General Sherman (tree) Sherman Tree is neither the tallest known living tree on Earth (that distinction belongs to the Hyperion tree, a Coast redwood), nor is it the widest (both the largest cypress and largest baobab have a greater diameter), nor is it the oldest known living tree on Earth (that distinction belongs to a Great Basin bristlecone pine). With a height of , a diameter of , an estimated bole volume of , and an estimated age of 2,3002,700 years, it is nevertheless among the tallest, widest, and longest-lived of all trees on the planet. General Sherman (tree) General Sherman is a
Callixylon tree Callixylon tree The Callixylon tree is a 250,000,000 year old petrified tree stump discovered by John Fitts in a field in 1913. This stump is reputed to be the largest stump of "Callixylon" in the world. The Callixylon tree was discovered by John Fitts in 1913 at a farm near Goose Creek, south of Jesse, Oklahoma, in section 26, T. 1 N., R. 7 E. The fossil was found near the Giant Fitts Oilfield. The petrified stump was the largest of its species to ever be discovered. The Callixylon tree is an example of "Callixylon whiteanum", a species of extinct