michael-r's Identifications

On hardwood. Soft texture. Keys to Oligoporus (Tyromyces) floriformis in Mushrooms Demystified by David Arora. However, the pores are too large and that species generally grows on conifers, specifically spruce. Tyromyces chioneus is relatively common in the area, but has smaller pores and thicker flesh. The last picture illustrates the thinness of the flesh. The orange color is due to a mold.