Behold, Pando
A clonal colony of quaking aspen trees connected by an enormous single root system spanning 106 acres. It is a single organism, it has been determined to be a single male tree by identical genetic markers.
The root system of Pando is estimated to be 80,000 years old, while some speculate that Pando is closer to 1,000,000 years old.
https://en.m.wikipedia.org/wiki/Pando_%28tree%29?wprov=sfla1 
