Possibly yellow-gilled gymnopilus or painted suillus? Growing on a dead log that is used as a fence.
Volva remnants in one complete circle on cap smaller one not pictured right next to it was identical to pictures of spring coccora
Growing with redwoods
Growing right at the base of a pine. Mixed pine and oak wooded area. Spring Coccora?
There were a lot of these around an old oak stump. Harmon canyon
What I thought were Wild Chanterelles at the very top of the Sycamore Canyon Waterfall. I now believe it's Western jack-o'-lantern mushroom, thanks to a suggestion from another user
Seemed near the end of its fruiting cycle and was going into sporulation. SEE PHOTO #2 FOR SPORULATION