Russula crassotunicata Singer
Cap 3-8cm across, deeply convex then expanded with depressed disc; white to yellowish white or pale buff, staining yellowish brown; viscid when moist, usually dry and felty; cuticle thick and rubbery, almost totally separable. Gills adnate, quite distant, narrow; pale yellow, staining yellow-brown when injured. Stem 35-50 x 9-20mm, equal, solid then spongy; white, staining yellow-brown; dry, dull, almost velvety. Flesh firm; white, staining when cut. Odor puffball- or coconut-like. Taste acrid to burning. Spores broadly ellipsoid, 8.5-11.5 x 7-9µ; warts up to 1.2µ high, isolated. Deposit white (A). Habitat under conifers. Found in northern North America from Michigan to Washington. Season August-September. Edibility not known - not recommended.