Free Hierarchy Icon

This is a Hierarchy icon. It is available in PNG and vector. Downloading is free for PNGs up to 100x100px.
There is a small rounded square above three equally sized and shaped squares below it. There is a line connecting the top square directly to the one below and another line reaching from the top of the bottom left square crossing the middle line and connecting to the bottom right square.

Idea of Hierarchy Icon by John Mando

We've received the idea on August 08, 2012 and created the icons on January 23, 2013

Serial and parallel tasks, approvals