Lactarius subflammeus Smith & Hesler. Cap 3-7cm across, convex with a depressed disc, becoming flat with an arched, translucently striate margin; scarlet to yellow-orange; smooth, naked and slimy, sticky. Gills broadly adnate to decurrent, close, moderately broad; whitish tinged with color of cap. Stem 40-90 x 8-15mm, hollow, fragile, enlarging toward the base; similar color to cap but paler; hoary then naked, often with an uneven surface. Flesh thin, fragile; watery pinky-buff to dull orange-buff. Latex milk-white, unchanging, not staining. Odor slight. Taste slowly acrid. Spores broadly ellipsoid, amyloid, 7.8-9.5 x 6.4-7.8µ; ornamented with short ridges and warts sometimes forming a partial reticulum, prominences 0.5-1µ. high. Deposit white. Habitat under pine in conifer forests or sand dunes. Common. Found widely distributed in the Pacific Northwest. Season September-November. Not edible