a print of an extinct plant (<i>Cordaites lungatus</i>), ca. 300 millions years, near modern ferns, Jardin des Plantes, Paris. Identification plaque.
<a href="//commons.wikimedia.org/wiki/User:Jebulon" title="User:Jebulon">Jebulon</a>
<span class="int-own-work" lang="en">Own work</span>