Russula alnetorum Romagn. (illustrated 95% life size) Cap 1.5–4cm across, convex to flat then funnel-shaped; deep purple-vinaceous, fading and bleaching to pale mauve in the wet; fragile; peeling almost completely. Stem 20–40×5–10mm, equal; white, sometimes flushed yellowish or reddish at the base, discolouring with age. Flesh white; fragile; taste mild, smell slight. Gills some full with intermediates, strongly interveined, edges slightly toothed; pale ivory white. Spores 7–8.5×6–6.5µ, ovate; warts up to 1.5µ high, connectives irregular, forming a slight reticulum. Spore print white (A–B). Habitat in mixed woodland; late summer to autumn. Rare on Red Data List. Unknown edibility. Note photographed by Geoffrey Kibby.