"4th False Quasi Perpendicular" fractal. "4th" stands for the value of the exponent is the fractal formula. "False" for a spurious attribute value, "Quasi" for similarity to the following attribute value, "perpendicular" for perpendicular.
<a href="//commons.wikimedia.org/wiki/User:PantheraLeo1359531" title="User:PantheraLeo1359531">PantheraLeo1359531</a>
<span class="int-own-work" lang="en">Own work</span>