Virtual Herbarium

Floral Symmetry - Zygomorphic

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Zygomorphic or bilateral (or irregular) - also known as monosymmetric.
  • divided into equal halves along one (longitudinal) plane only, or in other words,
  • divisible through the centre of the flower in only one longitudinal plane for the halves of the flower to be mirror images.

Illustration from Clarke, I. & Lee, H. (2003) Name that Flower, Melbourne University Press, Victoria.

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