I think this might all be different forms/maturity of the same species? They were all next to each other on the same tree. Last photo is the underside of the photo preceding it.
Elev. = 378 ft.
It was on a rock
Small green fungi, spread all over the dead tree branch.
Small green fungi that appears to look like a small clover, spreading over a branch.
Growing on Gold Cup Live Oak (Quercus chrysolepis) bark
"On Salix sp. trunks and branches. Riparian willow bog. Flat riparian forest, 50% canopy cover, 40% bracken fern. T. Carlberg #04808"
Flavoparmelia caperata or common greenshield lichen (from Lichens of North America) is a medium to large foliose lichen that has a very distinctive pale yellow green upper cortex when dry. The rounded lobes, measuring 3–8 mm (0.1–0.3 in) wide, usually have patches of granular soredia arising from pustules. The lobes of the thallus may be smooth, but quite often have a wrinkled appearance especially in older specimens. The lower surface is black except for a brown margin; rhizomes...