Lesser Burdock Start of Flower Opening Sequence
When I framed the images, I wanted to feature the four buds with purple showing. I didn't notice that the fifth bud was making the very first move.
Olympus EM-1, (aperture priority), Olympus 4/3 50mm f2 macro, 1/60 at f8 ISO 500, hand-held.
The stereo is crosseye.