Prickly pear cactus <i><a href="//commons.wikimedia.org/wiki/Opuntia_chlorotica" title="Opuntia chlorotica">Opuntia chlorotica</a></i> on stone, Joshua Tree National Park
<a href="//commons.wikimedia.org/wiki/User:Lupe" title="User:Lupe">Lupe</a>
CC BY 3.0
<span class="int-own-work" lang="en">Own work</span>