Gloeoporus dichrous (Fr.) Bres. Fruit body annual. Resupinate and overlapping with the edges often curving up to form small, elongated, narrow shelves up to l0cm across, 4cm wide, 0.5cm thick at the base, with a sharp, undulating margin; upper surface white to cream, with concentric bands of color; finely felty becoming rough and tufted or smoother, depending on weather conditions during growth. Tubes rubbery when fresh, resinous to horny when dry and old, gelatinous. Pores 4-6 per mm, round to angular; surface light reddish, becoming dark purplish then browner when old, often covered with a bloom. Flesh up to 4mm thick, thicker than the tubes, cottony to loose; pure white. Spores cylindrical, smooth, 3.5-5.5 x 0.7-1.5µ. Hyphal structure monomitic; clamps present. Habitat on the dead wood of numerous species of hardwood and sometimes on conifers and dead polypores. Found widely distributed throughout North America. Season September-October. Not edible.