Immensely complex.
For an index of all Leica-related articles click here.

Click the image for a larger version.
The previous version is here.
I moved in closer for this one, using the 80mm El Nikkor f/5.6N, reversed on the Nikon PB4 bellows on the Leica SL2-S with 3 strobes, ISO 100. You get a good sense of just how sharp those thorns really are, and my fingers testify to their effectiveness. 34 images focus stacked in Helicon Focus, which has delivered an exceptional result here.