Pollen of the orchid Maxillaria crassifolia. Confocal laser scanning microscopy (Olimpus FV-1000D). My own work.
<a href="//commons.wikimedia.org/w/index.php?title=User:Marchellos1977&amp;action=edit&amp;redlink=1" class="new" title="User:Marchellos1977 (page does not exist)">Marchellos1977</a>
CC BY 4.0
<span class="int-own-work" lang="en">Own work</span>