Multiple lichen species found on dead ash tree.
Shield lichen on a sandstone with other kinds of lichen too!
on Paper Birch
With the lobes
green lichen on a fallen tree, cracking off appearance, sea foam color, one grouping of lichen extends about 1-2 feet long, some patches of darker green moss near the lichen
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...