<i>Juglans regia</i> (Persian walnut, English walnut, Carpathian walnut, Madeira walnut, or especially in Great Britain, common walnut). This one is in the schoolyard of IES de Ribadeo Dionisio Gamallo (Ribadeo, Lugo, Galicia, Spain).
<a href="//commons.wikimedia.org/wiki/User:Drow_male" title="User:Drow male">Fernando Losada Rodríguez</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>