<i><a href="//commons.wikimedia.org/wiki/Mammillaria_sheldonii" title="Mammillaria sheldonii">Mammillaria sheldonii </a></i> (Syn. <i>Mammillaria swinglei</i>)
<a href="//commons.wikimedia.org/wiki/User:Succu" title="User:Succu">Succu</a>
CC BY 3.0
<span class="int-own-work" lang="en">Own work</span>