American botanist (1896–1994).
Herbert Louis (né Lewis) Mason (1896–1994) was an American botany professor, plant collector, and herbarium director. After graduating from high school, Herbert Mason and his identical twin brother, Walter, matriculated (passed entrance requirements) at Stanford University. Their education was interrupted when they both volunteered for military service in WWI and served in a U.S. Army hospital in Beaune, France. After the end of the war, Herbert Mason returned to Stanford University and received his bachelor's degree there in 1921. He became a graduate student at the University of California,