Russula odorata Romagnesi.
Cap 3-5cm across, convex becoming flatter, soon depressed; dull purplish red, brown, rosy, or grayish red, fading to buff; fragile; margin sulcate; cuticle peels almost completely. Gills thin, strongly interveined; deep ochre-yellow. Stem 25-80 x l0mm, fragile; white bruising slightly yellow. Flesh white. Odor rather aromatic. Taste mild to slightly hot. Spores ovoid, 6.7-8.5 x 5.7-7µ; warts up to lµ, high, with partial reticulum. Deposit deep ochre (G-H). Habitat in mixed deciduous woods. Found in western North America. Season September-November. Edibility not known.