Boole (tree) the largest in Converse Basin Grove, was named around 1895 by A.H. Sweeny, a Fresno doctor, after Franklin A. Boole, a supervisor of the logging operation who spared the tree's life due to its great size. Before 1931, it was thought by many to be the largest tree in the world (although the General Grant Tree was more popularly known as the largest tree in the world at that time), but it is now known as the sixth largest tree, after five other giant sequoias: the General Sherman tree, the General Grant, the President tree, the Lincoln tree, and the
Euclid Tree Euclid Tree The Euclid Tree is a giant sequoia that is the 16th largest tree in the world. It is located in the Mountain Home Grove, one of several sequoia groves found in the southern Sierra Nevada of California. The Euclid Tree was named and measured in 1989 by "big tree hunter" Wendell Flint, with the help of Bob Walker. Flint later determined that it was by volume the 17th largest tree in the world. However, the number two tree, the Washington Tree, lost its ranking in 2003 due to damage from a lightning strike, and the Euclid Tree is