King Arthur (tree) King Arthur (tree) The King Arthur Tree is a giant sequoia located in Garfield Grove, the grove is near the town of Three Rivers in California. The tree was once known as the California Tree, as shown in National Park Service promotional literature from 1917 (which describes the largest tree in Garfield Grove as the "California Tree"). The King Arthur is the ninth largest giant sequoia in the world. Its base of up to about 50 feet (15 m) rivals the General Sherman, the largest giant sequoia, for total mass. The Garfield Grove comprises 2,330 acres (9.4 km) in Sequoia
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