Teacher, principal, secondary schools, Nebraska, 1920-1940, superintendent 1942-1946. Instructor botany U. Nebraska, 1940-1942. Assistant professor ecology U. Idaho, 1946-1947.
Member of faculty Oklahoma State University, 1947. —, professor botany, head department, since 1948, vice dean College Arts and Science, since 1952.
Born July 30, 1901