Ключевые слова: algae, april, background, branch, cladonia, color, common, detail, environment, european, flora, foliose, forest, fungi, fungus, green, grey, hypogymnia, isolated, leaf, lepraria, lichen, lichenes, lichenized, lichens, macro, maritime, moss, mountain, mushrooms, natural, nature, orange, parietina, pattern, physodes, plant, scale, shore, spring, sunburst, texture, tree, tree branch, tree branch isolated, twig, white, wood, xanthoria, yellow,