a rusty elegant sunburst lichen (xanthoria elegans), growing upon the stone

abstract aya background baikal bay beautiful brown close closeup color colorful detail elegans elegant environment flora fungus geology gray growing lecanoromycetes lichen mineral natural nature old orange outdoor picturesque plant red rock rough round rusty siberia siliceous steppe steppes stone sunburst sunlight surface tangerian tazheran tazheranskaya teloschistaceae texture thalli vivid wild xanthoria