<i>Anchusa officinalis</i> (Ljubljana, Slovenia), flower diameter 8-9 mm (0.31 - 0.35 inch). Focus stacking: 71 shots, step 1; Raynox 250 mounted on Olympus Zuiko 60 mm. Helicon B+C
<a href="//commons.wikimedia.org/wiki/User:PetarM" title="User:PetarM">Petar Milošević</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>