beautiful & fascinating thread on poppies
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The petals have just three cell layers. The upper and lower layers are packed with pigment. A colourless layer below has cell walls with a serpentine curve to them, and air gaps. This allows the petal to scatter light, even though it's so thin. https
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RT @mehran_plantsci: "Vividly coloured poppy flowers due to dense pigmentation and strong scattering in thin petals" https://t.co/4ZR4hMj51…
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RT @mehran_plantsci: "Vividly coloured poppy flowers due to dense pigmentation and strong scattering in thin petals" https://t.co/4ZR4hMj51…