Names
- Hargitt, Edward.1
- Harrington, Mark Walrod, 1848-1926.1
- Hartt, Charles Frederick, 1840-1878.1
- Hatcher, Harlan Henthorne, 1898-1
- Hatcher, Harlan, 1898-1998.1
- Heath, Edwin R1
- Heath, Edwin R.1
- Heath, Ivon D.1
- Henderson, William D., 1866-1
- Henderson, William D., b. 1866.1
- Hicks, Welmer K., 1909-1
- Hinsdale, W. B. (Wilbert B.), 1851-1944.1
- Holmes, William Henry, 1846-1933.1
- Hornaday, William Temple, 1854-1937.1
- Hornaday, William. Temple, 1854-1937.1
- Hubbard, Bela, 1814-1896.1
- Hubbard, E. W.1
- Hubbard, Edward K1
- Hubbard, Edward K.1
- Hubbell, Theodore Huntington, 1897-1989.1