yellow lichen or moss cetraria pinastri on the tree. highly detailed fungus in the outdoors forest.

autumn background bark beautiful beauty bizarre botany cetraria closeup color cup detail environment flora foliose forest fungi fungus green landscape leaf leaflike lichen lichenology lichens lobes macro moss mossy nature outdoors parmeliaceae pattern pinastri plant rough small summer surface texture textured thallus tree trunk vulpicida wood yellow