Suillus subaureus (Pk.) Snell Cap 3-12cm across, convex with an inturned margin, becoming flat with a fluted margin; mustard yellow; surface sticky under tiny patches of tomentum and flaky scales which become red and spot-like. Tubes subdecurrent to decurrent; ochraceous. Pores small, round to angular; dirty yellow. Stem 40-80 x 10-20mm, solid, sticky when young; yellow, staining dull brown when bruised or handled; white mycelium at base. Veil none except in the tiniest buttons. Flesh up to 3cm thick; yellow staining reddish brown. Odor slightly fragrant. Taste mild, slightly acid. Spores ellipsoid to subfusoid, 7-10 x 2.7-3.5µ. Deposit olive-brown. Habitat scattered to gregarious under white pine, aspen, and scrub oak. Sometimes common. Found in eastern North America. Season June-September. Edible.