint, later cream to buff, on bruising hazel to sepia but often only after several hours (this and their colour distinguishing from L. blennius), somewhat crowded, somewhat narrow. Milk white, drying greenish grey on gills; taste hot after a few seconds. Spore print deep cream (E) with a salmon tinge. Spores oval to elliptic, warts joined by relatively few, almost wing-like ridges tending to run across the spore and giving it a striped appearance, 6.5–8.5 x 5.2–6.5μ. Habitat under broad-leaved trees especially beech and hornbeam. Season late summer to autumn. Rare. Edibility unknown -avoid. Found In Europe.