The so-called "Benesi - T1 Pine Tree" fractal. It is similar to the "Benesi - Pwr2 Almond Bulb" fractal, but not identical.
<a href="//commons.wikimedia.org/wiki/User:PantheraLeo1359531" title="User:PantheraLeo1359531">PantheraLeo1359531</a>
<span class="int-own-work" lang="en">Own work</span>