<i><a href="//commons.wikimedia.org/wiki/Rebutia_marsoneri" class="mw-redirect" title="Rebutia marsoneri">Rebutia marsoneri</a></i> Werd. f. marsoneri - cultivated plant from own collection.
<a href="//commons.wikimedia.org/wiki/User:Osida" title="User:Osida">Otakar Sida</a>
CC BY 3.0
self-made, own foto