Tree growth rings. Close-up of a cut tree trunk showing the annular growth rings.

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Size: 3408px × 5145px
Photo credit: © DAN DUNKLEY/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: annular, biological, biology, botanical, botany, close-, cross, cut, dendrology, detail, flora, growth, nature, plant, ring, rings, section, sectioned, tree, trunk