Monroe (tree) across the base. Monroe (tree) Monroe is a huge giant sequoia tree in Giant Forest, a sequoia grove where the largest tree in the world lives - the General Sherman. The Monroe tree is the tenth largest giant sequoia in the world. It was named by Wendell Flint. Nearby trees include the Washington Tree which was once the second largest tree in the world, but since it lost half its trunk in 2005 many sequoias are now larger. The Monroe tree has dull bark and no distinguishing features except for its great size and massive top. It was measured in
Callixylon tree at the base of the Callixylon Tree in memorial of David White. It reads as follows: 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