Textured surface of old tree bark with intricate patterns, covered by greenish-gray lichens and patches of moss. The bark exhibits grooves and ridges, highlighting its aged and rugged nature. Lichens, a symbiotic association between fungi and algae, thrive on the bark, contributing to its textured appearance. The combination of organic elements creates a natural abstract design, with varying shades of green, gray, and brown adding depth. This close-up showcases the complex interactions in forest ecosystems.
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