Photograph taken by myself on March 13th, 2009 at the Springs Preserve, Las Vegas, Nevada, United States. Cactus was labeled Beavertail Prickley[sic] Pear, <i>Opuntia basilaris</i>.
<a href="//commons.wikimedia.org/wiki/User:Prosfilaes" title="User:Prosfilaes">David Starner</a>
CC BY 3.0
<span class="int-own-work" lang="en">Own work</span>