Ключевые слова: background, bark, beauty, botany, brown, bur, burl, burls, burr, closeup, defect, deformity, detail, ecology, environment, flora, fungus, garden, green, growth, illness, infection, knot, landscape, lichen, natural, nature, old, outdoor, parasite, park, pattern, plant, rough, scenic, season, spring, springtime, stem, surface, texture, tree, tree burl, tree trunk, trunk, tumor, wild, wood, yellow,