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
Ishi Giant and stands at a height of . It has a volume of 1,110 cubic meters which ranks it as the 13th largest giant sequoia on earth and 15th largest tree of all (due to the fact a coast redwood named Lost Monarch is larger, with a volume of 1,203 cubic meters). Ishi Giant Ishi Giant, is a giant sequoia in California, United States. It is located in Kennedy Grove, which is part of a group of eight closely spaced giant sequoia groves situated in Sequoia National Forest in the Sierra Nevada in eastern central California. Ishi Giant was only found