<p>Tree-like cactus whose canopy consists of spine-covered branches, jointed so as to easily break off in pieces.</p>
<p>Hanging cholla, Saguaro National Park (Rincon Mountain District).</p>
<ul><li>Keywords: arizona; cholla; rincon mountain district; saguaro national park</li></ul>
Alice Wondrak-Biel
Taken on 22 October 2011
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