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Visual display of the Populus composite : 1. leafy branch of P. tremuloides, 2. large tree, 3. leafy branch and 4. bark of of P. deltoides; 5. leafy branch of P. grandidentata

Populus composite : 1. leafy branch of P. tremuloides, 2. large tree, 3. leafy branch and 4. bark of of P. deltoides; 5. leafy branch of P. grandidentata

  • Photograph