Oak tree Quercus robur
![](https://lizzieharper.co.uk/wp-content/uploads/2021/09/Oak-tree-Quercus-robur-2-500x418.jpg)
Oak tree Quercus robur in full leaf.
Illustration from The Hidden Universe: Adventures in Biodiversity by Alexandre Antonelli
Oak tree Quercus robur in full leaf.
Illustration from The Hidden Universe: Adventures in Biodiversity by Alexandre Antonelli