Fungus? Slime mold? No idea.
growing on sloughed bark of elm (I think it's elm)
On soil in coast redwood forest with tanbark oak
Thanks to Ibrahim Hadžić (Montenegro) for genus ID.
30 Sep 2012.
Buckingham Springs, Bucks Co, PA.
Growing in garden mulch in the early morning.
Parasola auricoma or plicatilis.
ID courtesy of Jay Justice.