trees, tree, trunks, branches, leaves, mist, pine, pine needles, twigs, husks, moss, lichen, green, greenery, plants, plant life, shade, shadows, darkness, pathway, path, debris, walkway, stream, puddle, puddles, water, real, reality, finite, limited, liminal, understandable, conceivable, black, blue, green, gray, visible light, straight angles, lines 