Pando is a clonal colony of Quaking aspen in Fishlake National Forest, Utah. Its tens of thousands of stems share one root system and are considered a single organism.
In Utah, a forest that looks like many trees is actually one giant aspen clone. Called Pando, its 47,000 stems share one underground root system. It covers 43 hectares and may weigh 6,000 tons, making it a candidate for Earth’s heaviest organism.