Amanita augusta

Amanita augusta, commonly known as the western yellow-veil or western yellow-veiled amanita, is a small tannish-brown mushroom with cap colors bright yellow to dark brown and various combinations of the two colors. The mushroom is often recognizable by the fragmented yellow remnants of the universal veil. This mushroom grows year-round in the Pacific Northwest, but fruiting tends to occur in late fall to mid-winter. The fungus grows in an ectomycorrhizal relationship with hardwoods and conifers, often in mixed woodlands....read more on Wikipedia.