Stepping back to admire a mix of foliose lichens (grey and light-green), crustose lichen (small golden speckles), and moss (dark green) on the same tree trunk at Thacher State Park. (Photo by Erin Lennon, NYS Parks)
10 – Stepping back, Thacher tree with lichen (photo by Erin Lennon)
New York State Parks and Historic Sites Blog 
