# Knoppen van een es (Fraxinus excelsior). 03-03-2026. (actm.) 01

- By: Agnes Monkelbaan
- Date: 2026-03-03
- Classification: Photograph
- Museum: [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:Knoppen_van_een_es_(Fraxinus_excelsior)._03-03-2026._(actm.)_01.jpg)
- Rights: [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0)
- Picture: https://invisiblenetwork.ai/thumbs/commons/thumb/f/f0/Knoppen_van_een_es_%28Fraxinus_excelsior%29._03-03-2026._%28actm.%29_01.jpg/1920px-Knoppen_van_een_es_%28Fraxinus_excelsior%29._03-03-2026._%28actm.%29_01.jpg
- Who can see it: Kids profiles and older (museums give no ratings; placed by Invisible Network from the museum's own words)

Buttons of a Fraxinus excelsior. Focus stack of 56 photos. (Branch length ~98mm. Diameter of thickest knob ~9mm.)