Not Done with Symmetry Yet

I enjoyed painting the bottom view of the dragon fruit (DF) yesterday. My watercolor sketch didn’t quite portray the type of spiral symmetry one sees quite clearly in the flower of a sunflower or a pineapple. In all honesty, the symmetry in the DF isn’t that clear. Perhaps I got a defective one. Today’s study […]


Yesterday I mentioned that the leaves of the dragonfruit seemed to be arranged with spiral symmetry. If one looks at the leaves in groups of three, they seem to be arrayed as shingles on a roof or scales on a fish. In fact another name for dragonfruit is ‘dragon scales’. Today’s experiment I thought that […]

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