<p>Mammillaria karwinskiana ssp. nejapensis
Howard Peter Rawlings Conservatory
</p>
Druid Hill Park Baltimore
<a rel="nofollow" class="external text" href="https://flickr.com/people/33590535@N06">Drew Avery</a>
CC BY 2.0
originally posted to <b><a href="//commons.wikimedia.org/wiki/Flickr" class="mw-redirect" title="Flickr">Flickr</a></b> as <a rel="nofollow" class="external text" href="https://flickr.com/photos/33590535@N06/4204392683">Mammillaria karwinskiana ssp. nejapensis</a>