Names
- Hildebrandt, Martha.1
- Hildebrandt, Paul.1
- Hildebrandt, Theophil Henry, 1888-1
- Horace H. Rackham Educational Memorial (Detroit, Mich.)1
- Horace H. Rackham School of Graduate Studies.1
- Hubbard, Lucius L. (Lucius Lee), 1849-1933.1
- Hubbard, Lucius Lee (1849-1933)1
- Hubbs, Carl L. (Carl Leavitt), 1894-1979.1
- Hubbs,Carl Leavitt (1894-?)1
- Huber, Gotthelf Carl, 1865-1934.1
- Hutchins, Harry B. (Harry Burns), 1847-1930.1
- Hutchins, Harry Burns (1847-1930)1
- International Mycological Congress.1
- Jenks, Jeremiah Whipple (1856-1929)1
- Jenks, Jeremiah Whipple, 1856-1929.1
- Jennings, H. S. (Herbert Spencer), 1868-1947.1
- Jennings, Herbert Spencer (1868-1947)1
- Johnston, John Black (1868-1939)1
- Johnston, John Black, 1868-1939.1
- Jordan, David Starr, 1851-1931.1