Gray Pine, <i><a href="//commons.wikimedia.org/wiki/Pinus_sabiniana" title="Pinus sabiniana">Pinus sabiniana</a></i> — in Mitchell Canyon on Mount Diablo, California.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/54259492@N00">Tom Hilton</a>
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/tomhilton/5750295215/">Mitchell Canyon 01</a>