Oak (Quercus robur) acorn germinating. The radicle (primary root) is growing down into the soil and the leaf shoot is growing upwards.

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Size: 5103px × 3508px
Photo credit: © CLAUDE NURIDSANY & MARIE PERENNOU/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: acorn, biological, biology, botanical, botany, development, enbryo, floor, flora, forest, germinating, germination, growing, growth, leaf, nature, oak, plant, primary, quercus, radicle, robur, root, seed, shoot, soil, tree