Russula mustelina

CAP 8-12 mm in diam., obtusely convex to plano-convex then broadly
depressed, often highly irregular, margin undulating, surface smooth to slightly striate
or sulcate, varying from yellow to pale brown-yellow to mottled red and yellow or varying
shades of brown, sometimes with green tones, not bruising. GILLS adnate to adnexed,
free with age, not forked, white at first, then yellow with age. STEM 40-95 mm tall x
20-30 mm wide, equal to clavate, glabrous, solid, compact,.. more